ANSI/ASME B16.5 Standard Welding Neck Flange (150lbs-2500lbs) Dimensions
Haihao Group forged flanges engineering department,design,produce,inspect and supply our forged flanges according to the ASME B16.5 standard. The weld neck flange dimensions according to ANSI/ASME B16.5 are shows below:
Weld Neck Flanges – ANSI B16.5 Standard Dimensionss:
- ASME B16.5 Weld Neck Flange Class 150 lb
- ASME B16.5 Weld Neck Flange Class 300 lb
- ASME B16.5 Weld Neck Flange Class 400 lb
- ASME B16.5 Weld Neck Flange Class 600 lb
- ASME B16.5 Weld Neck Flange Class 900 lb
- ASME B16.5 Weld Neck Flange Class 1500 lb
- ASME B16.5 Weld Neck Flange Class 2500 lb
ASME B16.5 Weld Neck Flange Class 150 lb
Pipe |
Flange Data |
Hub Data |
Raised Face |
Drilling Data |
Weight |
|||||||
Nominal Pipe Size
|
A | B | C | D | E | F | G | H | I | J | ||
Outside Diameter |
Overall Diameter |
Inside Diameter |
FlangeThickness min |
Overall Length |
Diameter at Weld Bevel |
Hub Diameter |
Face Diameter |
Number of Holes
|
Bolt Hole Diameter |
Diameter of Circle of Holes |
kg/piece |
|
in |
in |
in |
in |
in |
in |
in |
in |
in |
in |
|||
1/2 |
0.840 21.30 |
3.500 88.90 |
0.620 15.70 |
0.440 |
1.880 47.80 |
0.840 21.30 |
1.190 30.20 |
1.380 35.00 |
4 |
0.620 15.70 |
2.380 60.45 |
0.48 |
3/4 |
1.050 26.70 |
3.880 98.60 |
0.820 20.80 |
0.500 |
2.060 52.30 |
1.050 26.70 |
1.500 38.10 |
1.690 42.90 |
4 |
0.620 15.70 |
2.750 69.85 |
0.71 |
1 |
1.315 33.40 |
4.250 108.0 |
1.050 26.70 |
0.560 |
2.190 55.60 |
1.320 33.50 |
1.940 49.30 |
2.000 50.80 |
4 |
0.620 15.70 |
3.120 79.25 |
1.01 |
11/4 |
1.660 42.20 |
4.620 117.3 |
1.380 35.10 |
0.620 |
2.250 57.15 |
1.660 42.20 |
2.310 58.70 |
2.500 63.50 |
4 |
0.620 15.70 |
3.500 88.90 |
1.33 |
11/2 |
1.900 48.30 |
5.000 127.0 |
1.610 40.90 |
0.690 |
2.440 62.00 |
1.900 48.30 |
2.560 65.00 |
2.880 73.15 |
4 |
0.620 15.70 |
3.880 98.60 |
1.72 |
2 |
2.375 60.30 |
6.000 152.4 |
2.070 52.60 |
0.750 |
2.500 63.50 |
2.380 60.45 |
3.060 77.70 |
3.620 91.90 |
4 |
0.750 19.10 |
4.750 120.7 |
2.58 |
21/2 |
2.875 73.00 |
7.000 177.8 |
2.470 62.70 |
0.880 |
2.750 69.85 |
2.880 73.15 |
3.560 90.40 |
4.120 104.6 |
4 |
0.750 19.10 |
5.500 139.7 |
4.11 |
3 |
3.500 88.90 |
7.500 190.5 |
3.070 78.00 |
0.940 |
2.750 69.85 |
3.500 88.90 |
4.250 108.0 |
5.000 127.0 |
4 |
0.750 19.10 |
6.000 152.4 |
4.92 |
31/2 |
4.000 101.6 |
8.500 215.9 |
3.550 90.20 |
0.940 |
2.810 71.40 |
4.000 101.6 |
4.810 122.2 |
5.500 139.7 |
8 |
0.750 19.10 |
7.000 177.8 |
6.08 |
4 |
4.500 114.3 |
9.000 228.6 |
4.030 102.4 |
0.940 |
3.000 76.20 |
4.500 114.3 |
5.310 134.9 |
6.190 157.2 |
8 |
0.750 19.10 |
7.500 190.5 |
6.84 |
5 |
5.563 141.3 |
10.00 254.0 |
5.050 128.3 |
0.940 |
3.500 88.90 |
5.560 141.2 |
6.440 163.6 |
7.310 185.7 |
8 |
0.880 22.40 |
8.500 215.9 |
8.56 |
6 |
6.625 168.3 |
11.00 279.4 |
6.070 154.2 |
1.000 |
3.500 88.90 |
6.630 168.4 |
7.560 192.0 |
8.500 215.9 |
8 |
