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45°elbow long tangent is a long radius with the center line curvature equal to 1-1/2 times the nominal pipe size and a straight extension at both ends for 2 inch and larger size. Tangent elbows provide a straight length at the end to accept a slip-on flange. The tangent end for the flange is not beveled. All the Dimensions per ANSI/ASME B16.9 From 1/2”-24” are SMLS Fittings, Above 24” will be Seam Welded Fittings. Details requirement, Please consult us Hebei LongRun Pipeline Group Co.,ltd.
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