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S.No.

Lab Name

Osl Code

Indian Standard No.

Product

Grade / Type / Size / Designation etc.

Testing Charges (Excl. Of Taxes)

Validity Date

Remark

121

MSME TESTING CENTRE, CHENNAI

6106704

IS 398 : Part 4 (1994)

Aluminium conductors for overhead transmission purposes: Part 4 aluminium alloy stranded conductors (Aluminium - Magnesium - Silicon Type) - Specification (Third Revision)

3150 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Remark
7.1 Table-1(Dimensional measurement of wires)	-	630	for 7 stands
12.2 Table 1(Breaking Load Test- Before Stranding)	-	1080	for 7 stands
12.2 Table 1(Breaking Load Test- After Stranding)	-	1080	for 7 stands
12.3 Table 1(Elongation Test- After Stranding)	-	450	for 7 stands
12.3 Table 1(Elongation Test- Before Stranding)	-	450	for 7 stands
12.4 Table 1(Resistance of Aluminium wire)	-	630	for 7 stands
9.2 Table 3(Lay Ratio of stranded conductors)	-	360	for 7 stands

31 Dec, 2026

-
-

122

BIS, Central Laboratory (CL)

None

IS 398 : Part 5 (1992)

Aluminium conductor for overhead transmission purposes - Specification: Part 5 aluminium conductors - Galvanized steel - Reinforced for extra high voltage (400 KV And Above) (First Revision)

Rs 11400/- View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
7 (elec) (Freedom from defects)	-
13.8 (elec) (Resistance test-Aluminium wire before Stranding)	-
14.8 (elec) (Resistance test-Aluminium wire after stranding)	-
13.2 (Visual Examination)	-
13.3 (Diameter(mm), Aluminium wire)	-
13.3 (Diameter(mm), Aluminium wire)	-
13.3 (Diameter(mm), Steel Wire)	-
13.3 (Diameter(mm), Steel Wire)	-
10 (Stranding)	-
10 (Stranding, Direction of Outermost layer)	-
10 (Stranding, Ratio of diameter of Aluminium)	-
10.2, table 4 (Lay Ratio, Aluminium Wire Outer of Layer)	-
10.2, table 4 (Lay Ratio, Aluminium Wire, Layer immediately)	-
10.2, table 4 (Lay Ratio, Aluminium Wire, Inner most layer of three Aluminium wire)	-
10.2, table 4 (Lay Ratio, Steel wire, (6 wire layar))	-
13.5.2 (Breaking Load, Aluminium wire(Before Stranding))	-
13.5.2 (Breaking Load, Steel wire (Before Stranding))	-
13.5.2 (Breaking Load Steel wire (After Stranding))	-
13.5.2 (Breaking Load Aluminium wire (After Stranding))	-
13.6 ("Ductility Test on steel wire, Torsion Test ")	-
13.6 (Ductility Test on steel wire, Torsion Test)	-
13.6 (Ductility Test on steel wire, Elongation Test)	-
13.6 (Ductility Test on steel wire, Elongation Test)	-
13.7 (Wrapping Test, Aluminium wire)	-
13.7 (Wrapping Test, Steel wire)	-
13.9 (Galvanizing Test on steel wire, uniformity of coating)	-
13.9 (Galvanizing Test on steel wire, uniformity of coating)	-
13.9 (Galvanizing Test on steel wire,Weight of zinc coating)	-
13.9 (Galvanizing Test on steel wire,Weight of zinc coating)	-
9 (Joint in wires,)	-
9 (Joint in wires,)	-

-
Test facility not available for Breaking load on complete conductor , surface condition test, corona test & radio interference voltage test

123

BIS, Central Laboratory (CL)

None

IS 398 : Part 4 (1994)

Aluminium conductors for overhead transmission purposes: Part 4 aluminium alloy stranded conductors (Aluminium - Magnesium - Silicon Type) - Specification (Third Revision)

Please see remarks View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
6.1 (Freedom from Defects)	-
7.1 Table-1 (Dimensional measurement of wires)	-
7.2.2 Table-2, Table-4 (Calculated resistance of Stranded Conductor)	-
8.1 (Joints in wires-Conductors Containing Seven Wires)	-
8.2 (Joints in wires-Conductors Containing More Than Seven Wires)	-
9.1 (Stranding)	-
9.2 Table 3 (Lay Ratio of stranded conductors)	-
9.3 (Direction of Lay)	-
9.4 (Multiple layers of wires)	-
11 (Packing and Marking)	-
12.2 Table 1 (Breaking Load Test- Before Stranding)	-
12.2 Table 1 (Breaking Load Test- After Stranding)	-
12.3 Table 1 (Elongation Test- Before Stranding)	-
12.3 Table 1 (Elongation Test- After Stranding)	-
12.4 Table 1 (Resistance of Aluminium wire)	-
9.2 (Lay Ratio 24 wire layer)	-
9.2 (Lay Ratio 18 wire layer)	-
9.2 (Lay Ratio 12 wire layer)	-
9.2 (Lay Ratio 3/6 wire layer)	-
7.2.1 (Sizes)	-

-
-

124

BIS, Central Laboratory (CL)

None

IS 398 : Part 2 (1996)

Aluminium conductors for overhead transmission purposes - Specification: Part 2 aluminium conuuctors, galvanized steel - Reinforced (Third Revision)