0.880 22.40 |
9.500 241.3 |
10.6 |
8 |
8.625 219.1 |
13.50 342.9 |
7.980 202.7 |
1.120 |
4.000 101.6 |
8.630 219.2 |
9.690 246.1 |
10.62 269.7 |
8 |
0.880 22.40 |
11.75 298.5 |
17.6 |
10 |
10.75 273.0 |
16.00 406.4 |
10.02 254.5 |
1.190 |
4.000 101.6 |
10.75 273.0 |
12.00 304.8 |
12.75 323.8 |
12 |
1.000 25.40 |
14.25 362.0 |
24.0 |
12 |
12.75 323.8 |
19.00 482.6 |
12.00 304.8 |
1.250 |
4.500 114.3 |
12.75 323.8 |
14.38 365.3 |
15.00 381.0 |
12 |
1.000 25.40 |
17.00 431.8 |
36.5 |
14 |
14.00 355.6 |
21.00 533.4 |
To be specified by purchaser
|
1.380 |
5.000 127.0 |
14.00 355.6 |
15.75 400.1 |
16.25 412.7 |
12 |
1.120 28.40 |
18.75 476.3 |
48.4 |
16 |
16.00 406.4 |
23.50 596.9 |
1.440 |
5.000 127.0 |
16.00 406.4 |
18.00 475.2 |
18.50 469.9 |
16 |
1.120 28.40 |
21.25 539.8 |
60.6 |
|
18 |
18.00 457.2 |
25.00 635.0 |
1.560 |
5.500 139.7 |
18.00 457.2 |
19.88 505.0 |
21.00 533.4 |
16 |
1.250 31.75 |
22.75 577.9 |
68.3 |
|
20 |
20.00 508.0 |
27.50 698.5 |
1.690 |
5.690 144.5 |
20.00 508.0 |
22.00 558.8 |
23.00 584.2 |
20 |
1.250 31.75 |
25.00 635.0 |
84.5 |
|
24 |
24.00 609.6 |
32.00 812.8 |
1.880 |
6.000 152.4 |
24.00 609.6 |
26.12 663.4 |
27.25 692.1 |
20 |
1.380 35.10 |
29.50 749.3 |
115 |
Notes:
- Dimension B corresponds to the pipe inside diameter. Values quoted assume 40S/Standard wall thickness.
- Weights are based on manufacturer’s data and are approximate.
- Flat face flanges may be provided at full thickness, C, or with raised face removed (the latter is nonstandard).
ASME B16.5 Weld Neck Flange Class 300 lb
Pipe |
Flange Data |
Hub Data |
Raised Face |
Drilling Data |
Weight |
|||||||
Nominal Pipe Size
|
A | B | C | D | E | F | G | H | I | J | ||
Outside Diameter |
Overall Diameter |
Inside Diameter |
Flange Thickness min |
Overall Length |
Diameter at Weld Bevel |
Hub Diameter |
Face Diameter |
Number of Holes
|
Bolt Hole Diameter |
Diameter of Circle of Holes |
kg/piece |
|
in |
in |
in |
in |
in |
in |
in |
in |
in |
in |
|||
1/2 |
0.840 21.30 |
3.750 95.20 |
0.620 15.70 |
0.560 |
2.060 52.30 |
0.840 21.30 |
1.500 38.10 |
1.380 35.00 |
4 |
0.620 15.70 |
2.620 66.55 |
0.75 |
3/4 |
1.050 26.70 |
4.620 117.3 |
0.820 20.80 |
0.620 |
2.250 57.15 |
1.050 26.70 |
1.880 47.70 |
1.690 42.90 |
4 |
0.750 19.00 |
3.250 82.50 |
1.26 |
1 |
1.315 33.40 |
4.880 123.9 |
1.050 26.70 |
0.690 |
2.440 62.00 |
1.320 33.50 |
2.120 53.80 |
2.000 50.80 |
4 |
0.750 19.00 |
3.500 88.90 |
1.52 |
11/4 |
1.660 42.20 |
5.250 133.3 |
1.380 35.10 |
0.750 |
2.560 65.00 |
1.660 42.20 |
2.500 63.50 |
2.500 63.50 |
4 |
0.750 19.00 |
3.880 98.50 |
2.03 |
11/2 |
1.900 48.30 |
6.120 155.4 |
1.610 40.90 |
0.810 |
2.690 68.30 |
1.900 48.30 |
2.750 69.85 |
2.880 73.15 |
4 |
0.880 22.30 |
4.500 114.3 |
2.89 |
2 |
2.375 60.30 |
6.500 165.1 |
2.070 52.60 |
0.880 |
2.750 69.85 |
2.380 60.45 |
3.310 84.00 |
3.620 91.90 |
8 |
0.750 19.00 |
5.000 127.0 |
3.40 |
21/2 |
2.875 73.00 |
