IS 15721 : 2006 Road Vehicles - Compressed Natural Gas (CNG) - Fire Retardant Material for Seat, Upholstery, Roof and Side Lining

1 Scope

1.1 This Indian Standard specifies definitions, testmethods and requirements of fire retardant materialfor seat, upholstery, roof and side lining of CNGonboard fuel system component intended for use onmotor vehicles defined in IS 14272 (Part 1), twowheelers and construction equipment vehicles(CEV).

1.1.1 This standardis applicable to CNG fuel systemcomponents intended to use on vehicles usingcompressed natural gas (mono-fuel or hi-fuelapplication).

1.1.2 It is not applicable to the following:

a) Liquefied natural gas (LNG) fuel systemcomponents located upstream of, andincluding, the vapourizer;

b) Fuel containers;

c) Stationary gas engines; and

d) CNG fuel systems components for thepropulsion of marine craft.

2 References

The following standards contain provisions which,through reference in this text, constitute provisions ofthis standard. At the time of publication the editionsindicated were valid. All standards are subject torevision and parties to agreements based on thisstandard are encouraged to investigate the possibilityof applying the most recent editions of the standardsindicated below.