Please see remarks. View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
8.1.1 & 13.2 Table-1 (mech) (Diameter of Aluminium Wires Before Stranding)	-
8.1.1 & 13.2 Table 2 (mech) (Diameter of Steel Wires Before Stranding)	-
8.1.1 & 13.2 Table-1 (mech) (Diameter of Aluminium Wires After Stranding)	-
8.1.1 & 13.2 Table 2 (mech) (Diameter of Steel Wires After Stranding)	-
13.3 Table 1 (mech) (Breaking Load of Aluminium Wires Before Stranding)	-
13.3 Table 2 (mech) (Breaking Load of Steel Wires Before Stranding)	-
13.3 Table 1 (mech) (Breaking Load of Aluminium Wires After Stranding)	-
13.3 Table 2 (mech) (Breaking Load of Steel Wires After Stranding)	-
10 (elec) (Stranding)	-
10 (elec) (Stranding)	-
10 (elec) (Stranding)	-
10 (mech) (Stranding)	-
13.4.1 (mech) (Ductility by Torsion Test before stranding)	-
13.4.1 (mech) (Ductility by Torsion Test before stranding)	-
13.4.1 (mech) (Ductility by Torsion Test after stranding)	-
13.4.1 (mech) (Ductility by Torsion Test after stranding)	-
13.4.2 (elec) (Ductility by Elongation Test before stranding)	-
13.4.2 (elec) (Ductility by Elongation Test after stranding)	-
13.5.1 (mech) (Wrapping Test Aluminium Wires Before Stranding)	-
13.5.1 (mech) (Wrapping Test Aluminium Wires After Stranding)	-
13.5.2 (mech) (Wrapping Test Galvanized Steel Wires Before Stranding)	-
13.5.2 (mech) (Wrapping Test Galvanized Steel Wires After Stranding)	-
13.6 (elec) (Resistance test-Aluminium wire before Stranding)	-
13.6 (elec) (Resistance test-Aluminium wire after stranding)	-
13.7.2 (chem) (Mass of Zinc coating)	-
13.7.2 (chem) (Uniformity of Zinc coating)	-
13.8 Table-4 (mech) (Lay Ratio- Aluminium Wire Outermost Layer)	-
13.8 Table-4 (mech) (Lay Ratio- Aluminium Wire Layer Immediately Beneath Outermost Layer)	-
13.8 Table-4 (mech) (Lay Ratio- Aluminium Wire Innermost Layer of Conductors with 3 Aluminium Wire Layers)	-
13.8 Table-4 (mech) (Lay Ratio- Steel Core (6 Wire Layer))	-
13.9 (elec) (Surface condition test)	-
8.1.1 & 13.2 Table-1 (Diameter of Aluminium Wires Before Stranding)	-
8.1.1 & 13.2 Table 2 (Diameter of Steel Wires Before Stranding)	-
8.1.1 & 13.2 Table-1 (Diameter of Aluminium Wires After Stranding)	-
8.1.1 & 13.2 Table 2 (Diameter of Steel Wires After Stranding)	-
10 (Stranding)	-
13.3 Table 1 (Breaking Load of Aluminium Wires Before Stranding)	-
13.3 Table 2 (Breaking Load of Steel Wires Before Stranding)	-
13.3 Table 1 (Breaking Load of Aluminium Wires After Stranding)	-
13.3 Table 2 (Breaking Load of Steel Wires After Stranding)	-
13.4.1 (Ductility by Torsion Test before stranding)	-
13.4.1 (Ductility by Torsion Test before stranding)	-
13.4.1 (Ductility by Torsion Test after stranding)	-
13.5.1 (Wrapping Test Aluminium Wires Before Stranding)	-
13.5.1 (Wrapping Test Aluminium Wires After Stranding)	-
13.5.2 (Wrapping Test Galvanized Steel Wires Before Stranding)	-
13.5.2 (Wrapping Test Galvanized Steel Wires After Stranding)	-
13.8 Table-4 (Lay Ratio- Aluminium Wire Outermost Layer)	-
13.8 Table-4 (Lay Ratio- Aluminium Wire Layer Immediately Beneath Outermost Layer)	-
13.8 Table-4 (Lay Ratio- Aluminium Wire Innermost Layer of Conductors with 3 Aluminium Wire Layers)	-
13.8 Table-4 (Lay Ratio- Steel Core (6 Wire Layer))	-
13.7 (Galvanising test Dip test for uniformity of coating)	-
13.7 (Galvanising test Dip test for uniformity of coating)	-
13.7 (Weight of Zinc Coating [g/m²])	-
13.7 (Weight of Zinc Coating [g/m²])	-
7.1 (Freedom from Defects)	-
9 (Joint in Wire)	-

-
Complete upto 100 sqmm, Above 100 sq. mm. TF not available for Stress-strain test, Surface conditioning test, ultimate breaking load on stranded conductor

125

BIS, Central Laboratory (CL)

None

IS 398 : Part 1 (1996)

Aluminium conductors for overhead transmission purposes - Specification: Part 1 aluminium stranded conductors (Third Revision)

Rs.1600/- for 7 strands, Rs.3750/- for 19 strands View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
12.2, Table-1 (Measurement of diameter of individual aluminium wire)	-
12.3, Table-1 (Breaking load before stranding)	-
12.3, Table-1 (Breaking load after stranding)	-
12.4 (Wrapping test)	-
12.5, Table 1 (Resistance test)	-
12.6, Table 3 (Measurement of lay ratio)	-
9.3 (Stranding)	-
6 (Freedom from defects)	-

-
-

126

BIS, Bengaluru Branch Laboratory (BNBL)

None

IS 398 : Part 4 (1994)

Aluminium conductors for overhead transmission purposes: Part 4 aluminium alloy stranded conductors (Aluminium - Magnesium - Silicon Type) - Specification (Third Revision)

Please see remarks View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
6.1 (Freedom from Defects)	-
7.1 Table-1 (Dimensional measurement of wires)	-
7.2.2 Table-2, Table-4 (Calculated resistance of Stranded Conductor)	-
8.1 (Joints in wires-Conductors Containing Seven Wires)	-
8.2 (Joints in wires-Conductors Containing More Than Seven Wires)	-
9.1 (Stranding)	-
9.2 Table 3 (Lay Ratio of stranded conductors)	-
9.3 (Direction of Lay)	-
9.4 (Multiple layers of wires)	-
11 (Packing and Marking)	-
12.2 Table 1 (Breaking Load Test- Before Stranding)	-
12.2 Table 1 (Breaking Load Test- After Stranding)	-
12.3 Table 1 (Elongation Test- Before Stranding)	-
12.3 Table 1 (Elongation Test- After Stranding)	-
12.4 Table 1 (Resistance of Aluminium wire)	-