7.500 190.5 |
2.470 62.70 |
1.000 |
3.000 76.20 |
2.880 73.15 |
3.940 100.0 |
4.120 104.6 |
8 |
0.880 22.30 |
5.880 149.3 |
5.17 |
3 |
3.500 88.90 |
8.250 209.5 |
3.070 78.00 |
1.120 |
3.120 79.25 |
3.500 88.90 |
4.620 117.3 |
5.000 127.0 |
8 |
0.880 22.30 |
6.620 168.1 |
6.93 |
31/2 |
4.000 101.6 |
9.000 228.6 |
3.550 90.20 |
1.190 |
3.190 81.00 |
4.000 101.6 |
5.250 133.3 |
5.500 139.7 |
8 |
0.880 22.30 |
7.250 184.1 |
8.67 |
4 |
4.500 114.3 |
10.00 254.0 |
4.030 102.4 |
1.250 |
3.380 85.80 |
4.500 114.3 |
5.750 146.0 |
6.190 157.2 |
8 |
0.880 22.30 |
7.880 200.1 |
11.2 |
5 |
5.563 141.3 |
11.00 279.4 |
5.050 128.3 |
1.380 |
3.880 98.50 |
5.560 141.2 |
7.000 177.8 |
7.310 185.7 |
8 |
0.880 22.30 |
9.250 234.9 |
15.1 |
6 |
6.625 168.3 |
12.50 317.5 |
6.070 154.2 |
1.440 |
3.880 98.50 |
6.630 168.4 |
8.120 206.2 |
8.500 215.9 |
12 |
0.880 22.30 |
10.62 269.7 |
19.1 |
8 |
8.625 219.1 |
15.00 381.0 |
7.980 202.7 |
1.620 |
4.380 111.2 |
8.630 219.2 |
10.25 260.3 |
10.62 269.7 |
12 |
1.000 25.40 |
13.00 330.2 |
29.9 |
10 |
10.75 273.0 |
17.50 444.5 |
10.02 254.5 |
1.880 |
4.620 117.3 |
10.75 273.0 |
12.62 320.5 |
12.75 323.8 |
16 |
1.120 28.40 |
15.25 387.3 |
42.7 |
12 |
12.75 323.8 |
20.50 520.7 |
12.00 304.8 |
2.000 |
5.120 130.0 |
12.75 323.8 |
14.75 374.6 |
15.00 381.0 |
16 |
1.250 31.70 |
17.75 450.8 |
61.8 |
14 |
14.00 355.6 |
23.00 584.2 |
To be specified by purchaser
|
2.120 |
5.620 142.7 |
14.00 355.6 |
16.75 425.4 |
16.25 412.7 |
20 |
1.250 31.70 |
20.25 514.3 |
85.8 |
16 |
16.00 406.4 |
25.50 647.7 |
2.250 |
5.750 146.0 |
16.00 406.4 |
19.00 482.6 |
18.50 469.9 |
20 |
1.380 35.00 |
22.50 571.5 |
106 |
|
18 |
18.00 457.2 |
28.00 711.2 |
2.380 |
6.250 158.7 |
18.00 457.2 |
21.00 533.4 |
21.00 533.4 |
24 |
1.380 35.00 |
24.75 628.6 |
131 |
|
20 |
20.00 508.0 |
30.50 774.7 |
2.500 |
6.380 162.0 |
20.00 508.0 |
23.12 587.2 |
23.00 584.2 |
24 |
1.380 35.00 |
27.00 685.8 |
158 |
|
24 |
24.00 609.6 |
36.00 914.4 |
2.750 |
6.620 168.1 |
24.00 609.6 |
27.62 701.5 |
27.25 692.1 |
24 |
1.620 41.10 |
32.00 812.8 |
230 |
Notes:
- Dimension B corresponds to the pipe inside diameter. Values quoted assume 40S/Standard wall thickness.
- Weights are based on manufacturer’s data and are approximate.
- Flat face flanges may be provided at full thickness, C, or with raised face removed (the latter is nonstandard).
ASME B16.5 Weld Neck Flange Class 400 lb
Pipe |
Flange Data |
Hub Data |
Raised Face |
Drilling Data |
Weight |
|||||||
NominalPipe Size
|
A | B | C | D | E | F | G | H | I | J | ||
Outside Diameter |
Overall Diameter |
Inside Diameter |
FlangeThickness min |
Overall Length |
Diameter at Weld Bevel |
Hub Diameter |
Face Diameter |
Number of Holes
|
Bolt Hole Diameter |
Diameter of Circle of Holes |
kg/piece |
|
in |
in |
in |
in |
in |
in |
in |
in |
in |
in |
|||
1/2 |
0.840 21.30 |
3.750 95.30 |
To be specified by purchaser
|
0.560 |
2.060 52.30 |
