Buttwelded Fittings

Buttwelded Fitting Dimension Chart

Pipe Elbow Nominal Size Pipe Elbow Outside
Diameter Y		 Wall Thickness T
(Pipe Elbow Schedule)		 45 Deg. Elbow LR Centre to Face B 45 Deg. Elbow LR
Weight		 90 Deg. Elbow LR Centre to Face A 90 Deg. Elbow LR Weight 90 Deg. Elbow SR Centre to Face A 90 Deg. Elbow SR Weight
mm in mm mm Schedule mm kg mm kg mm kg
15 1/2” 21.3 2.78 STD 15.9 0.04 38.1 0.08 – –
      3.73 X.S 15.9 0.05 38.1 0.10 – –
20 3/4” 26.7 2.87 STD 11.1 0.04 28.6 0.08 – –
      3.91 X.S 11.1 0.05 28.6 0.11 – –
25 1” 33.4 3.38 STD 22.2 0.09 38.1 0.15 25.4 0.11
      4.55 X.S 22.2 0.11 38.1 0.19 25.4 0.14
32 11/4” 42.2 3.56 STD 25.4 0.14 47.6 0.28 31.75 0.18
      4.85 X.S 25.4 0.2 47.6 0.39 31.75 0.24
40 11/2” 48.3 3.68 STD 28.6 0.2 57.1 0.4 38.1 0.26
      5.08 X.S 28.6 0.25 57.1 0.5 38.1 0.35
50 2” 60.3 3.91 STD 34.9 0.36 76.2 0.72 50.8 0.5
      5.54 X.S 34.9 0.5 76.2 1.0 50.8 0.68
65 21/2” 73.0 5.16 STD 44.4 0.73 95.2 1.46 63.5 0.95
      7.01 X.S 44.4 0.91 95.2 1.82 63.5 1.27
80 3” 88.9 5.49 STD 50.8 1.1 114.3 2.18 76.2 1.45
      7.62 X.S 50.8 1.45 114.3 2.86 76.2 1.95
100 4” 114.3 6.02 STD 63.5 2.1 152.4 4.2 101.6 2.8
      8.56 X.S 63.5 2.9 152.4 5.7 101.6 3.9
125 5” 141.3 6.65 STD 79.4 3.4 190.0 6.8 127.0 4.8
      9.5 X.S 79.4 5.0 190.0 10.0 127.0 6.5
150 6” 168.3 7.11 STD 95.2 5.1 229.0 10.1 152.4 6.8
      10.97 X.S 95.2 7.7 229.0 15.3 152.4 10.2
200 8” 219.1 8.18 STD 127.0 10.2 305.0 20.4 203.0 13.6
      12.7 X.S 127.0 15.5 305.0 30.9 203.0 20.9
250 10” 273.9 9.27 STD 159.0 18.1 381.0 36.1 254.0 24.1
      12.7 X.S 159.0 24.4 381.0 48.8 254.0 32.5
300 12” 323.9 9.52 STD 190.0 26.6 457.0 53.1 305.0 35.4
      12.7 X.S 190.0 35.0 457.0 70.0 305.0 46.7
350 14” 355.6 9.52 STD 222.0 34.1 533.0 68.1 356.0 45.4
      12.7 X.S 222.0 45.0 533.0 90.0 356.0 60.0
400 16” 406.4 9.52 STD 254.0 45.0 610.0 89.3 406.0 59.5
      12.7 X.S 254.0 59.0 610.0 118.0 406.0 78.7
450 18” 457.0 9.52 STD 286.0 56.5 686.0 113.0 457.0 75.6
      12.7 X.S 286.0 75.0 686.0 150.0 457.0 100.0
500 20” 508.0 9.52 STD 318.0 85.0 762.0 140.0 508.0 93.5
      12.7 X.S 318.0 112.5 762.0 186.0 508.0 124.0
600 24” 610.00 9.52 STD 381.0 101.5 914.0 203.0 610.0 135.0
      12.7 X.S 381.0 134.5 914.0 269.0 610.0 179.0

Buttweld Fittings Standard

American Steel Pipe Fittings Standard
Standard Code Standard Name
ANSI ASME SA-234 Forged Durimet pipe fittings
ANSI ASME B16.9 Factory-Made wrought steel pipe fittings
ANSI ASME B16.28 Wrought steel butt-welding short radius elbows and returns
ISO 5251 Steel butt-welding fittings
MSS SP-43 Wrought Carbon Steel butt-welding fittings
MSS SP-75 Forging butt-welding fittings
German Steel Pipe Fittings Standard
DIN 2605 Steel butt-welding pipe fittings.elbows and bends
DIN 2615 Steel butt-welding pipe fittings.tees
DIN 2616 Steel butt-welding pipe fittings.reducers
DIN 2617 Steel butt-welding pipe fittings.caps
Japanese Steel Pipe Fittings Standard
JIS B2311 Universal steel butt-welding pipe fittings
JIS B2312 Steel butt-welding pipe fittings
JIS B2313 Steel plate butt-welding pipe fittings
Russian Steel Pipe Fittings Standard
Gost17375 Carbon and low-alloy steel butt-welding fittings. Sharply curved bends type 3D (R=1,5 DN). Design
Gost17376 Carbon and low-alloy steel butt-welding fittings.Tees. Design
Gost30753 Carbon and low-alloy steel butt-weldings fittings. Sharply curved bends type 2D (R=DN). Design
Gost17378 Carbon and low-alloy steel butt-weldings. Reducers. Design
Gost17379 Carbon and low-alloy steel butt-welding fittings. Elliptical caps. Design
Gost17380 Carbon and low-alloy steel butt-weldings fittings. General specifications
Other Steel Pipe Fittings Standard
EN 1025 3 Butt-welding pipe fittings