-
-

127

BIS, Bengaluru Branch Laboratory (BNBL)

None

IS 398 : Part 2 (2025)

Aluminium Conductor for Overhead Transmission Purposes - Specification Part 2 Aluminium Conductors Galvanized Steel Reinforced (Fourth Revision)

Please see remarks. View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
Cl-7 (Freedom From Defects)	-
Cl-8.1 (Wires-Nominal Sizes)	-
Cl-8.2 (Aluminum Conductors, Galvanized Steel- Reinforced)	-
Cl-9.1 (Joint in Wires)	-
Cl-9.2 (Aluminium Wires)	-
Cl-9.3 (Galvanized Steel Wires)	-
Cl-10.2 (Lay Ratio of Aluminium Conductors Galvanized Steel-Reinforced)	-
Cl-11.1 (Standard Length)	-
Cl-11.2 (Random Lengths)	-
Cl-13.3 (Conductor- Visual examination)	-
Cl- 13.5 (Conductor- Measurement of lay ratio/direction of lay)	-
Cl- 13.6 (Aluminium wires -Breaking load test)	-
Cl- 13.6 (Steel wires- Breaking load test)	-
Cl-13.7.2 (Elongation Test)	-
Cl- 13.7 (Steel wires- Ductility test)	-
Cl- 13.8 (Aluminium wires- Wrapping test)	-
Cl-13.7.1 (Torsion Test)	-
Cl- 13.8 (Steel wires- Wrapping test)	-
Cl- 13.10 (Steel wires- Galvanizing test)	-
Cl- 13.9 (Aluminium wires- d.c. resistance test)	-
Cl- 13.4 (Steel wires- Measurement of diameter)	-
Cl-13.4 (Aluminium wires-Measurement of diameter)	-

-
Partial* * All Test facilities for conductors up to 80 sq. mm available, excluding Cl 13.15 Corona Test & Cl 13.16 Radio Interference Voltage Test. * Test facilities for conductors of nominal area 100 sq mm and above available. excluding Cl 13.12 Resistance test on stranded conductor, Cl 13.13 Surface Condition test, Cl 13.14 Ultimate Tensile Strength Test on Stranded conductor, Cl 13.15 Corona Test & Cl 13.16 Radio Interference Voltage Test.

128

BIS, Western Regional Laboratory (WRL)

None

IS 398 : Part 5 (1992)

Aluminium conductor for overhead transmission purposes - Specification: Part 5 aluminium conductors - Galvanized steel - Reinforced for extra high voltage (400 KV And Above) (First Revision)

Except Test facility for clause 13.10, 13.11 and 13.12

11400 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
7 (elec) (Freedom from defects)	-
13.2 (mech) (Visual Examination)	-
13.3 Table-1 (mech) (Diameter-Aluminium wires)	-
13.3 Table-2 (mech) (Diameter-Galvanized Steel wires)	-
13.5.1 Table 3 (elec) (Breaking Load on Complete conductor)	-
13.5.2 Table 1 (mech) (Breaking Load of Aluminium Wires Before Stranding)	-
13.5.2 Table 2 (mech) (Breaking Load of Steel Wires Before Stranding)	-
13.5.2 Table 2 (mech) (Breaking Load of Steel Wires After Stranding)	-
13.6.1 (mech) (Ductility by Torsion Test before stranding)	-
13.6.1 (mech) (Ductility by Torsion Test after stranding)	-
13.6.2 (mech) (Ductility by Elongation Test before stranding)	-
13.6.2 (mech) (Ductility by Elongation Test after stranding)	-
13.7.1 (mech) (Wrapping Test Aluminium Wires Before Stranding)	-
13.7.1 (mech) (Wrapping Test Aluminium Wires After Stranding)	-
13.7.2 (mech) (Wrapping Test Galvanized Steel Wires Before Stranding)	-
13.7.2 (mech) (Wrapping Test Galvanized Steel Wires After Stranding)	-
13.8 (elec) (Resistance test-Aluminium wire before Stranding)	-
14.8 (elec) (Resistance test-Aluminium wire after stranding)	-
13.9.2 (chem) (Mass of Zinc coating)	-
13.9.2 (chem) (Uniformity of Zinc coating)	-
13.4 Table-4 (mech) (Lay Ratio- Aluminium Wire Outermost Layer)	-
13.4 Table-4 (mech) (Lay Ratio- Aluminium Wire Layer Immediately Beneath Outermost Layer)	-
13.4 Table-4 (mech) (Lay Ratio- Aluminium Wire Innermost Layer of Conductors eith 3 Aluminium Wire Layers)	-
13.4 Table-4 (mech) (Lay Ratio- Steel Core (6 Wire Layer))	-
10.4 (mech) (Direction of lay)	-
13.5.2 Table 1 (mech) (Breaking Load of Aluminium Wires After Stranding)	-

-
Test facility not available: 1. Breaking Load Test on Complete Conductor, 2. Surface conditioning test apparatus 3. Corona Test 4. Radio Interference Voltage Test.

