| 12.1,12,2,12,3(Marking) |
- |
0 |
|
- |
| 10.1.5(Inner surface in tension) |
- |
0 |
|
- |
| 10.1.5(Outer surface in tension) |
- |
0 |
|
- |
| 10.1.6(Macroscopic Examination On Circumferential Weld ) |
- |
0 |
|
- |
| 10.1.6.1(Macroscopic Examination, m1,Through valve boss ) |
- |
0 |
|
- |
| 10.1.8(Water Capacity) |
- |
0 |
|
- |
| 10.2.1(Hydrostatic stretch test) |
- |
0 |
|
- |
| 10.1.6.1(Macroscopic Examination, m2,Through valve plate welds) |
- |
0 |
|
- |
| 10.2.2(Burst test) |
- |
0 |
|
- |
| 10.2.3.2(Change in volume,) |
- |
0 |
|
- |
| 10.2.3.3(shall not cause any fragmentation ) |
- |
0 |
|
- |
| 10.3(Hydrostatic Test,3 MPa for 60 seconds ) |
- |
0 |
|
- |
| 10.4(Pneumatic Leakage Test,2 MPa for 1 minute) |
- |
0 |
|
- |
| 10.6.1(Bonfire Test ) |
- |
0 |
|
- |
| 10.6.2(Fatigue Test) |
- |
0 |
|
- |
| 10.6.3(Crash Test) |
- |
0 |
|
- |
| 10.6.4(Strength Assessment) |
- |
0 |
|
- |
| 11(Surface coating and colour) |
- |
0 |
|
- |
| 12.1,12,2,12,3(Marking) |
- |
0 |
|
- |
| 10.1(Inner surface in tension) |
- |
0 |
|
- |
| 10.1(Outer surface in tension) |
- |
0 |
|
- |
| 10.1(Macroscopic Examination) |
- |
0 |
|
- |
| 10.1(On Circumferential Weld ) |
- |
0 |
|
- |
| 10.1(On longitudinal Weld) |
- |
0 |
|
- |
| 10.1(m1,Through valve boss ) |
- |
0 |
|
- |
| 10.1(m2,Through valve plate welds) |
- |
0 |
|
- |
| 10.1.7(Water Capacity) |
- |
0 |
|
- |
| 10.2(Hydrostatic stretch test) |
- |
0 |
|
- |
| 10.2(Burst test) |
- |
0 |
|
- |
| 10.3(Hydrostatic Test,3 MPa for 60 seconds ) |
- |
0 |
|
- |
| 10.4(Pneumatic Leakage Test,2 MPa for 1 minute) |
- |
0 |
|
- |
| 10.6(Type tests) |
- |
0 |
|
- |
| 10.6(Type tests) |
- |
0 |
|
- |
| 10.6(Type tests) |
- |
0 |
|
- |
| 10.6(Type tests) |
- |
0 |
|
- |
| 11(Surface coating and colour) |
- |
0 |
|
- |
| 10.1.6(Macroscopic Examination On longitudinal Weld) |
- |
0 |
|
- |
| 4(Types of Burner) |
- |
0 |
|
- |
| Section 1(Construction) |
- |
0 |
|
- |
| 5(General ) |
- |
0 |
|
- |
| 5.1(The construction of all the parts of the burners
shall be sound and of high standard of orkmanship
and appropriate finish. The construction shall ensure durability and shall comply with the safety
requirements.) |
- |
0 |
|
- |
| 5.2(Rivets, fastening screws, plugs, etc, shall not lead
into gas passages, except where adequate provision
has been made to ensure permanent gas-tight joints.) |
- |
0 |
|
- |
| 5.3(No pressure regulator shall be included as a part
of the burner.) |
- |
0 |
|
- |
| 6(Materials) |
- |
0 |
|
- |
| 6.1( The material used in the construction of the burner or parts of the burner shall be resistant to wear and deterioration occuring in the normal use) |
- |
0 |
|
- |
| 6.2(All copper and copper alloy parts shall pass the
mercurous nitrate test (season cracking test) when tested according to the method specified in IS 2305) |
- |
0 |
|
- |
| 6.3(Non-metallic materials normally in contact with
the gas shall not change in weight or volume by more than 15 percent after being immersed in pentane or LP gas for 72 h at room temperature, when tested according to Annex A) |
- |
0 |
|
- |
| 6.4(The main body of the burner (including mixer
head, mixing tube and burner head) shall be of
substantial and durable construction. Metals having
a melting point below 510 OC shall not be considered acceptable.) |
- |
0 |
|
- |
| 7(Design for maintenance) |
- |
0 |
|
- |
| 7.1(i) Every part of the burner shall be of such
construction as to be secured against displacement,
distortion, warping or other damage and shall be
supported to maintain a fixed relationship and
reasonable conditions of handling and use so as to
ensure continued compliance with these requirements. Such parts not permanently secured shall be designed so that they cannot be incorrectly assembled and cannot be improperly located or misaligned in removing or replacing during cleaning or other servicing.) |
- |
0 |
|
- |
| 7.2(Burners and parts of the burners of same type,
make, model and rating shah be interchangeable or
