General specifications of gas cylinder valves
全国气瓶标准化技术委员会(SAC/TC 31)
本标准规定了气瓶阀的术语和定义、技术要求、型式试验、检验、合格判定原则、标志、包装、运输及贮存、产品合格证等。本标准适用于环境温度为-40 ℃～＋60 ℃、公称工作压力不大于30 MPa、可搬运、可重复充装的压缩、液化或溶解气体气瓶用阀（以下简称阀）。
本标准不适用于低温设备、灭火器、车用液化石油气（LPG）瓶、车用压缩天然气（CNG）瓶、呼吸用气瓶阀、非重复充装瓶阀；也不包括带有减压装置、余压保持装置和止回装置瓶阀的具体要求。
This standard is the original Chinese electronic standard.
After you successfully purchase, we will send the electronic version of this standard to your email address.
If you have successfully purchased, please go to the plug-in category of the store and download the free plug-in installation package.
If you need translation, please contact email: ChineseStandardsLibraryS001@gmail.com.
