ISO9809 Gas Cylinder 1.Material:30CrMo 2.OD:232mm, V:45L,S:5.5mm,L:1370mm,WP:200Bar 3.High quality and best price Standard:ISO9809-1,Outside Diameter:232mm, Water capacity:45L, Wall thickness:5.5mm, Material:30CrMo, Height:1370mm, Weight:57kg, Working Pressure:200bar, Testing Pressure:300Bar