ISO11439 CNG compressed natural gas steel cylinder for vehicle Our company is experienced in and qualified for the supplying various kinds of high and low pressure gas cylinders with pressure level B1,B2,B3,A1,C3,D1,D2. Presently, we can supply high pressure seamless steel cylinder, CNG cylinder for vehicle, low pressure LPG welded cylinder, composite cylinder, accumulator shells, welded insulated cylinder, and gas storage special container, aluminum liner fully wrapped with carbon fiber composite cylinder in 30 seriese of 680 sizes. These cylinders are used to fill with permanent gases, liquefied petroleum gas or compressed natural gas to serve a wide application in chemical industry, metallurgical industry, mechanical industry, petroleum industries, electronic industry, building industry and in the fields of fire fighting, energy, food process, household, medical treatment, cryogenic soldering, mountaineering, diving, mining,scientific research & etc. Presently our supplies have the approvals of DOT, TUV, CCS, BV, ABS, TC,& LIOYGS. These cylinders also can be designed and processed in strict accordance with the standards of BS, JIS, DIN, EN, KS, ISO, GB(China) or the off-standard from the consumer. All the manufacturing technology and propertiess test are entirely under the supervision of the thirty-party supervision institute approved by General Administration of Quality Supervision,Inspection and Quarantine of China. TypeOutside Diameter(mm) Water Capacity (L) Service Pressure (Mpa)Material of shellDesign Wall Thickness (mm)Length (Without Valve) (mm) Weight (kg)Ambient TemperatureCNP20-20-232A WM232202034CrMo45.865025.4-40 +65CNP20-28-232A WM2886033.1CNP20-35-232A WM35107240.6CNP20-31-279AWM279317.072140.2CNP20-50-279A WM50107958.9CNP20-60-279A WM60126768.7CNP20-70-279A WM70145578.5CNP20-80-279A WM80164488.4CNP20-57-356A WM356578.281767.4CNP20-70-356A WM7096679.1CNP20-75-356A WM75102383.6CNP20-80-356A WM80108088.1CNP20-90-356A WM90119597.1CNP20-100-356A WM1001309106.1CNP20-113-356A WM1131400114.5CNP20-140-356A WM1401768142.2CNP20-145-356A WM1451825146.7CNP20-85-406A WM406859.492495CNP20-93-406A WM93993101.5CNP20-100-406A WM1001053107.5CNP20-120-406A WM1201224124.5CNP20-130-406A WM1301310133CNP20-140-406A WM1401395141.5CNP20-160-406A WM1601567159CNP20-180-406A WM1801738176