1.Water capacity:20L-80L 2.WP:15Mpa/20MPa 3.Outer Dia.:219/232/267/279mm 4.Material:37Mn/34CrMo4 5.Standard:ISO9809/GB5099. Material Steel Use Industrial Gas Pressure High Place of Origin Zhejiang, China (Mainland) Brand Name TE Model Number WMA219-40-15 oxygen cylinder industry cylinder Certification ISO and BV steel gas cylinder gas cylinder high pressure argon cylinder Payment & Shipping Terms: Price: Get Latest Price Minimum Order Quantity: Negotiable Trial Order Minimum Order Quantity: 300 Piece/Pieces 1 x 20FT ContainerTrial Order Port: ningbo Packaging Details: In loose bulk. Each piece covered with a plastic net bag. also according to customers request . Delivery Time: 30 days after received L/C or T/T Payment Terms: L/C,T/T Supply Ability: 300000 Ton/Tons per Year.