... the bend, flange elbow, reducer elbow, tooth bend, stamping elbow inside andoutside screw, pushing elbow, socket elbow ,butt weld elbow,inside screw elbow.Our elbow through ISO 9001 ... - DN1200) Wall thickness/pressure rateing: SCH5S-SCH160 Angle:45 degree, 90 degree, 180 degreeBUTT WELDED FITTING:Types: Elbows, seamless and welded ...