0.840 21.30 |
1.500 38.10 |
1.380 35.00 |
4 |
0.620 15.70 |
2.620 66.55 |
0.87 |
3/4 |
1.050 26.70 |
4.620 117.3 |
0.620 |
2.250 57.15 |
1.050 26.70 |
1.880 47.80 |
1.690 42.90 |
4 |
0.750 19.10 |
3.250 82.60 |
1.45 |
|
1 |
1.315 33.40 |
4.880 124.0 |
0.690 |
2.440 62.00 |
1.320 33.50 |
2.120 53.80 |
2.000 50.80 |
4 |
0.750 19.10 |
3.500 88.90 |
1.76 |
|
1 1/4 |
1.660 42.20 |
5.250 133.4 |
0.810 |
2.620 66.55 |
1.660 42.20 |
2.500 63.50 |
2.500 63.50 |
4 |
0.750 19.10 |
3.880 98.60 |
2.49 |
|
1 1/2 |
1.900 48.30 |
6.120 155.4 |
0.880 |
2.750 69.85 |
1.900 48.30 |
2.750 69.85 |
2.880 73.15 |
4 |
0.880 22.40 |
4.500 114.3 |
3.49 |
|
2 |
2.375 60.30 |
6.500 165.1 |
1.000 |
2.880 73.15 |
2.380 60.45 |
3.310 84.10 |
3.620 91.90 |
8 |
0.750 19.10 |
5.000 127.0 |
4.36 |
|
2 1/2 |
2.875 73.00 |
7.500 190.5 |
1.120 |
3.120 79.25 |
2.880 73.15 |
3.940 100.1 |
4.120 104.6 |
8 |
0.880 22.40 |
5.880 149.4 |
6.43 |
|
3 |
3.500 88.90 |
8.250 209.6 |
1.250 |
3.250 82.60 |
3.500 88.90 |
4.620 117.3 |
5.000 127.0 |
8 |
0.880 22.40 |
6.620 168.1 |
8.53 |
|
31/2 |
4.000 101.6 |
9.000 228.6 |
1.380 |
3.380 85.90 |
4.000 101.6 |
5.250 133.4 |
5.500 139.7 |
8 |
1.000 25.40 |
7.250 184.2 |
10.7 |
|
4 |
4.500 114.3 |
10.00 254.0 |
1.380 |
3.500 88.90 |
4.500 114.3 |
5.750 146.1 |
6.190 157.2 |
8 |
1.000 25.40 |
7.880 200.2 |
12.8 |
|
5 |
5.563 141.3 |
11.00 279.4 |
1.500 |
4.000 101.6 |
5.560 141.2 |
7.000 177.8 |
7.310 185.7 |
8 |
1.000 25.40 |
9.250 235.0 |
16.9 |
|
6 |
6.625 168.3 |
12.50 317.5 |
1.620 |
4.060 103.1 |
6.630 168.4 |
8.120 206.2 |
8.500 215.9 |
12 |
1.000 25.40 |
10.62 269.7 |
22.0 |
|
8 |
8.625 219.1 |
15.00 381.0 |
1.880 |
4.620 117.3 |
8.630 219.2 |
10.25 260.4 |
10.62 269.7 |
12 |
1.120 28.40 |
13.00 330.2 |
34.7 |
|
10 |
10.75 273.0 |
17.50 444.5 |
2.120 |
4.880 124.0 |
10.75 273.0 |
12.62 320.5 |
12.75 323.8 |
16 |
1.250 31.75 |
15.25 387.4 |
48.5 |
|
12 |
12.75 323.8 |
20.50 520.7 |
2.250 |
5.380 136.7 |
12.75 323.8 |
14.75 374.7 |
15.00 381.0 |
16 |
1.380 35.10 |
17.75 450.9 |
69.6 |
|
14 |
14.00 355.6 |
23.00 584.2 |
2.380 |
5.880 149.4 |
14.00 355.6 |
16.75 425.5 |
16.25 412.7 |
20 |
1.380 35.10 |
20.25 514.4 |
95.5 |
|
16 |
16.00 406.4 |
25.50 647.7 |
2.500 |
6.000 152.4 |
16.00 406.4 |
19.00 482.6 |
18.50 469.9 |
20 |
1.500 38.10 |
22.50 571.5 |
118 |
|
18 |
18.00 457.2 |
28.00 711.2 |
2.620 |
6.500 165.1 |
18.00 457.2 |
21.00 533.4 |
21.00 533.4 |
24 |
1.500 38.10 |
24.75 628.7 |
145 |
|
20 |
20.00 508.0 |
30.50 774.7 |
2.750 |
6.620 168.1 |
20.00 508.0 |
23.12 587.2 |
23.00 584.2 |
24 |
1.620 41.10 |
27.00 685.8 |
173 |
|
24 |
24.00 609.6 |
36.00 914.4 |
3.000 |
6.880 174.8 |
24.00 609.6 |
27.62 701.5 |
27.25 692.1 |
24 |
1.880 47.80 |
32.00 812.8 |
249 |
Notes:
- Dimension B corresponds to the pipe inside diameter. Values quoted assume 40S/Standard wall thickness.
- Weights are based on manufacturer’s data and are approximate.