129

BIS, Western Regional Laboratory (WRL)

None

IS 398 : Part 4 (1994)

Aluminium conductors for overhead transmission purposes: Part 4 aluminium alloy stranded conductors (Aluminium - Magnesium - Silicon Type) - Specification (Third Revision)

Please see remarks View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
6.1 (Freedom from Defects)	-
7.1 Table-1 (Dimensional measurement of wires)	-
7.2.2 Table-2, Table-4 (Calculated resistance of Stranded Conductor)	-
8.1 (Joints in wires-Conductors Containing Seven Wires)	-
8.2 (Joints in wires-Conductors Containing More Than Seven Wires)	-
9.2 Table 3 (Lay Ratio of stranded conductors)	-
9.3 (Direction of Lay)	-
9.4 (Multiple layers of wires)	-
11 (Packing and Marking)	-
12.2 Table 1 (Breaking Load Test- Before Stranding)	-
12.2 Table 1 (Breaking Load Test- After Stranding)	-
12.3 Table 1 (Elongation Test- Before Stranding)	-
12.3 Table 1 (Elongation Test- After Stranding)	-
12.4 Table 1 (Resistance of Aluminium wire)	-
7.2.1 (Sizes)	-
Cl. 7.2 (7.2.1, 7.2.2), Table 2 (Approx Mass)	-

-
Complete Test facility available

130

BIS, Western Regional Laboratory (WRL)

None

IS 398 : Part 1 (1996)

Aluminium conductors for overhead transmission purposes - Specification: Part 1 aluminium stranded conductors (Third Revision)

Rs.1600/- for 7 strands, Rs.3750/- for 19 strands View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
6 (Freedom from defects)	-
9.3 (Stranding)	-
12.6, Table 3 (Measurement of lay ratio)	-
12.5, Table 1 (Resistance test)	-
12.4 (Wrapping test)	-
12.3, Table-1 (Breaking load after stranding)	-
12.3, Table-1 (Breaking load before stranding)	-
12.2, Table-1 (Measurement of diameter of individual aluminium wire)	-
7.1.1 (Nominal Sizes)	-
7.2.1 (Sizes)	-
7.2.2 (Resistance)	-
8, 8.1, 8.2 (Joint in wires, except during stranding)	-
9.2 (Lay ratio)	-
9.4 (Multiple layer of wires)	-

-
Complete Test Facility

131

BIS, Southern Regional Laboratory (SRL)

None

IS 398 : Part 5 (1992)

Aluminium conductor for overhead transmission purposes - Specification: Part 5 aluminium conductors - Galvanized steel - Reinforced for extra high voltage (400 KV And Above) (First Revision)

11400 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
7 (elec) (Freedom from defects)	-
13.2 (mech) (Visual Examination)	-
13.3 Table-1 (mech) (Diameter-Aluminium wires)	-
13.3 Table-2 (mech) (Diameter-Galvanized Steel wires)	-
13.5.2 Table 1 (mech) (Breaking Load of Aluminium Wires Before Stranding)	-
13.5.2 Table 2 (mech) (Breaking Load of Steel Wires Before Stranding)	-
13.5.2 Table 1 (mech) (Breaking Load of Aluminium Wires After Stranding)	-
13.5.2 Table 2 (mech) (Breaking Load of Steel Wires After Stranding)	-
13.6.1 (mech) (Ductility by Torsion Test before stranding)	-
13.6.1 (mech) (Ductility by Torsion Test after stranding)	-
13.6.2 (mech) (Ductility by Elongation Test before stranding)	-
13.6.2 (mech) (Ductility by Elongation Test after stranding)	-
13.7.1 (mech) (Wrapping Test Aluminium Wires Before Stranding)	-
13.7.1 (mech) (Wrapping Test Aluminium Wires After Stranding)	-
13.7.2 (mech) (Wrapping Test Galvanized Steel Wires Before Stranding)	-
13.7.2 (mech) (Wrapping Test Galvanized Steel Wires After Stranding)	-
13.8 (elec) (Resistance test-Aluminium wire before Stranding)	-
14.8 (elec) (Resistance test-Aluminium wire after stranding)	-
13.9.2 (chem) (Mass of Zinc coating)	-
13.9.2 (chem) (Uniformity of Zinc coating)	-
13.4 Table-4 (mech) (Lay Ratio- Aluminium Wire Outermost Layer)	-
13.4 Table-4 (mech) (Lay Ratio- Aluminium Wire Layer Immediately Beneath Outermost Layer)	-
13.4 Table-4 (mech) (Lay Ratio- Aluminium Wire Innermost Layer of Conductors eith 3 Aluminium Wire Layers)	-
13.4 Table-4 (mech) (Lay Ratio- Steel Core (6 Wire Layer))	-

-
" 5 m Excluding Except surface, carona & Radio Interference Test

132

BIS, Southern Regional Laboratory (SRL)

None

IS 398 : Part 2 (1996)

Aluminium conductors for overhead transmission purposes - Specification: Part 2 aluminium conuuctors, galvanized steel - Reinforced (Third Revision)

