... company specialized in manufacturing high pressure seamless steel gas cylinder. Upholding the mission Safe First, Quality First , ... China for manufacture of gas cylinder.Standard:ISO9809-1,Outside Diameter:232mm, Water capacity:40L, Wall thickness:5.5mm, ... Material:34Mn2V, Height:1230mm, Weight:49kg, Working Pressure:166.7bar, Testing Pressure:250Bar ISO9809 40L gas cylinder ...