ASME B16.5 Weld Neck Flange Class 600 lb
Pipe |
Flange Data |
Hub Data |
Raised Face |
Drilling Data |
Weight |
|||||||
Nominal Pipe Size
|
A | B | C | D | E | F | G | H | I | J | ||
Outside Diameter |
Overall Diameter |
Inside Diameter |
Flange Thickness min |
Overall Length |
Diameter at Weld Bevel |
Hub Diameter |
Face Diameter |
Number of Holes
|
Bolt Hole Diameter |
Diameter of Circle of Holes |
kg/piece |
|
in |
in |
in |
in |
in |
in |
in |
in |
in |
in |
|||
1/2 |
0.840 21.30 |
3.750 95.30 |
To be specified by purchaser
|
0.560 14.20 |
2.060 52.30 |
0.840 21.30 |
1.500 38.10 |
1.380 35.00 |
4 |
0.620 15.70 |
2.620 66.55 |
0.87 |
3/4 |
1.050 26.70 |
4.620 117.3 |
0.620 15.70 |
2.250 57.15 |
1.050 26.70 |
1.880 47.80 |
1.690 42.90 |
4 |
0.750 19.10 |
3.250 82.60 |
1.45 |
|
1 |
1.315 33.40 |
4.880 124.0 |
0.690 17.50 |
2.440 62.00 |
1.320 33.50 |
2.120 53.80 |
2.000 50.80 |
4 |
0.750 19.10 |
3.500 88.90 |
1.76 |
|
11/4 |
1.660 42.20 |
5.250 133.4 |
0.810 20.60 |
2.620 66.55 |
1.660 42.20 |
2.500 63.50 |
2.500 63.50 |
4 |
0.750 19.10 |
3.880 98.60 |
2.49 |
|
11/2 |
1.900 48.30 |
6.120 155.4 |
0.880 22.40 |
2.750 69.85 |
1.900 48.30 |
2.750 69.85 |
2.880 73.15 |
4 |
0.880 22.40 |
4.500 114.3 |
3.49 |
|
2 |
2.375 60.30 |
6.500 165.1 |
1.000 25.40 |
2.880 73.15 |
2.380 60.45 |
3.310 84.10 |
3.620 91.90 |
8 |
0.750 19.10 |
5.000 127.0 |
4.36 |
|
21/2 |
2.875 73.00 |
7.500 190.5 |
1.120 28.40 |
3.120 79.25 |
2.880 73.15 |
3.940 100.1 |
4.120 104.6 |
8 |
0.880 22.40 |
5.880 149.4 |
6.43 |
|
3 |
3.500 88.90 |
8.250 209.6 |
1.250 31.75 |
3.250 82.60 |
3.500 88.90 |
4.620 117.3 |
5.000 127.0 |
8 |
0.880 22.40 |
6.620 168.1 |
8.53 |
|
31/2 |
4.000 101.6 |
9.000 228.6 |
1.380 35.10 |
3.380 85.90 |
4.000 101.6 |
5.250 133.4 |
5.500 139.7 |
8 |
1.000 25.40 |
7.250 184.2 |
10.7 |
|
4 |
4.500 114.3 |
10.75 273.1 |
1.500 38.10 |
4.000 101.6 |
4.500 114.3 |
6.000 152.4 |
6.190 157.2 |
8 |
1.000 25.40 |
8.500 215.9 |
17.4 |
|
5 |
5.563 141.3 |
13.00 330.2 |
1.750 44.50 |
4.500 114.3 |
5.560 141.2 |
7.440 189.0 |
7.310 185.7 |
8 |
1.120 28.40 |
10.50 266.7 |
29.2 |
|
6 |
6.625 168.3 |
14.00 355.6 |
1.880 47.80 |
4.620 117.3 |
6.630 168.4 |
8.750 222.3 |
8.500 215.9 |
12 |
1.120 28.40 |
11.50 292.1 |
34.9 |
|
8 |
8.625 219.1 |
16.50 419.1 |
2.190 55.60 |
5.250 133.4 |
8.630 219.2 |
10.75 273.1 |
10.62 269.7 |
12 |
1.250 31.75 |
13.75 349.3 |
53.9 |
|
10 |
10.75 273.0 |
20.00 508.0 |
2.500 63.50 |
6.000 152.4 |
10.75 273.0 |
13.50 342.9 |
12.75 323.8 |
16 |
1.380 35.10 |
17.00 431.8 |
86.5 |
|
12 |
12.75 323.8 |
22.00 558.8 |
2.620 66.55 |
6.120 155.4 |
12.75 323.8 |
15.75 400.1 |
15.00 381.0 |
20 |
1.380 35.10 |
19.25 489.0 |
103 |
|
14 |
14.00 355.6 |
23.75 603.3 |
2.750 69.85 |
6.500 165.1 |
14.00 355.6 |
17.00 431.8 |
16.25 412.7 |
20 |
1.500 38.10 |
20.75 527.1 |
122 |
|
16 |
16.00 406.4 |
27.00 685.8 |
3.000 76.20 |
7.000 177.8 |
16.00 406.4 |
19.50 495.3 |
18.50 469.9 |
20 |
1.620 41.10 |
23.75 603.3 |
170 |
|
18 |
18.00 457.2 |
29.25 743.0 |
3.250 82.60 |
7.250 184.2 |
18.00 457.2 |
21.50 546.1 |
21.00 533.4 |
20 |
1.750 44.50 |
25.75 654.1 |
204 |
|
20 |
20.00 508.0 |
32.00 812.8 |
3.500 88.90 |
7.500 190.5 |
20.00 508.0 |
24.00 609.6 |
23.00 584.2 |
24 |
1.750 44.50 |
28.50 723.9 |
254 |
|
24 |
24.00 609.6 |
37.00 939.8 |
4.000 101.6 |
8.000 203.2 |
24.00 609.6 |
28.25 717.6 |
27.25 692.1 |
24 |
2.000 50.80 |
33.00 838.2 |
358 |
Notes:
- Dimension B corresponds to the pipe inside diameter. Values quoted assume 40S/Standard wall thickness.
- Weights are based on manufacturer’s data and are approximate.
