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Elbow - 90 Degree, Long Radius, Long Tangent, Buttweld, ANSI, WCS (in)

Written by Matt Milbury on . Posted in Buttweld Fitting Datasheets

  • Dimensions per ANSI/ASME B16.9.
  • A 90° elbow long tangent is a long radius (LR) with the centerline curvature equal to 1-1/2 times the nominal pipe size (NPS) and a straight extension at both ends (long tangent) for 2 inch and larger sizes. Tangent elbows provide a straight length at the end to accept a Slip-on Flange. The tangent end for the flange is not beveled.

data 90 lr lt bwdata 90 lr lt flg bw

Pipe Size (NPS)ABCApprox. Weight (lb)
STDXS
1/2 - - - - -
3/4 - - - - -
1 - - - - -
1 1/4 - - - - -
1 1/2 - - - - -
2 3 1/2 1/2 3 1.8 2.5
2 1/2 4 3/8 5/8 3 3/4 3.8 5.0
3 5 1/4 3/4 4 1/2 5.8 8.0
3 1/2 6 1/8 7/8 5 1/4 7.7 11.0
4 7 1 6 11.0 15.0
5 8 3/4 1 1/4 7 1/2 17.0 25.0
6 10 1/2 1 1/2 9 29.0 45.0
8 14 2 12 55.0 85.0
10 17 1/2 2 1/2 15 95.0 130.0
12 21 3 18 146.0 195.0
14 24 1/2 3 1/2 21 185.0 245.0
16 28 4 24 246.0 329.0
18 31 1/2 4 1/2 27 316.0 420.0
20 35 5 30 400.0 475.0
22 38 1/2 5 1/2 33 468.0 625.0
24 42 6 36 571.0 750.0