Welcome to visit Cangzhou HENGJIA Pipeline Co., ltd.. Welcome customers to our company to negotiate business!
Current location:Home > Products > Lap-Joint FlangeText content

Lap-Joint Flange


I want to inquire >>>
Details of the introduction
A lap joint flange is very similar to a slip-on flange, with the main difference being that it has a curved radius at the bore and face to house a lap joint stub-end. Lap joint flanges and stub-end assemblies are typically used in situations where frequent dismantling is required for for inspection



Class 150 lb
Pipe Flange Data Lap Hub Drilling Data Unit Weight
Nominal
Pipe Size
A B C D R F H I J
Outside
Diameter
Overall
Diameter
Inside
Diameter
Flange
Thickness
min
Overall
Length
Lap Radius

Hub
Diameter

Number
of Holes
Bolt Hole
Diameter
Diameter
of Circle
of Holes
kg/
piece
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
1/2 0.840
21.30
3.500
88.90
0.900
22.90
0.440
11.20
0.620
15.70
0.120
3.000
1.190
30.20
4 0.620 15.70 2.380 60.45 0.38
3/4 1.050
26.70
3.880
98.60
1.110
28.20
0.500
12.70
0.620
15.70
0.120
3.000
1.500
38.10
4 0.620 15.70 2.750 69.85 0.55
1 1.315
33.40
4.250
108.0
1.380
35.10
0.560
14.20
0.690
17.50
0.120
3.000
1.940
49.30
4 0.620 15.70 3.120 79.25 0.76
1 1/4 1.660
42.20
4.620
117.3
1.720
43.70
0.620
15.70
0.810
20.60
0.190
4.800
2.310
58.70
4 0.620 15.70 3.500 88.90 1.01
1 1/2 1.900
48.30
5.000
127.0
1.970
50.00
0.690
17.50
0.880
22.40
0.250
6.400
2.560
65.00
4 0.620 15.70 3.880 98.60 1.3
2 2.375
60.30
6.000
152.4
2.460
62.50
0.750
19.10
1.000
25.40
0.310
7.900
3.060
77.70
4 0.750 19.10 4.750 120.7 2.03
2 1/2 2.875
73.00
7.000
177.8
2.970
75.40
0.880
22.40
1.120
28.40
0.310
7.900
3.560
90.40
4 0.750 19.10 5.500 139.7 3.25
3 3.500
88.90
7.500
190.5
3.600
91.40
0.940
23.90
1.190
30.20
0.380
9.700
4.250
108.0
4 0.750 19.10 6.000 152.4 3.81
31/2 4.000
101.6
8.500
215.9
4.100
104.1
0.940
23.90
1.250
31.75
0.380
9.700
4.810
122.2
8 0.750 19.10 7.000 177.8 4.76
4 4.500
114.3
9.000
228.6
4.600
116.8
0.940
23.90
1.310
33.30
0.440
11.20
5.310
134.9
8 0.750 19.10 7.500 190.5 5.25
5 5.563
141.3
10.00
254.0
5.690
114.5
0.940
23.90
1.440
36.60
0.440
11.20
6.440
163.6
8 0.880 22.40 8.500 215.9 6.02
6 6.625
168.3
11.00
279.4
6.750
171.5
1.000
25.40
1.560
39.60
0.500
12.70
7.560
192.0
8 0.880 22.40 9.500 241.3 7.4
8 8.625
219.1
13.50
342.9
8.750
222.3
1.120
28.40
1.750
44.50
0.500
12.70
9.690
246.1
8 0.880 22.40 298.5 11.75 12.1
10 10.75
273.0
16.00
406.4
10.92
277.4
1.190
30.20
1.940
49.30
0.500
12.70
12.00
304.8
12 1.000 25.40 14.25 362.0 16.4
12 12.75
323.8
19.00
482.6
12.92
328.2
1.250
31.75
2.190
55.60
0.500
12.70
14.38
365.3
12 1.000 25.40 17.00 431.8 26.1
14 14.00
355.6
21.00
533.4
14.18
360.2
1.380
35.10
3.120
79.25
0.500
12.70
15.75
400.1
12 1.120 28.40 18.75 476.3 34.5
16 16.00
406.4
23.50
596.9
16.19
411.2
1.440
36.60
3.440
87.40
0.500
12.70
18.00
457.2
16 1.120 28.40 21.25 539.8 44.6
18 18.00
457.2
25.00
635.0
18.20
462.3
1.560
39.60
3.810
96.80
0.500
12.70
19.88
505.0
16 1.250 31.75 22.75 577.9 48.7
20 20.00
508.0
27.50
698.5
20.25
514.4
1.690
42.90
4.060
103.1
0.500
12.70
22.00
558.8
20 1.250 31.75 25.00 635.0 61.6
24 24.00
609.6
32.00
812.8
24.25
616.0
1.880
47.80
4.380
111.3
0.500
12.70
26.12
663.4
20 1.380 35.10 29.50 749.3 86.6

