Rubber hoses and hose assemblies for liquefied petroleum gas(LPG) in the liquid or gaseous phase and natural gas up to 2.5 MPa—Specification
IDT ISO 2928:2003
全国橡胶与橡胶制品标准化技术委员会软管分技术委员会(SAC/TC 35/SC 1)
本标准规定了用于输送液态或气态液化石油气（LPG）和天然气,并且设计用于工作压力介于真空与最大25 MPa之间，温度范围为-30 ℃～+70 ℃或者低温软管（表示为-LT）为-50 ℃～+70 ℃的橡胶软管和软管组合件的要求。
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