A pipe elbow is a type of piping that is bent at an angle or curve to allow straight pipes to be joined at an angle.
| Nominal pipe size | Outside Diameter at Bevel | Center to End | Center to Center | Back to Faces | ||||||
| 45° Elbows | 90°Elbows | 180°Return | ||||||||
H
|
F
|
P
|
K
| |||||||
DN
|
INCH
| Series A | Series B | LR | LR | SR | LR |
SR
|
LR
|
SR
|
15
| 1/2 |
21.3
|
18
|
16
|
38
|
-
|
76
|
-
|
48
|
-
|
20
| 3/4 |
26.9
|
25
|
16
|
38
|
-
|
76
|
-
|
51
|
-
|
25
| 1 |
33.7
|
32
|
16
|
38
|
25
|
76
|
51
|
56
|
41
|
32
| 11/4 |
42.4
|
38
|
20
|
48
|
32
|
95
|
64
|
70
|
52
|
40
| 11/2 |
48.3
|
45
|
24
|
57
|
38
|
114
|
76
|
83
|
62
|
50
| 2 |
60.3
|
57
|
32
|
76
|
51
|
152
|
102
|
106
|
81
|
65
| 21/2 |
76.1(73)
|
76
|
40
|
95
|
64
|
191
|
127
|
132
|
100
|
80
| 3 |
88.9
|
89
|
47
|
114
|
76
|
229
|
152
|
159
|
121
|
90
| 31/2 |
101.6
|
-
|
55
|
133
|
89
|
267
|
178
|
184
|
140
|
100
| 4 |
114.3
|
108
|
63
|
152
|
102
|
305
|
203
|
210
|
159
|
125
| 5 |
139.7
|
133
|
79
|
190
|
127
|
381
|
254
|
262
|
197
|
150
| 6 |
168.3
|
159
|
95
|
229
|
152
|
457
|
305
|
313
|
237
|
200
| 8 |
219.1
|
219
|
126
|
305
|
203
|
610
|
406
|
414
|
313
|
250
| 10 |
273.0
|
273
|
158
|
381
|
254
|
762
|
508
|
518
|
391
|
300
| 12 |
323.9
|
325
|
189
|
457
|
305
|
914
|
610
|
619
|
467
|
350
| 14 |
355.6
|
377
|
221
|
533
|
356
|
1067
|
711
|
711
|
533
|
400
| 16 |
406.4
|
426
|
253
|
610
|
406
|
1219
|
813
|
813
|
610
|
450
| 18 |
457.2
|
478
|
284
|
686
|
457
|
1372
|
914
|
914
|
686
|
500
| 20 |
508.0
|
529
|
316
|
762
|
508
|
1524
|
1016
|
1016
|
762
|
550
| 22 |
559
|
-
|
347
|
838
|
559
|
| |||
600
| 24 |
610
|
630
|
379
|
914
|
610
| ||||
650
| 26 |
660
|
-
|
410
|
991
|
660
| ||||
700
| 28 |
711
|
720
|
442
|
1067
|
711
| ||||
750
| 30 |
762
|
-
|
473
|
1143
|
762
| ||||
800
| 32 |
813
|
820
|
505
|
1219
|
813
| ||||
850
| 34 |
864
|
-
|
537
|
1295
|
864
| ||||
900
| 36 |
914
|
920
|
568
|
1372
|
914
| ||||
950
| 38 |
965
|
-
|
600
|
1448
|
965
| ||||
1000
| 40 |
1016
|
1020
|
631
|
1524
|
1016
| ||||
1050
| 42 |
1067
|
-
|
663
|
1600
|
1067
| ||||
1100
| 44 |
1118
|
1120
|
694
|
1676
|
1118
| ||||
1150
| 46 |
1168
|
-
|
726
|
1753
|
1168
| ||||
1200
| 48 |
1220
|
1220
|
758
|
1829
|
1219
| ||||
Note: L/R - Long radius, S/R - Short radius
Butt Weld Pipe Fitting Bevel
All welded pipe fittings have bevelled end to allow for ease of welding. This bevel allows for full penetration weld in most cases. There are two types of bevels;
Plain Bevel and Compound Bevel.