Class 300 lb
Pipe Flange Data Lap Hub Drilling Data Unit Weight
Nominal
Pipe Size
A B C D R F H I J
Outside
Diameter
Overall
Diameter
Inside
Diameter
Flange
Thickness
min
Overall
Length
Lap Radius Hub
Diameter
Number
of Holes
Bolt Hole
Diameter
Diameter
of Circle
of Holes
kg/
piece
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
1/2 0.840
21.30
3.750
95.20
0.900
22.90
0.560
14.20
0.880
22.30
0.120
3.000
1.500
38.10
4 0.620 15.70 2.620 66.55 0.62
3/4 1.050
26.70
4.620
117.3
1.110
28.20
0.620
15.70
1.000
25.40
0.120
3.000
1.880
47.70
4 0.750 19.00 3.250 82.50 1.1
1 1.315
33.40
4.880
123.9
1.380
35.10
0.690
17.50
1.060
26.90
0.120
3.000
2.120
53.80
4 0.750 19.0 3.500 88.90 1.33
1 1/4 1.660
42.20
5.250
133.3
1.720
43.70
0.750
19.00
1.060
26.90
0.190
4.800
2.500
63.50
4 0.750 19.00 3.880 98.50 1.65
1 1/2 1.900
48.30
6.120
155.4
1.970
50.00
0.810
20.60
1.190
30.20
0.250
6.400
2.750
69.85
4 0.880 22.30 4.500 114.3 2.44
2 2.375
60.30
6.500
165.1
2.460
62.50
0.880
22.30
1.310
33.20
0.310
7.900
3.310
84.00
8 0.750 19.10 5.000 127.0 2.83
2 1/2 2.875
73.00
7.500
190.5
2.970
75.40
1.000
25.40
1.500
38.10
0.310
7.900
3.940
100.0
8 0.880 22.30 5.880 149.3 4.25
3 3.500
88.90
8.250
209.5
3.600
91.40
1.120
28.40
1.690
42.90
0.380
9.700
4.620
117.3
8 0.880 22.30 6.620 168.1 5.78
31/2 4.000
101.6
9.000
228.6
4.100
104.1
1.190
30.20
1.750
44.40
0.380
9.700
5.250
133.3
8 0.880 22.30 7.250 184.1 7.27
4 4.500
114.3
10.00
254.0
4.600
116.8
1.250
31.70
1.880
47.70
0.440
11.20
5.750
146.0
8 0.880 22.30 7.880 200.1 9.55
5 5.563
141.3
11.00
279.4
5.690
114.5
1.380
35.00
2.000
50.80
0.440
11.20
7.000
177.8
8 0.880 22.30 9.250 234.9 12.2
6 6.625
168.3
12.50
317.5
6.750
171.5
1.440
36.50
2.060
52.30
0.500
12.70
8.120
206.2
12 0.880 22.30 10.62 269.7 15.5
8 8.625
219.1
15.00
381.0
8.750
222.3
1.620
41.10
2.440
61.90
0.500
12.70
10.25
260.3
12 1.000 25.40 13.00 330.2 24.1
10 10.75
273.0
17.50
444.5
10.92
277.4
1.880
47.70
3.750
95.20
0.500
12.70
12.62
320.5
16 1.120 28.40 15.25 387.3 34.4
12 12.75
323.8
20.50
520.7
12.92
328.2
2.000
50.80
4.000
101.6
0.500
12.70
14.75
374.6
16 1.250 31.70 17.75 450.8 50.4
14 14.00
355.6
23.00
584.2
14.18
360.2
2.120
53.80
4.380
111.2
0.500
12.70
16.75
425.4
20 1.250 31.70 20.25 514.3 70.9
16 16.00
406.4
25.50
647.7
16.19
411.2
2.250
57.15
4.750
120.6
0.500
12.70
19.00
482.6
20 1.380 35.00 22.50 571.5 89.5
18 18.00
457.2
28.00
711.2
18.20
462.3
2.380
60.45
5.120
130.0
0.500
12.70
21.00
533.4
24 1.380 35.00 24.75 628.6 111
20 20.00
508.0
30.50
774.7
20.25
514.4
2.500
63.50
5.500
139.7
0.500
12.70
23.12
587.2
24 1.380 35.0 27.00 685.8 137
24 24.00
609.6
36.00
914.4
24.25
616.0
2.750
69.8
6.000
152.4
0.500
12.70
27.62
701.5
24 1.620 41.10 32.00 812.8 204