ASME B16.5 Weld Neck Flange Class 900 lb
Pipe |
Flange Data |
Hub Data |
Raised Face |
Drilling Data |
Weight |
|||||||
Nominal Pipe Size
|
A | B | C | D | E | F | G | H | I | J | ||
Outside Diameter |
Overall Diameter |
Inside Diameter |
FlangeThickness min |
Overall Length |
Diameter at Weld Bevel |
Hub Diameter |
Face Diameter |
Number of Holes
|
Bolt Hole Diameter |
Diameter of Circle of Holes |
kg/piece |
|
in |
in |
in |
in |
in |
in |
in |
in |
in |
in |
|||
1/2 |
0.840 21.30 |
4.750 120.6 |
To be specified by purchaser
|
0.880 |
2.380 60.45 |
0.840 21.30 |
1.500 38.10 |
1.380 35.00 |
4 |
0.880 22.30 |
3.250 82.50 |
1.87 |
3/4 |
1.050 26.70 |
5.120 130.0 |
1.000 |
2.750 69.85 |
1.050 26.70 |
1.750 44.00 |
1.690 42.90 |
4 |
0.880 22.30 |
3.500 88.90 |
2.56 |
|
1 |
1.315 33.40 |
5.880 149.3 |
1.120 |
2.880 73.15 |
1.320 33.50 |
2.060 52.30 |
2.000 50.80 |
4 |
1.000 25.40 |
4.000 101.6 |
3.74 |
|
11/4 |
1.660 42.20 |
6.250 158.7 |
1.120 |
2.880 73.15 |
1.660 42.20 |
2.500 63.50 |
2.500 63.50 |
4 |
1.000 25.40 |
4.380 111.2 |
4.33 |
|
11/2 |
1.900 48.30 |
7.000 177.8 |
1.250 |
3.250 82.50 |
1.900 48.30 |
2.750 69.85 |
2.880 73.15 |
4 |
1.120 28.40 |
4.880 123.9 |
5.94 |
|
2 |
2.375 60.30 |
8.500 215.9 |
1.500 |
4.000 101.6 |
2.380 60.45 |
4.120 104.6 |
3.620 91.90 |
8 |
1.000 25.40 |
6.500 165.1 |
10.8 |
|
21/2 |
2.875 73.00 |
9.620 244.3 |
1.620 |
4.120 104.6 |
2.880 73.15 |
4.880 123.9 |
4.120 104.6 |
8 |
1.120 28.40 |
7.500 190.5 |
15.0 |
|
3 |
3.500 88.90 |
9.500 241.3 |
1.500 |
4.000 101.6 |
3.500 88.90 |
5.000 127.0 |
5.000 127.0 |
8 |
1.000 25.40 |
7.500 190.5 |
13.7 |
|
4 |
4.500 114.3 |
11.50 292.1 |
1.750 |
4.500 114.3 |
4.500 114.3 |
6.250 158.7 |
6.190 157.2 |
8 |
1.250 31.70 |
9.250 234.9 |
22.5 |
|
5 |
5.563 141.3 |
13.75 349.2 |
2.000 |
5.000 127.0 |
5.560 141.2 |
7.500 190.5 |
7.310 185.7 |
8 |
1.380 35.00 |
11.00 279.4 |
37.4 |
|
6 |
6.625 168.3 |
15.00 381.0 |
2.190 |
5.500 139.7 |
6.630 168.4 |
9.250 234.9 |
8.500 215.9 |
12 |
1.250 31.70 |
12.50 317.5 |
47.7 |
|
8 |
8.625 219.1 |
18.50 469.9 |
2.500 |
6.380 162.0 |
8.630 219.2 |
11.75 298.4 |
10.62 269.7 |
12 |
1.500 38.10 |
15.50 393.7 |
81.3 |
|
10 |
10.75 273.0 |
21.50 546.1 |
2.750 |
7.250 184.1 |
10.75 273.0 |
14.50 368.3 |
12.75 323.8 |
16 |
1.500 38.10 |
18.50 469.9 |
119 |
|
12 |
12.75 323.8 |
24.00 609.6 |
3.120 |
7.880 200.1 |
12.75 323.8 |
16.50 419.1 |
15.00 381.0 |
20 |
1.500 38.10 |
21.00 533.4 |
157 |
|
14 |
14.00 355.6 |
25.25 641.3 |
3.380 |
8.380 212.8 |
14.00 355.6 |
17.75 450.8 |
16.25 412.7 |
20 |
1.620 41.10 |
22.00 558.8 |
180 |
|
16 |
16.00 406.4 |
27.75 704.8 |
3.500 |
8.500 215.9 |
16.00 406.4 |
20.00 508.0 |
18.50 469.9 |
20 |
1.750 44.40 |
24.25 615.9 |
217 |
|
18 |
18.00 457.2 |
31.00 787.4 |
4.000 |
9.000 228.6 |
18.00 457.2 |
22.25 565.1 |
21.00 533.4 |
20 |
2.000 50.80 |
27.00 685.8 |
292 |
|
20 |
20.00 508.0 |
33.75 857.2 |
4.250 |
9.750 247.6 |
20.00 508.0 |
24.50 622.3 |
23.00 584.2 |
20 |
2.120 53.80 |
29.50 749.3 |
362 |
|
24 |
24.00 609.6 |
41.00 1041.4 |
5.500 |
11.50 292.1 |
24.00 609.6 |
29.50 749.3 |
27.25 692.1 |
20 |
2.620 66.55 |
35.50 901.7 |
665 |
Notes:
- Dimension B corresponds to the pipe inside diameter. Values quoted assume 40S/Standard wall thickness.
