... pressure seamless steel cylinder, CNG cylinder for vehicle, low pressure LPG welded cylinder, composite cylinder, accumulator shells, welded insulated cylinder, and gas storage ... container, aluminum liner fully wrapped with carbon fiber composite cylinder in 30 seriese of 680 sizes. These cylinders ... processed in strict accordance with the standards of BS, JIS, DIN, EN, KS, ISO, GB(China) or the off- ...