Class 400 lb
Pipe Flange Data Lap Hub Drilling Data Unit Weight
Nominal
Pipe Size
A B C D R F H I J
Outside
Diameter
Overall
Diameter
Inside
Diameter
Flange
Thickness
min
Overall
Length
Lap Radius Hub
Diameter
Number
of Holes
Bolt Hole
Diameter
Diameter
of Circle
of Holes
kg/
piece
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
1/2 0.840
21.30
3.750
95.30
0.900
22.90
0.560
14.20
0.880
22.40
0.120
3.000
1.500
38.10
4 0.620 15.70 2.620 66.55 0.72
3/4 1.050
26.70
4.620
117.3
1.110
28.20
0.620
15.70
1.000
25.40
0.120
3.000
1.880
47.80
4 0.750 19.10 3.250 82.60 1.25
1 1.315
33.40
4.880
124.0
1.380
35.10
0.690
17.50
1.060
26.90
0.120
3.000
2.120
53.80
4 0.750 19.10 3.500 88.90 1.5
1 1/4 1.660
42.20
5.250
133.4
1.720
43.70
0.810
20.60
1.120
28.40
0.190
4.800
2.500
63.50
4 0.750 19.10 3.880 98.60 2
1 1/2 1.900
48.30
6.120
155.4
1.970
50.00
0.880
22.40
1.250
31.75
0.250
6.400
2.750
69.85
4 0.880 22.40 4.500 114.3 2.92
2 2.375
60.30
6.500
165.1
2.460
62.50
1.000
25.40
1.440
36.60
0.310
7.900
3.310
84.10
8 0.750 19.10 5.000 127.0 3.55
2 1/2 2.875
73.00
7.500
190.5
2.970
75.40
1.120
28.40
1.620
41.10
0.310
7.900
3.940
100.1
8 0.880 22.40 5.880 149.4 5.23
3 3.500
88.90
8.250
209.6
3.600
91.40
1.125
31.75
1.810
46.00
0.380
9.700
4.620
117.3
8 0.880 22.40 6.620 168.1 6.95
31/2 4.000
101.6
9.000
228.6
4.100
104.1
1.380
35.10
1.940
49.30
0.380
9.700
5.250
133.4
8 1.000 25.40 7.250 184.2 8.78
4 4.500
114.3
10.00
254.0
4.600
116.8
1.380
35.10
2.000
50.80
0.440
11.20
5.750
146.1
8 1.000 25.40 7.880 200.2 10.9
5 5.563
141.3
11.00
279.4
5.690
114.5
1.500
38.10
2.120
53.80
0.440
11.20
7.000
177.8
8 1.000 25.40 9.250 235.0 13.7
6 6.625
168.3
12.50
317.5
6.750
171.5
1.620
41.10
2.250
57.15
0.500
12.70
8.120
206.2
12 1.000 25.40 10.62 269.7 18
8 8.625
219.1
15.00
381.0
8.750
222.3
1.880
47.80
2.690
68.30
0.500
12.70
10.25
260.4
12 1.120 28.40 13.00 330.2 28.3
10 10.75
273.0
17.50
444.5
10.92
277.4
2.120
53.80
4.000
101.6
0.500
12.70
12.62
320.5
16 1.250 31.75 15.25 387.4 38.8
12 12.75
323.8
20.50
520.7
12.92
328.2
2.250
57.15
4.250
108.0
0.500
12.70
14.75
374.7
16 1.380 35.10 17.75 450.9 56.6
14 14.00
355.6
23.00
584.2
14.18
360.2
2.380
60.45
4.620
117.3
0.500
12.70
16.75
425.5
20 1.380 35.10 20.25 514.4 78.6
16 16.00
406.4
25.50
647.7
16.19
411.2
2.500
63.50
5.000
127.0
0.500
12.70
19.00
482.6
20 1.500 38.10 22.50 571.5 100
18 18.00
457.2
28.00
711.2
18.20
462.3
2.620
66.55
5.380
136.7
0.500
12.70
21.00
533.4
24 1.500 38.10 24.75 628.7 122
20 20.00
508.0
30.50
774.7
20.25
514.4
2.750
69.85
5.750
146.1
0.500
12.70
23.12
587.2
24 1.620 41.10 27.00 685.8 145
24 24.00
609.6
36.00
914.4
24.25
616.0
3.000
76.20
6.250
158.8
0.500
12.70
27.62
701.5
24 1.880 47.80 32.00 812.8 217