replaceable without affecting performance.) |
- |
0 |
|
- |
| 7.3(The parts of the burner shall not become
disconnected during operation.) |
- |
0 |
|
- |
| 8(Stability: The burner shall be so designed that it remains stable and shall not be easily overturned.) |
- |
500 |
|
- |
| 9(Workmanship and Finish) |
- |
0 |
|
- |
| 9.1(The finish of exposed parts shall be durable,
easy to clean and not subject to excessive deterioration in normal use. Parts which come in contact with foodstuffs shall be capable of being hygienically cleaned. The finish shall, on visual examination, show no defects, such as pinholes, blisters, roughness and exposed areas of metal, which might give rise to unduly rapid deterioration in the use. The surface shall also be free from burrs and sharp edges, which might cause injury to the user with normal operation.) |
- |
0 |
|
- |
| 9.2(Except for burners, all other parts, namely springs,
screws, nuts and bolts, pipes, pins, etc, which can be removed for maintenance shall be of corrosion resistant material or treated to resist corrosion appropriate to the conditions of use.) |
- |
0 |
|
- |
| 10(Injector Jets) |
- |
0 |
|
- |
| 10.1(The injector jet shall be fixed calibrated type.
A jet plate having multiple jets shall also be permitted.) |
- |
0 |
|
- |
| 10.2(Jet plate holder shall be forged from wrought
or extruded brass sections (see IS 6912).) |
- |
0 |
|
- |
| 10.3(The total flow through the jet(s) to the burner
at 34.323 kN/m’ (0.35 kgf/cm*) in kg/h of LPG shall
be declared by the manufacturer.) |
- |
0 |
|
- |
| 11.1( BURNERS: The construction of the burners and the assembly shall allow their dismantling from the supports easily with or without the use of tools) |
- |
0 |
|
- |
| 11.2(The burner supports shall be rigid and shall
be fixed in their place. Their construction shah ensure the stsbility of the burners and shall prevent their undue movement in a horizontal plane.) |
- |
0 |
|
- |
| 11.3(The tightness of the joint from jet/jet plate to
burner head in the burner assembly shall not depend
upon adhesives or any kind of packing.) |
- |
0 |
|
- |
| 11.4(If primary air regulators are used, they shall
be so designed that they are not easily maladjusted
by the user and the construction shall be such that
primary air adjustment can be made with the burner in place) |
- |
0 |
|
- |
| 11.5(The burner or the appliances manufactured using
these burners shah have a provision to protect from
cooking vessels resting directly on burner top and
smothering the centre flame.) |
- |
0 |
|
- |
| 12(Gas Soundness: The burner assembly from inlet to jet shah be checked at a pneumatic pressure of minimum 686 kPa (7 kgf/cm2) for leakage.) |
- |
1000 |
|
- |
| 13(GAS INLET CONNECTIONS:
The inlet to the burner shall be provided with an
adaptor machined from extruded brass bar conforming to IS 319. The adaptor shall have threaded inlet configuration to suit the end connection of burner) |
- |
0 |
|
- |
| 14(AIR ADJUSTER: Air adjuster may be provided so that the burner works satisfactorily within the pressure range offered) |
- |
0 |
|
- |
| 15(General conditions of test) |
- |
0 |
|
- |
| 15.1(During the tests the initial adjustment of burner
shall not be altered unless specifically required in the test procedure. The burner shall be adjusted and operated in accordance with the instructions given or issued with the burner. Before any tests are made the burner shall be operated at its full working temperature for a sufficient period to remove any temporary protective coating, which might interfere with observations. The gas connections and system up to and including the burners shall be examined for leaks before and after test. The performance test results shall not be valid unless the system is sound. The burner shall be at room temperature at the start of each test unless otherwise stated.) |
- |
0 |
|
- |
| 15.2(The room in which tests are conducted shall be test. The gas/air pressure shall be measured correct