- Weights are based on manufacturer’s data and are approximate.
ASME B16.5 Weld Neck Flange Class 1500 lb
Pipe |
Flange Data |
Hub Data |
Raised Face |
Drilling Data |
Weight |
|||||||
Nominal Pipe Size
|
A | B | C | D | E | F | G | H | I | J | ||
Outside Diameter |
Overall Diameter |
Inside Diameter |
FlangeThickness min |
Overall Length |
Diameter at Weld Bevel |
Hub Diameter |
Face Diameter |
Number of Holes
|
Bolt Hole Diameter |
Diameter of Circle of Holes |
kg/piece |
|
in |
in |
in |
in |
in |
in |
in |
in |
in |
in |
|||
1/2 |
0.840 21.30 |
4.750 120.6 |
To be specified by purchaser
|
0.880 |
2.380 60.45 |
0.840 21.30 |
1.500 38.10 |
1.380 35.00 |
4 |
0.880 22.30 |
3.250 82.50 |
1.87 |
3/4 |
1.050 26.70 |
5.120 130.0 |
1.000 |
2.750 69.85 |
1.050 26.70 |
1.750 44.00 |
1.690 42.90 |
4 |
0.880 22.30 |
3.500 88.90 |
2.56 |
|
1 |
1.315 33.40 |
5.880 149.3 |
1.120 |
2.880 73.15 |
1.320 33.50 |
2.060 52.30 |
2.000 50.80 |
4 |
1.000 25.40 |
4.000 101.6 |
3.74 |
|
11/4 |
1.660 42.20 |
6.250 158.7 |
1.120 |
2.880 73.15 |
1.660 42.20 |
2.500 63.50 |
2.500 63.50 |
4 |
1.000 25.40 |
4.380 111.2 |
4.33 |
|
11/2 |
1.900 48.30 |
7.000 177.8 |
1.250 |
3.250 82.50 |
1.900 48.30 |
2.750 69.85 |
2.880 73.15 |
4 |
1.120 28.40 |
4.880 123.9 |
5.94 |
|
2 |
2.375 60.30 |
8.500 215.9 |
1.500 |
4.000 101.6 |
2.380 60.45 |
4.120 104.6 |
3.620 91.90 |
8 |
1.000 25.40 |
6.500 165.1 |
10.8 |
|
21/2 |
2.875 73.00 |
9.620 244.3 |
1.620 |
4.120 104.6 |
2.880 73.15 |
4.880 123.9 |
4.120 104.6 |
8 |
1.120 28.40 |
7.500 190.5 |
15.0 |
|
3 |
3.500 88.90 |
10.50 266.7 |
1.880 |
4.620 177.3 |
3.500 88.90 |
5.250 133.3 |
5.000 127.0 |
8 |
1.250 31.70 |
8.000 203.2 |
19.9 |
|
4 |
4.500 114.3 |
12.25 311.1 |
2.120 |
4.880 123.9 |
4.500 114.3 |
6.380 162.0 |
6.190 157.2 |
8 |
1.380 35.00 |
9.500 241.3 |
29.9 |
|
5 |
5.563 141.3 |
14.75 374.6 |
2.880 |
6.120 155.4 |
5.560 141.2 |
7.750 196.8 |
7.310 185.7 |
8 |
1.620 41.10 |
11.50 292.1 |
55.4 |
|
6 |
6.625 168.3 |
15.50 393.7 |
3.250 |
6.750 171.4 |
6.630 168.4 |
9.000 228.6 |
8.500 215.9 |
12 |
1.500 38.10 |
12.50 317.5 |
68.4 |
|
8 |
8.625 219.1 |
19.00 482.6 |
3.620 |
8.380 212.8 |
8.630 219.2 |
11.50 292.1 |
10.62 269.7 |
12 |
1.750 44.40 |
15.50 393.7 |
117 |
|
10 |
10.75 273.0 |
23.00 584.2 |
4.250 |
10.00 254.0 |
10.75 273.0 |
14.50 368.3 |
12.75 323.8 |
12 |
2.000 50.80 |
19.00 482.6 |
194 |
|
12 |
12.75 323.8 |
26.50 673.1 |
4.880 |
11.12 282.4 |
12.75 323.8 |
17.75 450.8 |
15.00 381.0 |
16 |
2.120 53.80 |
22.50 571.5 |
288 |
|
14 |
14.00 355.6 |
29.50 749.3 |
5.250 |
11.75 298.4 |
14.00 355.6 |
19.50 495.3 |
16.25 412.7 |
16 |
2.380 60.45 |
25.00 635.0 |
380 |
|
16 |
16.00 406.4 |
32.50 825.5 |
5.750 |
12.25 311.1 |
16.00 406.4 |
21.75 552.4 |
18.50 469.9 |
16 |
2.620 66.55 |
27.75 704.8 |
485 |
|
18 |
18.00 457.2 |
36.00 914.4 |
6.380 |
12.88 327.1 |
18.00 457.2 |
23.50 596.9 |
21.00 533.4 |
16 |
2.880 73.15 |
30.50 774.7 |
644 |
|
20 |
20.00 508.0 |
38.75 984.2 |
7.000 |
14.00 355.6 |
20.00 508.0 |
25.25 641.3 |
23.00 584.2 |
16 |
3.120 79.25 |
32.75 831.8 |
775 |
|
24 |
24.00 609.6 |
46.00 1168.4 |
8.000 |
16.00 406.4 |
24.00 609.6 |
30.00 762.0 |
27.25 692.1 |
16 |
3.620 91.90 |
39.00 990.6 |
1232 |
Notes:
- Dimension B corresponds to the pipe inside diameter. Values quoted assume 40S/Standard wall thickness.
