Straight Coupling DIN2353,ISO8434-1 Stainless Steel,Carbon Steel DN 6 ... 42mm, L and S Duty;100bar to 630bar ISO9001:2008 Straight CouplingDIN2353,ISO8434-1Stainless Steel,Carbon SteelDN 6 to 42mm, L ... the first time.1.We offer DIN ISO,SAE standard hydraulic fittings, hose assembly, flare flanges, pipes etc., and produce customized products ...