... ss 4.standard: BS4504 ISO ANSI DIN GB JIS ASME 1) ANSI B16.5, ASME B16.47 ... blind, socket welding, threaded, lap-jointPressure: 150#, 300#, 600#,900#,1500#, 2500#Wall thickness for welding ... 2673Material: carbon steel ST37.2, stainless steel 1.4301, 1.4404Coating: rust-proof oil, transparent paint, ... : SOP, BIND, SOH,Puressure: 1K, 2K, 5K, 10K, 16K, 20K, 30K, 40KMaterial: carbon steel SS400, stainless ...