Please see remarks. View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
8.1.1 & 13.2 Table-1 (mech) (Diameter of Aluminium Wires Before Stranding)	-
8.1.1 & 13.2 Table 2 (mech) (Diameter of Steel Wires Before Stranding)	-
8.1.1 & 13.2 Table-1 (mech) (Diameter of Aluminium Wires After Stranding)	-
8.1.1 & 13.2 Table 2 (mech) (Diameter of Steel Wires After Stranding)	-
10 (elec) (Stranding)	-
13.3 Table 1 (mech) (Breaking Load of Aluminium Wires Before Stranding)	-
13.3 Table 2 (mech) (Breaking Load of Steel Wires Before Stranding)	-
13.3 Table 1 (mech) (Breaking Load of Aluminium Wires After Stranding)	-
13.3 Table 2 (mech) (Breaking Load of Steel Wires After Stranding)	-
13.4.1 (mech) (Ductility by Torsion Test before stranding)	-
13.4.1 (mech) (Ductility by Torsion Test after stranding)	-
13.5.1 (mech) (Wrapping Test Aluminium Wires Before Stranding)	-
13.5.1 (mech) (Wrapping Test Aluminium Wires After Stranding)	-
13.5.2 (mech) (Wrapping Test Galvanized Steel Wires Before Stranding)	-
13.5.2 (mech) (Wrapping Test Galvanized Steel Wires After Stranding)	-
13.6 (elec) (Resistance test-Aluminium wire before Stranding)	-
13.6 (elec) (Resistance test-Aluminium wire after stranding)	-
13.7.2 (chem) (Mass of Zinc coating)	-
13.7.2 (chem) (Uniformity of Zinc coating)	-
13.8 Table-4 (mech) (Lay Ratio- Aluminium Wire Outermost Layer)	-
13.8 Table-4 (mech) (Lay Ratio- Aluminium Wire Layer Immediately Beneath Outermost Layer)	-
13.8 Table-4 (mech) (Lay Ratio- Aluminium Wire Innermost Layer of Conductors with 3 Aluminium Wire Layers)	-
13.8 Table-4 (mech) (Lay Ratio- Steel Core (6 Wire Layer))	-
13.4.2 (elec) (Ductility by Elongation Test before stranding)	-
13.4.2 (elec) (Ductility by Elongation Test after stranding)	-

-
" 5 m Excluding 1.)Complete upto 100 sq mm 2.)Except surface condition test, ultimate breaking load test on stranded conductor above 100 sqmm & stress strain test on conductor

133

BIS, Northern Regional Laboratory (NRL)

None

IS 398 : Part 5 (1992)

Aluminium conductor for overhead transmission purposes - Specification: Part 5 aluminium conductors - Galvanized steel - Reinforced for extra high voltage (400 KV And Above) (First Revision)

11400 View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
7 (elec) (Freedom from defects)	-
13.2 (mech) (Visual Examination)	-
13.3 Table-1 (mech) (Diameter-Aluminium wires)	-
13.3 Table-2 (mech) (Diameter-Galvanized Steel wires)	-
13.5.2 Table 1 (mech) (Breaking Load of Aluminium Wires Before Stranding)	-
13.5.2 Table 2 (mech) (Breaking Load of Steel Wires Before Stranding)	-
13.5.2 Table 1 (mech) (Breaking Load of Aluminium Wires After Stranding)	-
13.5.2 Table 2 (mech) (Breaking Load of Steel Wires After Stranding)	-
13.6.1 (mech) (Ductility by Torsion Test before stranding)	-
13.6.1 (mech) (Ductility by Torsion Test after stranding)	-
13.6.2 (mech) (Ductility by Elongation Test before stranding)	-
13.6.2 (mech) (Ductility by Elongation Test after stranding)	-
13.6.2 (mech) (Ductility by Elongation Test before stranding)	-
13.6.2 (mech) (Ductility by Elongation Test after stranding)	-
13.7.1 (mech) (Wrapping Test Aluminium Wires Before Stranding)	-
13.7.1 (mech) (Wrapping Test Aluminium Wires After Stranding)	-
13.7.2 (mech) (Wrapping Test Galvanized Steel Wires Before Stranding)	-
13.7.2 (mech) (Wrapping Test Galvanized Steel Wires After Stranding)	-
13.8 (elec) (Resistance test-Aluminium wire before Stranding)	-
14.8 (elec) (Resistance test-Aluminium wire after stranding)	-
13.9.2 (chem) (Mass of Zinc coating)	-
13.9.2 (chem) (Uniformity of Zinc coating)	-
13.4 Table-4 (mech) (Lay Ratio- Aluminium Wire Outermost Layer)	-
13.4 Table-4 (mech) (Lay Ratio- Aluminium Wire Layer Immediately Beneath Outermost Layer)	-
13.4 Table-4 (mech) (Lay Ratio- Aluminium Wire Innermost Layer of Conductors eith 3 Aluminium Wire Layers)	-
13.4 Table-4 (mech) (Lay Ratio- Steel Core (6 Wire Layer))	-
13.9.2 (chem) (Mass of Zinc coating)	-
13.9.2 (chem) (Uniformity of Zinc coating)	-

-
Except Cl.13.10 surface condition test ,Cl.13.11 corona test ,Cl.13.12 radio interference test for 400 kV & above.,CI.13.5 Stress Strain Test

134

BIS, Northern Regional Laboratory (NRL)

None

IS 398 : Part 4 (1994)

Aluminium conductors for overhead transmission purposes: Part 4 aluminium alloy stranded conductors (Aluminium - Magnesium - Silicon Type) - Specification (Third Revision)

Please see remarks View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
6.1 (Freedom from Defects)	-
7.1 Table-1 (Dimensional measurement of wires)	-
7.2.2 Table-2, Table-4 (Calculated resistance of Stranded Conductor)	-
8.1 (Joints in wires-Conductors Containing Seven Wires)	-
8.2 (Joints in wires-Conductors Containing More Than Seven Wires)	-
9.1 (Stranding)	-
9.2 Table 3 (Lay Ratio of stranded conductors)	-
9.3 (Direction of Lay)	-
9.4 (Multiple layers of wires)	-
11 (Packing and Marking)	-
12.2 Table 1 (Breaking Load Test- Before Stranding)	-
12.2 Table 1 (Breaking Load Test- After Stranding)	-
12.3 Table 1 (Elongation Test- Before Stranding)	-
12.3 Table 1 (Elongation Test- After Stranding)	-
12.4 Table 1 (Resistance of Aluminium wire)	-

-
Test facility is complete

135

BIS, Northern Regional Laboratory (NRL)

None

IS 398 : Part 2 (1996)

Aluminium conductors for overhead transmission purposes - Specification: Part 2 aluminium conuuctors, galvanized steel - Reinforced (Third Revision)

