ISO9809 Gas Cylinder 1.Material:30CrMo 2.OD:232mm,V:50L,S:5.5mm,L:1500mm,WP:200Bar 3.High quality and best price Standard:ISO9809-1,Outside Diameter:232mm, Water capacity:50L, Wall thickness:5.5mm, Material:30rMo, Height:1500mm, Weight:62kg, Working pressure:200Bar,Testing pressure:300bar. ISO9809 232-50-200 gas cylinder