welded 90deg large diameter SR elbow Size:From 1/2'' to 48'' Pressure: sch10,sch20,sch30sch160 Radius:1D,1.5D,3D,5D welded 90 deg large diameter SR elbowtype:weled SR elbowName:Carbon Steel Elbow(90 degree SR,45 deg SR, 180 SR deg, specific)Size:form 1/2" up to 68"Standard:ASME,JIS,DIN,GB,etc.Material:carbon steel.alloy steel, stainless steel welded 90 deg large diameter SR elbows