Please see remarks. View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
8.1.1 & 13.2 Table-1 (mech) (Diameter of Aluminium Wires Before Stranding)	-
8.1.1 & 13.2 Table-1 (mech) (Diameter of Aluminium Wires After Stranding)	-
8.1.1 & 13.2 Table 2 (mech) (Diameter of Steel Wires Before Stranding)	-
8.1.1 & 13.2 Table-1 (mech) (Diameter of Aluminium Wires After Stranding)	-
8.1.1 & 13.2 Table 2 (mech) (Diameter of Steel Wires After Stranding)	-
10 (elec) (Stranding)	-
10 (elec) (Stranding)	-
10 (elec) (Stranding)	-
10 (mech) (Stranding)	-
13.3 Table 1 (mech) (Breaking Load of Aluminium Wires Before Stranding)	-
13.3 Table 2 (mech) (Breaking Load of Steel Wires Before Stranding)	-
13.3 Table 1 (mech) (Breaking Load of Aluminium Wires After Stranding)	-
13.3 Table 2 (mech) (Breaking Load of Steel Wires After Stranding)	-
13.4.1 (mech) (Ductility by Torsion Test before stranding)	-
13.4.1 (mech) (Ductility by Torsion Test before stranding)	-
13.4.1 (mech) (Ductility by Torsion Test after stranding)	-
13.4.1 (mech) (Ductility by Torsion Test after stranding)	-
13.4.1 (mech) (Ductility by Torsion Test before stranding)	-
13.4.1 (mech) (Ductility by Torsion Test before stranding)	-
13.4.1 (mech) (Ductility by Torsion Test after stranding)	-
13.4.1 (mech) (Ductility by Torsion Test after stranding)	-
13.4.2 (elec) (Ductility by Elongation Test before stranding)	-
13.5.1 (mech) (Wrapping Test Aluminium Wires After Stranding)	-
13.4.2 (elec) (Ductility by Elongation Test after stranding)	-
13.5.1 (mech) (Wrapping Test Aluminium Wires After Stranding)	-
13.5.1 (mech) (Wrapping Test Aluminium Wires Before Stranding)	-
13.5.1 (mech) (Wrapping Test Aluminium Wires After Stranding)	-
13.5.2 (mech) (Wrapping Test Galvanized Steel Wires After Stranding)	-
13.5.2 (mech) (Wrapping Test Galvanized Steel Wires Before Stranding)	-
13.5.2 (mech) (Wrapping Test Galvanized Steel Wires After Stranding)	-
13.6 (elec) (Resistance test-Aluminium wire before Stranding)	-
13.6 (elec) (Resistance test-Aluminium wire after stranding)	-
13.7.2 (chem) (Mass of Zinc coating)	-
13.7.2 (chem) (Uniformity of Zinc coating)	-
13.8 Table-4 (mech) (Lay Ratio- Aluminium Wire Outermost Layer)	-
13.8 Table-4 (mech) (Lay Ratio- Aluminium Wire Layer Immediately Beneath Outermost Layer)	-
13.8 Table-4 (mech) (Lay Ratio- Aluminium Wire Innermost Layer of Conductors with 3 Aluminium Wire Layers)	-
13.8 Table-4 (mech) (Lay Ratio- Steel Core (6 Wire Layer))	-
13.7.2 (chem) (Mass of Zinc coating)	-
13.7.2 (chem) (Uniformity of Zinc coating)	-

-
Excluding 1.)Complete Upto 100 sq. mm 2.) Above 100 Sq .mm Except Cl.13.9 surface condition test Cl.13.10 ultimate breaking load test on stranded conductor above 100 mm sq Cl.13.11 stress strain test on conductor

136

BIS, Northern Regional Laboratory (NRL)

None

IS 398 : Part 1 (1996)

Aluminium conductors for overhead transmission purposes - Specification: Part 1 aluminium stranded conductors (Third Revision)

Rs.1600/- for 7 strands, Rs.3750/- for 19 strands View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
12.2, Table-1 (Measurement of diameter of individual aluminium wire)	-
12.3, Table-1 (Breaking load before stranding)	-
12.3, Table-1 (Breaking load after stranding)	-
12.4 (Wrapping test)	-
12.5, Table 1 (Resistance test)	-
12.6, Table 3 (Measurement of lay ratio)	-
9.3 (Stranding)	-
6 (Freedom from defects)	-

-
Test facility is complete

137

BIS, Southern Regional Laboratory (SRL)

None

IS 398 : Part 1 (1996)

Aluminium conductors for overhead transmission purposes - Specification: Part 1 aluminium stranded conductors (Third Revision)

AAAC

Rs.1600/- for 7 strands, Rs.3750/- for 19 strands View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
12.2, Table-1 (Measurement of diameter of individual aluminium wire)	-
12.3, Table-1 (Breaking load before stranding)	-
12.3, Table-1 (Breaking load after stranding)	-
12.4 (Wrapping test)	-
12.5, Table 1 (Resistance test)	-
12.6, Table 3 (Measurement of lay ratio)	-
9.3 (Stranding)	-
6 (Freedom from defects)	-

-
" 5 m "

138

BIS, Southern Regional Laboratory (SRL)

None

IS 398 : Part 4 (1994)

Aluminium conductors for overhead transmission purposes: Part 4 aluminium alloy stranded conductors (Aluminium - Magnesium - Silicon Type) - Specification (Third Revision)

AAAC

Please see remarks View breakup
For stranded conductors with 7 strands- Rs.1500 For stranded conductors with 19 strands- Rs.3600 For stranded conductors with 37 strands- Rs. 6750 For stranded conductors with 61 strands- Rs. 10650

