This International Standard specifies minimum requirements for serially produced light-weight refillable gas cylinders intended only for the on-board storage of high pressure compressed natural gas as a fuel for automotive vehicles to which the cylinders are to be fixed. The service conditions do not cover external loadings which may arise from vehicle collisions, etc.This International Standard covers cylinders of any steel, aluminium or non-metallic material construction, using any design or method of manufacture suitable for the specified service conditions. This International Standard doesnot cover cylinders of stainless steel or of welded construction.Cylinders covered by this International Standard are designated as follows:CNG-1 MetalCNG-2 Metal liner reinforced with resin impregnated continuous filament (hoop wrapped)CNG-3 Metal liner reinforced with resin impregnated continuous filament (fully wrapped)CNG-4 Resin impregnated continuous filament with a non-metallic liner (all composite)NOTE Cylinders designed in accordance with ISO 9809-1, ISO 9809-2, ISO 9809-3 and ISO 7866 can be used for this service provided these designs meet additional requirements as specified in this International Standard.

ISO 11439:2013

NEN EN ISO 11439:2000 - Identical

NBR NM-ISO 11439:2008 - Identical

UNI EN ISO 11439:2002 - Identical

NBN EN ISO 11439:2001 - Identical

NF EN ISO 11439:2001 - Identical

ONORM EN ISO 11439:2001 - Identical

DIN EN ISO 11439 (2001-06) - Identical

GB 24160-2009 - Modified

KS B ISO 11439:2007 - Identical

Amd 13215 (Corr to BS EN ISO 11439:2000) - Identical

NS EN ISO 11439 Ed. 1 (2000) - Identical

PN EN ISO 11439:2003 - Identical

UNE EN ISO 11439:2001 - Identical

SS EN ISO 11439 Ed. 1 (2000) - Identical

AS 4838-2002 - Identical

I.S. EN ISO 11439:2000 - Identical

SN EN ISO 11439:2001 - Identical

BS EN ISO 11439:2000 - Identical