to one percent of the normal pressure rating of the
burner. adequately ventilated but free from perceptible draughts. The gas/air shall be supplied to the burner through a control valve, an adjustable pressure regulator. A flow meter with a pressure gauge on its inlet shall also be included for gas consumption) |
- |
0 |
|
- |
| 15.3(Except where otherwise stated, the burner shall
satisfy the performance requirements using LPG.) |
- |
0 |
|
- |
| 16(Gas Consumption:) |
- |
1000 |
|
- |
| 16.2(The flow through the injector jet(s) at the normal
pressure rating of the burner shall be measured with a gas flow meter using compressed air (free from oiY impurities) at room temperature and pressure. This value shall be converted to flow rate at 27 Oc and 760 mm of Hg. Thereafter using 0.75 as multiplying factor, the value of air flow shall be converted to flow of LPG at 27 OC and 760 mm of Hg.) |
- |
0 |
|
- |
| 17(Ignition and Flame Travel: Burner flames shall carry across to all ports on the same burner under normal working condition from full gas rate to 75 percent of full gas rate at inlet pressure from 80 to 120 percent of the rated inlet pressure.) |
- |
500 |
|
- |
| 18(Flame Stability: It shall be possible to operate the burner at full gas rate to 75 percent of full gas rate at gas inlet pressure from 80 to 120 percent of the rated inlet pressure without the flame either extinguishing, blowing off or flashing back and without the formation of soot) |
- |
500 |
|
- |
| 19(Flash Black: A vessel large enough to cover the pan supports filled with water shall be placed on the burner under test. The burner flame shall be ignited while the inlet pressure is maintained at 80 percent of the rated pressure. Water may be added, if required to maintain the level. Gas rate recommended by the manufacturer shall be maintained for half an hour after which the
gas input shall be reduced to 75 percent of the full
gas rate and then brought back to the full gas rate.
The operation shall be repeated five times. No flash
back shall occur during the test.) |
- |
500 |
|
- |
| 20(Formation of Soot: A vessel large enough to cover the pan supports shall be filled with water up to a height of 50 mm and placed on the burner under test. The burner shall be ignited with the gas flow maintained at the full gas rate. Water may be added, if required to maintain the level. After one hour, no soot (unburnt carbon) shall have been deposited on the bottom of the vessel.
This shall apply for inlet pressures of 80 and 120
percent of the rated inlet pressure) |
- |
500 |
|
- |
| 21(Resistance to draught: There shall be no extinction of the flame of the burner 120 percent of the rated inlet pressure. at rated gas consumption when the burner is placed in a normal (not local&d) current of air with a velocity of 2 m/s, as measured with a rotating vane anemometer. The location of the burner relative to neighbouring walls and the direction of the draught shall be varied
to correspond to likely conditions of burner installation. This shall apply for all inlet pressures of 80, 100 and) |
- |
500 |
|
- |
| 22(Combustion: On no account the carbon monoxide/carbon dioxide ratio of exhaust gases, of burner operating at any consumption at which the flame is stable at gas inlet pressure up to 147.1 kN/m2 (1500 gf/cm2) shall exceed 0.02. The carbon monoxide and carbon dioxide contents of the products of combustion shall be determined by the methods capable of accuracy of 0.001 percent and 0.5 percent, respectively of the volume of the sample.) |
- |
5000 |
|
- |
| 23(Thermal Efficiency, Percent) |
- |
5000 |
|
- |
| 24(Marking: Each burner shall be legibly and clearly marked with the following: a) Manufacturer’s name, initials or registered trade-mark;
b)Rated pressure in kN/m2 (gf/cm2);
c)Rated gas consumption in g/h at rated
pressure;
d)Batch No;
e)The words ‘for use with LPG’; and
f)Declared thermal efficiency, if it is higher
than specified in 23.1.
