elbow union 1.size:1/8"~1" 2.Standards:NPT,BSP ... .material:ss304,316,316L 4.certificates:ISO9001:2008 ferrule welding union elbowFeatures:Thread: NPT, BSPT, BSPP, UNF.Connector Size: ... Steel, Brass, Carbon steel, Also have other elbow, such as union elbow, male elbow, female elbow Parameter: Material:stainless steel 304 ,316 Tube O ... 24hours.Call me ,let's talk more! ferrule & welding union elbow