... best quality 2.best servive 3.best price ductile iron pipe fittings Quick DetailsMaterial:Carbon SteelTechnics:ForgedType:ElbowPlace of Origin: ... 2"-48"DN15-DN12002)STANDARD:ASME,JIS,DIN,GB pipe fitting Elbow1)Carbon steel fitting and alloy steel ... Angel: 30degree, 45-degree, 60degree. 90-degree, 180-degree6)Surface treatment: Transparent oil, rust-proof oil, hot galvanizing ductile iron pipe fittings