) |
- |
0 |
|
- |
| 4(Types of Burner) |
- |
0 |
|
- |
| Section 1(Construction) |
- |
0 |
|
- |
| 5(General ) |
- |
0 |
|
- |
| 5.1(The construction of all the parts of the burners
shall be sound and of high standard of orkmanship
and appropriate finish. The construction shall ensure durability and shall comply with the safety
requirements.) |
- |
0 |
|
- |
| 5.2(Rivets, fastening screws, plugs, etc, shall not lead
into gas passages, except where adequate provision
has been made to ensure permanent gas-tight joints.) |
- |
0 |
|
- |
| 5.3(No pressure regulator shall be included as a part
of the burner.) |
- |
0 |
|
- |
| 6(Materials) |
- |
0 |
|
- |
| 6.1( The material used in the construction of the burner or parts of the burner shall be resistant to wear and deterioration occuring in the normal use) |
- |
0 |
|
- |
| 6.2(All copper and copper alloy parts shall pass the
mercurous nitrate test (season cracking test) when tested according to the method specified in IS 2305) |
- |
0 |
|
- |
| 6.3(Non-metallic materials normally in contact with
the gas shall not change in weight or volume by more than 15 percent after being immersed in pentane or LP gas for 72 h at room temperature, when tested according to Annex A) |
- |
0 |
|
- |
| 6.4(The main body of the burner (including mixer
head, mixing tube and burner head) shall be of
substantial and durable construction. Metals having
a melting point below 510 OC shall not be considered acceptable.) |
- |
0 |
|
- |
| 7(Design for maintenance) |
- |
0 |
|
- |
| 7.1(i) Every part of the burner shall be of such
construction as to be secured against displacement,
distortion, warping or other damage and shall be
supported to maintain a fixed relationship and
reasonable conditions of handling and use so as to
ensure continued compliance with these requirements. Such parts not permanently secured shall be designed so that they cannot be incorrectly assembled and cannot be improperly located or misaligned in removing or replacing during cleaning or other servicing.) |
- |
0 |
|
- |
| 7.2(Burners and parts of the burners of same type,
make, model and rating shah be interchangeable or
replaceable without affecting performance.) |
- |
0 |
|
- |
| 7.3(The parts of the burner shall not become
disconnected during operation.) |
- |
0 |
|
- |
| 8(Stability: The burner shall be so designed that it remains stable and shall not be easily overturned.) |
- |
0 |
|
- |
| 9(Workmanship and Finish) |
- |
0 |
|
- |
| 9.1(The finish of exposed parts shall be durable,
easy to clean and not subject to excessive deterioration in normal use. Parts which come in contact with foodstuffs shall be capable of being hygienically cleaned. The finish shall, on visual examination, show no defects, such as pinholes, blisters, roughness and exposed areas of metal, which might give rise to unduly rapid deterioration in the use. The surface shall also be free from burrs and sharp edges, which might cause injury to the user with normal operation.) |
- |
0 |
|
- |
| 9.2(Except for burners, all other parts, namely springs,
screws, nuts and bolts, pipes, pins, etc, which can be removed for maintenance shall be of corrosion resistant material or treated to resist corrosion appropriate to the conditions of use.) |
- |
0 |
|
- |
| 10(Injector Jets) |
- |
0 |
|
- |
| 10.1(The injector jet shall be fixed calibrated type.
A jet plate having multiple jets shall also be permitted.) |
- |
0 |
|
- |
| 10.2(Jet plate holder shall be forged from wrought
or extruded brass sections (see IS 6912).) |
- |
0 |
|
- |
| 10.3(The total flow through the jet(s) to the burner
at 34.323 kN/m’ (0.35 kgf/cm*) in kg/h of LPG shall
be declared by the manufacturer.) |
- |
0 |
|
- |
| 11.1( BURNERS: The construction of the burners and the assembly shall allow their dismantling from the supports easily with or without the use of tools) |
- |
0 |
|
- |
| 11.2(The burner supports shall be rigid and shall
be fixed in their place. Their construction shah ensure the stsbility of the burners and shall prevent their undue movement in a horizontal plane.) |
- |
0 |
|
- |
| 11.3(The tightness of the joint from jet/jet plate to
burner head in the burner assembly shall not depend
upon adhesives or any kind of packing.) |
- |
0 |
|
- |
| 11.4(If primary air regulators are used, they shall
be so designed that they are not easily maladjusted
by the user and the construction shall be such that
primary air adjustment can be made with the burner in place) |
- |
0 |
|
- |
| 11.5(The burner or the appliances manufactured using
these burners shah have a provision to protect from
cooking vessels resting directly on burner top and
smothering the centre flame.) |
- |
0 |
|
- |
| 12(Gas Soundness: The burner assembly from inlet to jet shah be checked at a pneumatic pressure of minimum 686 kPa (7 kgf/cm2) for leakage.) |
- |
0 |
|
- |
| 13(GAS INLET CONNECTIONS:
The inlet to the burner shall be provided with an
adaptor machined from extruded brass bar conforming to IS 319. The adaptor shall have threaded inlet configuration to suit the end connection of burner) |
- |
0 |
|
- |
| 14(AIR ADJUSTER: Air adjuster may be provided so that the burner works satisfactorily within the pressure range offered) |
- |
0 |
|
- |
