... 3.material:ss304,316,316L 4.certificates:ISO9001:2008 ferrule welding union elbowFeatures:Thread: NPT, BSPT, BSPP, UNF.Connector Size: 1 ... ,PT,RP,ISO,etc .Nominal pressureup to 3000-6000 PSIPlace of originJiangsu,China(Mainland)Pictures:we can do follow sample or ...