- Weights are based on manufacturer’s data and are approximate.
ASME B16.5 Weld Neck Flange Class 2500 lb
Pipe |
Flange Data |
Hub Data |
Raised Face |
Drilling Data |
Weight |
|||||||
NominalPipe Size
|
A | B | C | D | E | F | G | H | I | J | ||
Outside Diameter |
Overall Diameter |
Inside Diameter |
FlangeThickness min |
Overall Length |
Diameter at Weld Bevel |
Hub Diameter |
Face Diameter |
Number of Holes
|
Bolt Hole Diameter |
Diameter of Circle of Holes |
kg/piece |
|
in |
in |
in |
in |
in |
in |
in |
in |
in |
in |
|||
1/2 |
0.840 21.30 |
5.250 133.4 |
To be specified by purchaser
|
1.190 |
2.880 73.15 |
0.840 21.30 |
1.690 42.90 |
1.380 35.00 |
4 |
0.880 22.40 |
3.500 88.90 |
3.12 |
3/4 |
1.050 26.70 |
5.500 139.7 |
1.250 |
3.120 79.25 |
1.050 26.70 |
2.000 50.80 |
1.690 42.90 |
4 |
0.880 22.40 |
3.750 95.30 |
3.70 |
|
1 |
1.315 33.40 |
6.250 158.8 |
1.380 |
3.500 88.90 |
1.320 33.50 |
2.250 57.15 |
2.000 50.80 |
4 |
1.000 25.40 |
4.250 108.0 |
5.24 |
|
11/4 |
1.660 42.20 |
7.250 184.2 |
1.500 |
3.750 95.30 |
1.660 42.20 |
2.880 73.15 |
2.500 63.50 |
4 |
1.120 28.40 |
5.120 130.0 |
7.74 |
|
11/2 |
1.900 48.30 |
8.000 203.2 |
1.750 |
4.380 111.3 |
1.900 48.30 |
3.120 79.25 |
2.880 73.15 |
4 |
1.250 31.75 |
5.750 146.1 |
10.9 |
|
2 |
2.375 60.30 |
9.250 235.0 |
2.000 |
5.000 127.0 |
2.380 60.45 |
3.750 95.30 |
3.620 91.90 |
8 |
1.120 28.40 |
6.750 171.5 |
16.2 |
|
21/2 |
2.875 73.00 |
10.50 266.7 |
2.250 |
5.620 142.7 |
2.880 73.15 |
4.500 114.3 |
4.120 104.6 |
8 |
1.250 31.75 |
7.750 196.9 |
23.7 |
|
3 |
3.500 88.90 |
12.00 304.8 |
2.620 |
6.620 168.1 |
3.500 88.90 |
5.250 133.4 |
5.000 127.0 |
8 |
1.380 35.10 |
9.000 228.6 |
36.2 |
|
4 |
4.500 114.3 |
14.00 355.6 |
3.000 |
7.500 190.5 |
4.500 114.3 |
6.500 165.1 |
6.190 157.2 |
8 |
1.620 41.10 |
10.75 273.1 |
55.3 |
|
5 |
5.563 141.3 |
16.50 419.1 |
3.620 |
9.000 228.6 |
5.560 141.2 |
8.000 203.2 |
7.310 185.7 |
8 |
1.880 47.80 |
12.75 323.9 |
92.5 |
|
6 |
6.625 168.3 |
19.00 482.6 |
4.250 |
10.75 273.1 |
6.630 168.4 |
9.250 235.0 |
8.500 215.9 |
8 |
2.120 53.80 |
14.50 368.3 |
143 |
|
8 |
8.625 219.1 |
21.75 552.5 |
5.000 |
12.50 317.5 |
8.630 219.2 |
12.00 304.8 |
10.62 269.7 |
12 |
2.120 53.80 |
17.25 438.2 |
215 |
|
10 |
10.75 |
26.50 673.1 |
6.500 |
16.50 419.1 |
10.75 273.0 |
14.75 374.7 |
12.75 323.8 |
12 |
2.620 66.55 |
21.25 539.8 |
406 |
|
12 |
12.75 323.8 |
30.00 762.0 |
7.250 |
18.25 463.6 |
12.75 323.8 |
17.38 441.5 |
15.00 381.0 |
12 |
2.880 73.15 |
24.38 619.3 |
572 |
Notes:
- Dimension B corresponds to the pipe inside diameter. Values quoted assume 40S/Standard wall thickness.
- Weights are based on manufacturer’s data and are approximate.