... welded cylinder, composite cylinder, accumulator shells, welded insulated cylinder, and gas storage special container, aluminum liner fully wrapped with carbon fiber ... used to fill with permanent gases, liquefied petroleum gas or compressed natural gas to serve a wide application in chemical industry, ... YSP4.7 GB5842HP2954.72.1(MPa)3.2(MPa)3.4±0.2181.9-40~60LPG YSP12 GB5842HP295122.1(MPa)3 ...