| Section 2(Performance ) |
- |
0 |
|
- |
| 15(General conditions of test) |
- |
0 |
|
- |
| 15.1(During the tests the initial adjustment of burner
shall not be altered unless specifically required in the test procedure. The burner shall be adjusted and operated in accordance with the instructions given or issued with the burner. Before any tests are made the burner shall be operated at its full working temperature for a sufficient period to remove any temporary protective coating, which might interfere with observations. The gas connections and system up to and including the burners shall be examined for leaks before and after test. The performance test results shall not be valid unless the system is sound. The burner shall be at room temperature at the start of each test unless otherwise stated.) |
- |
0 |
|
- |
| 15.2(The room in which tests are conducted shall be test. The gas/air pressure shall be measured correct
to one percent of the normal pressure rating of the
burner. adequately ventilated but free from perceptible draughts. The gas/air shall be supplied to the burner through a control valve, an adjustable pressure regulator. A flow meter with a pressure gauge on its inlet shall also be included for gas consumption) |
- |
0 |
|
- |
| 15.3(Except where otherwise stated, the burner shall
satisfy the performance requirements using LPG.) |
- |
0 |
|
- |
| 16(Gas Consumption:) |
- |
0 |
|
- |
| 16.1(Burner shall permit a gas flow within +lO percent
of the manufacturer’s declared gas consumption in kg/ h when tested according to 16.) |
- |
0 |
|
- |
| 16.2(The flow through the injector jet(s) at the normal
pressure rating of the burner shall be measured with a gas flow meter using compressed air (free from oiY impurities) at room temperature and pressure. This value shall be converted to flow rate at 27 Oc and 760 mm of Hg. Thereafter using 0.75 as multiplying factor, the value of air flow shall be converted to flow of LPG at 27 OC and 760 mm of Hg.) |
- |
0 |
|
- |
| 17(Ignition and Flame Travel: Burner flames shall carry across to all ports on the same burner under normal working condition from full gas rate to 75 percent of full gas rate at inlet pressure from 80 to 120 percent of the rated inlet pressure.) |
- |
0 |
|
- |
| 18(Flame Stability: It shall be possible to operate the burner at full gas rate to 75 percent of full gas rate at gas inlet pressure from 80 to 120 percent of the rated inlet pressure without the flame either extinguishing, blowing off or flashing back and without the formation of soot) |
- |
0 |
|
- |
| 19(Flash Black: A vessel large enough to cover the pan supports filled with water shall be placed on the burner under test. The burner flame shall be ignited while the inlet pressure is maintained at 80 percent of the rated pressure. Water may be added, if required to maintain the level. Gas rate recommended by the manufacturer shall be maintained for half an hour after which the
gas input shall be reduced to 75 percent of the full
gas rate and then brought back to the full gas rate.
The operation shall be repeated five times. No flash
back shall occur during the test.) |
- |
0 |
|
- |
| 20(Formation of Soot: A vessel large enough to cover the pan supports shall be filled with water up to a height of 50 mm and placed on the burner under test. The burner shall be ignited with the gas flow maintained at the full gas rate. Water may be added, if required to maintain the level. After one hour, no soot (unburnt carbon) shall have been deposited on the bottom of the vessel.
This shall apply for inlet pressures of 80 and 120
percent of the rated inlet pressure) |
- |
0 |
|
- |
| 21(Resistance to draught: There shall be no extinction of the flame of the burner 120 percent of the rated inlet pressure. at rated gas consumption when the burner is placed in a normal (not local&d) current of air with a velocity of 2 m/s, as measured with a rotating vane anemometer. The location of the burner relative to neighbouring walls and the direction of the draught shall be varied
to correspond to likely conditions of burner installation. This shall apply for all inlet pressures of 80, 100 and) |
- |
0 |
|
- |
| 22(Combustion: On no account the carbon monoxide/carbon dioxide ratio of exhaust gases, of burner operating at any consumption at which the flame is stable at gas inlet pressure up to 147.1 kN/m2 (1500 gf/cm2) shall exceed 0.02. The carbon monoxide and carbon dioxide contents of the products of combustion shall be determined by the methods capable of accuracy of 0.001 percent and 0.5 percent, respectively of the volume of the sample.) |
- |
0 |
|
- |
| 23(Thermal Efficiency, Percent) |
- |
0 |
|
- |
| Section 3(General) |
- |
0 |
|
- |
| 24(Marking: Each burner shall be legibly and clearly marked with the following: a) Manufacturer’s name, initials or registered trade-mark;
b)Rated pressure in kN/m2 (gf/cm2);
c)Rated gas consumption in g/h at rated
pressure;
d)Batch No;
e)The words ‘for use with LPG’; and
f)Declared thermal efficiency, if it is higher
than specified in 23.1.
) |
- |
0 |
|
- |
| 16.1(Burner shall permit a gas flow within +lO percent
of the manufacturer’s declared gas consumption in kg/ h when tested according to 16.) |
- |
0 |
|
- |