JIS
Nominal
Pipe Size (NPS) |
Outside Diameter
|
Center to End
|
Center to Center
|
End to End
| |||||
90˚Elbow(F)
|
45 Elbow(H)
|
180˚ Elbow (P)
|
180˚ Elbow (K)
| ||||||
A
|
B
|
D
|
Long
|
Shot
|
Long
|
Long
|
Shot
|
Long
|
Shot
|
15
20 25 32 40 |
½
¾ 1 1¼ 1½ |
21.7
27.2 34.0 42.7 48.6 |
38.1
38.1 38.1 47.6 57.2 |
-
- 25.4 31.8 38.1 |
15.8
15.8 15.8 19.7 23.7 |
76.2
76.2 76.2 95.2 114.4 |
-
- 50.8 63.6 76.2 |
49.0
51.7 55.1 69.0 81.5 |
-
- 42.4 53.2 62.4 |
50
65 80 90 100 |
2
2½ 3 3½ 4 |
60.5
76.3 89.1 101.6 114.3 |
76.2
95.3 114.3 133.4 152.4 |
50.8
63.5 76.2 88.9 101.6 |
31.6
39.5 47.3 55.3 63.1 |
152.4
190.6 228.6 266.8 304.8 |
101.6
127.0 152.4 177.8 203.2 |
106.5
133.5 158.9 184.2 209.6 |
81.1
101.7 120.8 139.7 158.8 |
125
150 200 250 300 |
5
6 8 10 12 |
139.8
165.2 216.3 267.4 318.5 |
190.5
228.6 304.8 381.0 457.2 |
127.0
152.4 203.2 254.0 304.8 |
78.9
94.7 126.3 157.8 189.4 |
381.0
457.2 609.6 762.0 914.4 |
254.0
304.8 406.4 508.0 609.6 |
260.4
311.2 413.0 514.7 616.5 |
196.9
235.0 311.4 387.7 464.1 |
350
400 450 500 550 600 |
14
16 18 20 22 24 |
355.6
406.4 457.2 508.0 558.8 609.6 |
533.4
609.6 685.8 762.0 838.2 914.4 |
355.6
406.4 457.2 508.0 558.8 609.6 |
220.9
252.5 284.1 315.6 347.2 378.7 |
1066.8
1219.2 - - - - |
711.2
812.8 - - - - |
711.2
812.8 - - - - |
533.4
609.6 - - - - |
650
700 750 800 850 900 950 |
26
28 30 32 34 36 38 |
98%.4
711.2 762.0 812.8 863.6 914.4 965.2 |
990.6
1066.8 1143.0 1219.2 1295.4 1371.6 1447.8 |
98%.4
711.2 762.0 812.8 863.6 914.4 965.2 |
410.3
441.9 473.4 505.0 536.6 568.1 599.7 |
-
- - - - - - |
-
- - - - - - |
-
- - - - - - |
-
- - - - - - |
1000
1050 1100 1150 1200 |
40
42 44 46 48 |
1016.0
1066.8 1117.6 1168.4 1219.2 |
1524.0
1600.2 1676.4 1752.6 1828.8 |
1016.0
1066.8 1117.6 1168.4 1219.2 |
631.2
662.8 694.4 725.9 757.5 |
-
- - - - |
-
- - - - |
-
- - - - |
-
- - - - |
ANSI
Nominal Pipe
Size (NPS) |
Outside Diameter
at Bevel D |
Center-to-End
|
Center-to-Center
|
End-to-End
| ||||
90˚Elbow
|
45˚Elbow
|
180˚RETURN
|
180˚RETURN
| |||||
A
|
B
|
O
|
K
| |||||
Long
|
Short
|
Long
|
Long
|
Short
|
Long
|
Short
| ||
½
¾ 1 1¼ 1½ |
0.84
1.05 1.32 1.66 1.90 |
1.50
1.50 1.50 1.88 2.25 |
-
- 1.00 1.25 1.50 |
0.62
0.75 0.88 1.00 1.12 |
3.00
3.00 3.00 3.75 4.50 |
-
- 2.00 2.50 3.00 |
1.88
2.00 2.19 2.75 3.25 |
-
- 1.62 2.06 2.44 |
2
2½ 3 3½ 4 |
2.38
2.88 3.50 4.00 4.50 |
3.00
3.75 4.50 5.25 6.00 |
2.00
2.50 3.00 3.50 4.00 |
1.38
1.75 2.00 2.25 2.50 |
6.00
7.50 9.00 10.50 12.00 |
4.00
5.00 6.00 7.00 8.00 |
4.19
5.19 6.25 7.25 8.25 |
3.19
3.94 4.75 5.50 6.25 |
5
6 8 10 12 |
5.56
6.62 8.62 10.75 12.75 |
7.50
9.00 12.00 15.00 18.00 |
5.00
6.00 8.00 10.00 12.00 |
3.12
3.75 5.00 6.25 7.50 |
15.00
18.00 24.00 30.00 36.00 |
10.00
12.00 16.00 20.00 24.00 |
10.31
12.31 16.31 20.38 24.38 |
7.75
9.31 12.31 15.38 18.38 |
14
16 18 20 22 |
14.00
16.00 18.00 20.00 22.00 |
21.00
24.00 27.00 30.00 33.00 |
14.00
