Forge Fittings Dimensions

DN Nominal Pipe Size Center to End Elbow, Tee, Cross A Center to End 45 Deg. Elbow C Outside Diameter of Bend H Minimum Wall Thickness G Length of Thread Min. (1)
2000 3000 3000 2000 3000 3000 2000 3000 3000 2000 3000 3000 B L2
6 1/8* 21 21 25 17 17 19 22 22 25 3.18 3.18 6.35 6.4 6.7
8 1/4* 21 25 28 17 19 22 22 25 33 3.18 3.30 6.60 8.1 10.2
10 3/8* 25 28 33 19 22 25 25 33 38 3.18 3.51 6.98 9.1 10.4
15 1/2* 28 33 38 22 25 28 33 38 46 3.18 4.09 8.15 10.9 13.6
20 3/4* 33 38 44 25 28 33 38 46 56 3.18 4.32 8.53 12.7 13.9
25 1* 38 44 51 28 33 35 46 56 62 3.68 4.98 9.93 14.7 17.3
32 1-1/4* 44 51 60 33 35 43 56 62 75 3.89 5.28 10.59 17.0 18.0
40 1-1/2* 51 60 64 35 43 44 62 75 84 4.01 5.56 11.07 17.8 18.4
50 2* 60 64 83 43 44 52 75 84 102 4.27 7.14 12.09 19.0 19.2
65 2-1/2* 76 83 95 52 52 64 92 102 121 5.61 7.65 15.29 23.6 28.9
80 3* 86 95 106 64 64 79 109 121 146 5.99 8.84 16.64 25.9 30.5
Threaded Fittings Dimension

Threaded Fitting Dimensions

DN NPS Center to End
NPT Elbow, NPT Tee, NPT Cross
A
Center to End
45 Deg Elbow
C
O.D.
of Band
H
Min. Wall
Thick. G
Length of
Thread.
Minimum (1)
Class 2000 Class 3000 Class 6000 Class 2000 Class 3000 Class 6000 Class 2000 Class 3000 Class 6000 Class 2000 Class 3000 Class 6000 B L2
6 1/8 21 21 25 17 17 19 22 22 25 3.18 3.18 6.35 6.4 6.7
8 1/4 21 25 28 17 19 22 22 25 33 3.18 3.30 6.60 8.1 10.2
10 3/8 25 28 33 19 22 25 25 33 38 3.18 3.51 6.98 9.1 10.4
15 1/2 28 33 38 22 25 28 33 38 46 3.18 4.09 8.15 10.9 13.6
20 3/4 33 38 44 25 28 33 38 46 56 3.18 4.32 8.53 12.7 13.9
25 1 38 44 51 28 33 35 46 56 62 3.68 4.98 9.93 14.7 17.3
32 1-1/4 44 51 60 33 35 43 56 62 75 3.89 5.28 10.59 17.0 18.0
40 1-1/2 51 60 64 35 43 44 62 75 84 4.01 5.56 11.07 17.8 18.4
50 2 60 64 83 43 44 52 75 86 102 4.27 7.14 12.09 19.0 19.2
65 2-1/2 76 83 95 52 52 64 92 102 121 5.61 7.65 15.29 23.6 28.9
85 3 86 95 106 64 64 79 109 121 146 5.99 8.84 16.64 25.9 30.5
100 4 106 114 114 79 79 79 146 152 152 6.55 11.18 18.67 27.7 33.0
Socket Weld Fitting Dimensions

Socket Weld Fitting Dimensions

NOM BORE  PIPE O.D. 3000 LBS. COMMON FACTORS 6000 LBS.
A max. B max. K J L M N P Q C min. D min. O min. O max. A B M K N
1/8″ 10.3 22 18.5 26 16 40 17.3 32 15 10 10.7 10 5 8 22 22 20 25 46
1/4″ 13.7 22 22 26 18 43 21.2 32 15 10 14.1 10 5 8 27 25 24 25 51
3/8″ 17.2 25 25 26 19 48 25.4 36 16.5 10 17.6 10 3 9 27 28 28 26 60
1/2″ 21.3 27 32 30 21 51 31 41 16.5 10 21.7 10 6 13 31 34 34 31 72
3/4″ 26.7 34 38 36 24 57 37 50 19.5 13 27 13 6 13 37 42 41 35 80
1″ 33.4 37 46 40 25 64 45.2 60 22.5 13 33.8 13 9 17 42 50 50 40 94
1 1/4″ 42.2 42 56 40 29 70 55 70 22.5 13 42.6 13 9 17 47 59 58 41 100
1 1/2″ 48.3 47 62 40 30 79 61.4 78 24 13 48.7 13 9 17 53 67 66 43 122
2″ 60.3 56 75 52 37 89 75 95 29 13 61.2 16 15 23 59 84 83 55
2 1/2″ 73.02 60 92 52 48 114 91.3 125 32 16 73.8 16 14 24 102 56
3″ 89.00 76 110 52 51 127 108.8 140 35 16 89.8 16 14 24 121 58
4″ 114.50 88 137 58 150 136.9 42 19 115.5 19 14 24 152 64