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
6.1 (Freedom from Defects)	-
7.1 Table-1 (Dimensional measurement of wires)	-
7.2.2 Table-2, Table-4 (Calculated resistance of Stranded Conductor)	-
8.1 (Joints in wires-Conductors Containing Seven Wires)	-
8.2 (Joints in wires-Conductors Containing More Than Seven Wires)	-
9.1 (Stranding)	-
9.2 Table 3 (Lay Ratio of stranded conductors)	-
9.3 (Direction of Lay)	-
9.4 (Multiple layers of wires)	-
11 (Packing and Marking)	-
12.2 Table 1 (Breaking Load Test- Before Stranding)	-
12.2 Table 1 (Breaking Load Test- After Stranding)	-
12.3 Table 1 (Elongation Test- Before Stranding)	-
12.3 Table 1 (Elongation Test- After Stranding)	-
12.3 Table 1 (Elongation Test- Before Stranding)	-
12.3 Table 1 (Elongation Test- After Stranding)	-
12.4 Table 1 (Resistance of Aluminium wire)	-
9.2 Table 3 (Lay Ratio of stranded conductors)	-

-
5 m

139

BIS, Bengaluru Branch Laboratory (BNBL)

None

IS 398 : Part 1 (1996)

Aluminium conductors for overhead transmission purposes - Specification: Part 1 aluminium stranded conductors (Third Revision)

All

Rs.1600/- for 7 strands, Rs.3750/- for 19 strands View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
12.2, Table-1 (Measurement of diameter of individual aluminium wire)	-
12.3, Table-1 (Breaking load before stranding)	-
12.3, Table-1 (Breaking load after stranding)	-
12.4 (Wrapping test)	-
12.5, Table 1 (Resistance test)	-
12.6, Table 3 (Measurement of lay ratio)	-
9.3 (Stranding)	-
6 (Freedom from defects)	-

-
-

140

BIS, Eastern Regional Laboratory (ERL)

None

IS 398 : Part 5 (1992)

Aluminium conductor for overhead transmission purposes - Specification: Part 5 aluminium conductors - Galvanized steel - Reinforced for extra high voltage (400 KV And Above) (First Revision)

All sizes/varieties

11400 View breakup
Excluding Breaking load on complete conductor, Surface condition test, Corona test and Radio interference test

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
7 (elec) (Freedom from defects)	-
13.5.1 Table 3 (elec) (Breaking Load on Complete conductor)	-
13.5.2 Table 1 (elec) (Breaking Load of Aluminium Wires Before Stranding)	-
13.5.2 Table 2 (elec) (Breaking Load of Steel Wires Before Stranding)	-
13.5.2 Table 1 (elec) (Breaking Load of Aluminium Wires After Stranding)	-
13.5.2 Table 2 (elec) (Breaking Load of Steel Wires After Stranding)	-
13.6.1 (elec) (Ductility by Torsion Test before stranding)	-
13.6.1 (elec) (Ductility by Torsion Test after stranding)	-
13.6.2 (elec) (Ductility by Elongation Test before stranding)	-
13.6.2 (elec) (Ductility by Elongation Test after stranding)	-
13.7.1 (elec) (Wrapping Test Aluminium Wires Before Stranding)	-
13.7.1 (elec) (Wrapping Test Aluminium Wires After Stranding)	-
13.7.2 (elec) (Wrapping Test Galvanized Steel Wires Before Stranding)	-
13.7.2 (elec) (Wrapping Test Galvanized Steel Wires After Stranding)	-
13.8 (elec) (Resistance test-Aluminium wire before Stranding)	-
14.8 (elec) (Resistance test-Aluminium wire after stranding)	-
13.9.2 (elec) (Mass of Zinc coating)	-
10.4 (elec) (Direction of lay)	-
13.4 Table-4 (elec) (Lay Ratio- Aluminium Wire Outermost Layer)	-
13.4 Table-4 (elec) (Lay Ratio- Aluminium Wire Layer Immediately Beneath Outermost Layer)	-
13.4 Table-4 (mech) (Lay Ratio- Aluminium Wire Innermost Layer of Conductors eith 3 Aluminium Wire Layers)	-
13.4 Table-4 (elec) (Lay Ratio- Steel Core (6 Wire Layer))	-
13.3 Table-2 (elec) (Diameter-Galvanized Steel wires)	-
13.3 Table-1 (elec) (Diameter-Aluminium wires)	-
13.10 (elec) (Surface condition test)	-
13.11 (elec) (Corona Test)	-
13.12 (elec) (Radio Interference Voltage Test)	-
13.4 Table-4 (elec) (Lay Ratio- Steel Core (6 Wire Layer))	-
8.2.2 (elec) (Resistance of complete conductor)	-
13.2 (elec) (Visual Examination)	-
13.4 Table-4 (elec) (Lay Ratio- Aluminium Wire Innermost Layer of Conductors eith 3 Aluminium Wire Layers)	-

-
Elec-Facility not available for surface condition,corona test ,radio interference test, Breaking Load on complete conductor.

141

BIS, Eastern Regional Laboratory (ERL)

None

IS 398 : Part 4 (1994)

Aluminium conductors for overhead transmission purposes: Part 4 aluminium alloy stranded conductors (Aluminium - Magnesium - Silicon Type) - Specification (Third Revision)

Complete facility available upto 100 sq mm only

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
6.1 (Freedom from Defects)	-
7.2.2 Table-2, Table-4 (Calculated resistance of Stranded Conductor)	-
8.1 (Joints in wires-Conductors Containing Seven Wires)	-
8.2 (Joints in wires-Conductors Containing More Than Seven Wires)	-
9.2 Table 3 (Lay Ratio of stranded conductors)	-
9.3 (Direction of Lay)	-
9.4 (Multiple layers of wires)	-
12.2 Table 1 (Breaking Load Test- Before Stranding)	-
12.2 Table 1 (Breaking Load Test- After Stranding)	-
12.3 Table 1 (Elongation Test- Before Stranding)	-
12.3 Table 1 (Elongation Test- After Stranding)	-
12.4 Table 1 (Resistance of Aluminium wire)	-
11 (Packing and Marking)	-
7.1 Table-1 (Dimensional measurement of wires)	-
9.1 (Stranding)	-

-
Elec-Complete facility available upto 100 sq mm only. For Above 100 sq.mm. facility not available for Stress-Strain Test, Surface Condition, Ultimate B/L on stranded conductor.