16.00 18.00 20.00 22.00 |
8.75
10.00 11.25 12.50 13.50 |
42.00
48.00 54.00 60.00 66.00 |
28.00
32.00 36.00 40.00 44.00 |
28.00
32.00 36.00 40.00 44.00 |
21.00
24.00 27.00 30.00 33.00 |
24
26 28 30 32 |
24.00
26.00 28.00 30.00 32.00 |
36.00
39.00 42.00 45.00 48.00 |
24.00
26.00 28.00 30.00 32.00 |
15.00
16.00 17.25 18.50 19.75 |
72.00
- - - - |
48.00
- - - - |
48.00
- - - - |
36.00
- - - - |
34
36 38 40 42 |
34.00
36.00 38.00 40.00 42.00 |
51.00
54.00 57.00 60.00 63.00 |
34.00
36.00 38.00 40.00 42.00 |
21.00
22.25 23.62 24.88 26.00 |
-
- - - - |
-
- - - - |
-
- - - - |
-
- - - - |
44
46 48 |
44.00
46.00 48.00 |
66.00
69.00 72.00 |
44.00
46.00 48.00 |
27.38
28.62 29.88 |
-
- - |
-
- - |
-
- - |
-
- - |
Weight of elbows
| NPS inches | ELBOWS LR 90° | ELBOWS SR 90° | ||||||
| Sch. 5S | Sch. 10S | Sch. 40S | Sch. 80S | Sch. 5S | Sch. 10S | Sch. 40S | Sch. 80S | |
| 1/2 | 0.05 | 0.06 | 0.08 | 0.10 | 0.03 | 0.04 | 0.05 | 0.07 |
| 3/4 | 0.06 | 0.07 | 0.09 | 0.11 | 0.04 | 0.05 | 0.06 | 0.07 |
| 1 | 0.09 | 0.15 | 0.18 | 0.20 | 0.06 | 0.10 | 0.12 | 0.13 |
| 1 1/4 | 0.13 | 0.20 | 0.25 | 0.35 | 0.09 | 0.13 | 0.17 | 0.12 |
| 1 1/2 | 0.18 | 0.30 | 0.40 | 0.50 | 0.12 | 0.20 | 0.27 | 0.33 |
| 2 | 0.30 | 0.50 | 0.70 | 0.90 | 0.20 | 0.33 | 0.47 | 0.60 |
| 2 1/2 | 0.60 | 0.85 | 1.35 | 1.80 | 0.40 | 0.60 | 0.90 | 1.20 |
| 3 | 0.90 | 1.30 | 2.00 | 2.90 | 0.60 | 0.90 | 1.35 | 1.90 |
| 4 | 1.40 | 2.00 | 4.00 | 5.90 | 0.90 | 1.35 | 2.65 | 3.90 |
| 5 | 2.90 | 3.60 | 6.50 | 9.70 | 1.95 | 2.40 | 4.35 | 6.50 |
| 6 | 4.00 | 5.00 | 10.5 | 16.0 | 2.70 | 3.35 | 7.00 | 10.5 |
| 8 | 7.40 | 10.0 | 21.5 | 33.5 | 4.90 | 6.70 | 14.5 | 22.5 |
| 10 | 13.6 | 16.8 | 38.5 | 52.5 | 9.10 | 11.2 | 25.6 | 35.0 |
| 12 | 23.4 | 27.0 | 59.0 | 79.0 | 15.6 | 18.0 | 39.5 | 53.0 |
| 14 | 29.0 | 35.0 | 70.0 | 94.0 | 19.3 | 23.5 | 47.0 | 63.0 |
| 16 | 41.3 | 47.0 | 95.0 | 125 | 27.5 | 31.5 | 63.5 | 84.0 |
| 18 | 51.8 | 59.0 | 120 | 158 | 34.5 | 39.5 | 80.0 | 105 |
| 20 | 73.0 | 85.0 | 146 | 194 | 49.0 | 57.0 | 98.0 | 129 |
| 24 | 122 | 140 | 210 | 282 | 82.0 | 94.0 | 140 | 188 |
| Approximate weights in kg, density 8 kg/dm3 | ||||||||
Angularity Tolerances
| ND | Max off angle | Max off plane |
| Q | P | |
| 1/2 a 4 | 1 | 2 |
| 5 a 8 | 2 | 4 |
| 10 a 12 | 3 | 5 |
| 14 a 16 | 3 | 7 |
| 18 a 24 | 4 | 10 |
| 26 a 30 | 5 | 10 |
| 32 a 42 | 5 | 13 |
| 44 a 48 | 5 | 20 |
Key Specifications/Special Features and Materials::
the material is selected accoding to the application use such as high temperature use,sanitary fitting,regular industrial use etc.- Carbon steel: ASTM A234 WPB, WPC, ASTM A420 WPL1, WPL3, WPL6, WPHY-42/46/52/56/60/65/70
- Stainless steel: ASTM A403 WP304/304L, WP316/316/L, WP321, WP347 and WPS31254
- Alloy steel: ASTM A234 WP1/WP12/WP11/WP22/WP5/WP7/WP9/WP91
- Abrasion resistant material:Ceramic lined, Ceramic tile lined , Bi-metal clad pipe,
- Manufacturing standards: ANSI, ISO, JIS and DIN.
