... of high-quality 6061 aluminum alloy material with larger capacity. aluminium alloy gas cylinder Our company is experienced in and qualified ... the standards of BS, JIS, DIN, EN, KS, ISO, GB(China) or the off-standard from the consumer. All the manufacturing ... by General Administration of Quality Supervision,Inspection and Quarantine of China. Model No.Outer Dia.(mm)Water Capacity (L)Height (mm ...