142

BIS, Western Regional Laboratory (WRL)

None

IS 398 : Part 2 (1996)

Aluminium conductors for overhead transmission purposes - Specification: Part 2 aluminium conuuctors, galvanized steel - Reinforced (Third Revision)

Up to 100 sq mm

Please see remarks. View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
10 (elec) (Stranding)	-
10 (elec) (Stranding)	-
10 (elec) (Stranding)	-
13.4.2 (elec) (Ductility by Elongation Test before stranding)	-
13.4.2 (elec) (Ductility by Elongation Test after stranding)	-
13.6 (elec) (Resistance test-Aluminium wire before Stranding)	-
13.6 (elec) (Resistance test-Aluminium wire after stranding)	-
13.9 (elec) (Surface condition test)	-
13.10 (elec) (Ultimate breaking load)	-
13.11 (elec) (Stress-strain test)	-
13.8 Table-4 (elec) (Lay Ratio- Steel Core (6 Wire Layer))	-
13.8 Table-4 (elec) (Lay Ratio- Steel Core (6 Wire Layer))	-
13.8 Table-4 (elec) (Lay Ratio- Aluminium Wire Innermost Layer of Conductors with 3 Aluminium Wire Layers)	-
13.8 Table-4 (elec) (Lay Ratio- Aluminium Wire Layer Immediately Beneath Outermost Layer)	-
13.8 Table-4 (elec) (Lay Ratio- Aluminium Wire Outermost Layer)	-
13.7.2 (elec) (Uniformity of Zinc coating)	-
13.7.2 (elec) (Mass of Zinc coating)	-
13.5.2 (elec) (Wrapping Test Galvanized Steel Wires After Stranding)	-
13.5.2 (elec) (Wrapping Test Galvanized Steel Wires Before Stranding)	-
13.5.1 (elec) (Wrapping Test Aluminium Wires After Stranding)	-
13.5.1 (elec) (Wrapping Test Aluminium Wires Before Stranding)	-
13.4.1 (elec) (Ductility by Torsion Test after stranding)	-
13.4.1 (elec) (Ductility by Torsion Test before stranding)	-
13.3 Table 2 (elec) (Breaking Load of Steel Wires After Stranding)	-
13.3 Table 2 (elec) (Breaking Load of Steel Wires Before Stranding)	-
13.3 Table 1 (elec) (Breaking Load of Aluminium Wires After Stranding)	-
13.3 Table 1 (elec) (Breaking Load of Aluminium Wires Before Stranding)	-
8.1.1 & 13.2 Table 2 (elec) (Diameter of Steel Wires After Stranding)	-
8.1.1 & 13.2 Table-1 (elec) (Diameter of Aluminium Wires After Stranding)	-
8.1.1 & 13.2 Table 2 (elec) (Diameter of Steel Wires Before Stranding)	-
8.1.1 & 13.2 Table-1 (elec) (Diameter of Aluminium Wires Before Stranding)	-

-
Test facility not available for Cl. 13.9, 13.10 and 13.11 for size 100 sq.mm and above.

143

BIS, Eastern Regional Laboratory (ERL)

None

IS 398 : Part 2 (2025)

Aluminium Conductor for Overhead Transmission Purposes - Specification Part 2 Aluminium Conductors Galvanized Steel Reinforced (Fourth Revision)

Please see remarks. View breakup
-

Clause No.	Exclusion	Testing Charges (Excl. Of Taxes)	Effective Date	Remark
Cl-6 (Material)	-
Cl-7 (Freedom From Defects)	-
Cl-9.2 (Aluminium Wires)	-
Cl-9.3 (Galvanized Steel Wires)	-
Cl-13.3 (Conductor- Visual examination)	-
Cl-13.4 (Aluminium wires-Measurement of diameter)	-
Cl- 13.4 (Steel wires- Measurement of diameter)	-
Cl- 13.5 (Conductor- Measurement of lay ratio/direction of lay)	-
Cl- 13.6 (Steel wires- Breaking load test)	-
Cl- 13.6 (Aluminium wires -Breaking load test)	-
Cl-13.7.1 (Torsion Test)	-
Cl-13.7.2 (Elongation Test)	-
Cl- 13.8 (Aluminium wires- Wrapping test)	-
Cl- 13.8 (Steel wires- Wrapping test)	-
Cl- 13.9 (Aluminium wires- d.c. resistance test)	-
Cl- 13.10 (Steel wires- Galvanizing test)	-
Cl- 13.11 (Aluminium wires Procedure qualification test on welded joint of aluminium strands)	-
Cl- 13.12 (Conductor- d.c. Resistance test on stranded conductor)	-
Cl- 13.13 (Conductor- Surface condition test on stranded conductor)	-
Cl- 13.14 (Conductor- Ultimate tensile strength test on stranded conductor)	-
Cl- 13.15 (Conductor- Corona test (for conductors intended for use at 400 kV and above voltage level for a.c. and ± 320 kV and above voltage level for d.c.))	-
Cl-13.16 (Conductor- Radio interference voltage test)	-

-
"Partial: Up to 80 sq. mm-All Tests excluding Cl 13.15 Corona Test & Cl 13.16 Radio Interference Voltage Test. 100 sq mm and above-All tests excluding Cl 13.12 D.C Resistance test on stranded conductor, Cl 13.13 Surface Condition test, Cl 13.14 Ultimate Tensile Strength Test on Stranded conductor, Cl 13.15 Corona Test & Cl 13.16 Radio Interference Voltage Test."

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