... ,DIN material:ss304,316,316L certificates:ISO9001 Stainless Steel bulkhead union1.Material:stainless steel 304 ,316 2.Nominal pressure:up to 3000 ... ;4.Technics:Forged;5.Thread Standard:NPT,BSP,BSPT,G,SAE,PT,RP,ISO and etc.6.Applicable medium:oil,gas ...