Class 600 lb
Pipe Flange Data Lap Hub Drilling Data Unit Weight
Nominal
Pipe Size
A B C D R F H I J
Outside
Diameter
Overall
Diameter
Inside
Diameter
Flange
Thickness
min
Overall
Length
Lap Radius Hub
Diameter
Number
of Holes
Bolt Hole
Diameter
Diameter
of Circle
of Holes
kg/
piece
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
1/2 0.840
21.30
3.750
95.30
0.900
22.90
0.560
14.20
0.880
22.40
0.120
3.000
1.500
38.10
4 0.620 15.70 2.620 66.55 0.72
3/4 1.050
26.70
4.620
117.3
1.110
28.20
0.620
15.70
1.000
25.40
0.120
3.000
1.880
47.80
4 0.750 19.10 3.250 82.60 1.25
1 1.315
33.40
4.880
124.0
1.380
35.10
0.690
17.50
1.060
26.90
0.120
3.000
2.120
53.80
4 0.750 19.10 3.500 88.90 1.5
1 1/4 1.660
42.20
5.250
133.4
1.720
43.70
0.810
20.60
1.120
28.40
0.190
4.800
2.500
63.50
4 0.750 19.10 3.880 98.60 2
1 1/2 1.900
48.30
6.120
155.4
1.970
50.00
0.880
22.40
1.250
31.75
0.250
6.400
2.750
69.85
4 0.880 22.40 4.500 114.3 2.92
2 2.375
60.30
6.500
165.1
2.460
62.50
1.000
25.40
1.440
36.60
0.310
7.900
3.310
84.10
8 0.750 19.10 5.000 127.0 3.55
2 1/2 2.875
73.00
7.500
190.5
2.970
75.40
1.120
28.40
1.620
41.10
0.310
7.900
3.940
100.1
8 0.880 22.40 5.880 149.4 5.23
3 3.500
88.90
8.250
209.6
3.600
91.40
1.125
31.75
1.810
46.00
0.380
9.700
4.620
117.3
8 0.880 22.40 6.620 168.1 6.95
31/2 4.000
101.6
9.000
228.6
4.100
104.1
1.380
35.10
1.940
49.30
0.380
9.700
5.250
133.4
8 1.000 25.40 7.250 184.2 8.78
4 4.500
114.3
10.75
273.1
4.600
116.8
1.500
38.10
2.120
53.80
0.440
11.20
6.000
152.4
8 1.000 25.40 8.500 215.9 14.4
5 5.563
141.3
13.00
330.2
5.690
114.5
1.750
44.50
2.380
60.45
0.440
11.20
7.440
189.0
8 1.120 28.40 10.50 266.7 24.3
6 6.625
168.3
14.00
355.6
6.750
171.5
1.880
47.80
2.620
66.55
0.500
12.70
8.750
222.3
12 1.120 28.40 292.1 11.50 28.5
8 8.625
219.1
16.50
419.1
8.750
222.3
2.190
55.60
3.000
76.20
0.500
12.70
10.75
273.1
12 1.250 31.75 13.75 349.3 43.1
10 10.75
273.0
20.00
508.0
10.92
277.4
2.500
63.50
4.380
111.3
0.500
12.70
13.50
342.9
16 1.380 35.10 17.00 431.8 70.5
12 12.75
323.8
22.00
558.8
12.92
328.2
2.620
66.55
4.620
117.3
0.500
12.70
15.75
400.1
20 1.380 35.10 19.25 489.0 86.1
14 14.00
355.6
23.75
603.3
14.18
360.2
2.750
69.85
5.000
127.0
0.500
12.70
17.00
431.8
20 1.500 38.10 20.75 527.1 100
16 16.00
406.4
27.00
685.8
16.19
411.2
3.000
76.20
5.500
139.7
0.500
12.70
19.50
495.3
20 1.620 41.10 23.75 603.3 145
18 18.00
457.2
29.25
743.0
18.20
462.3
3.250
82.60
6.000
152.4
0.500
12.70
21.50
546.1
20 1.750 44.50 25.75 654.1 177
20 20.00
508.0
32.00
812.8
20.25
514.4
3.500
88.90
6.500
165.1
0.500
12.70
24.00
609.6
24 1.750 44.50 28.50 723.9 225
24 24.00
609.6
37.00
939.8
24.25
616.0
4.000
101.6
7.250
184.2
0.500
12.70
28.25
717.6
24 2.000 50.80 33.00 838.2 318

Class 900 lb
Pipe Flange Data Lap Hub Drilling Data Unit Weight
Nominal
Pipe Size
A B C D R F H I J
Outside
Diameter
Overall
Diameter
Inside
Diameter
Flange
Thickness
min
Overall
Length
Lap Radius Hub
Diameter
Number
of Holes
Bolt Hole
Diameter
Diameter
of Circle
of Holes
kg/
piece
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
1/2 0.840
21.30
4.750
120.6
0.900
22.90
0.880
22.30
1.250
31.70
0.120
3.000
1.500
38.10
4 0.880 22.30 3.250 82.50 1.71
3/4 1.050
26.70
5.120
130.0
1.110
28.20
1.000
25.40
1.380
35.00
0.120
3.000
1.750
44.40
4 0.880 22.30 3.500 88.90 2.3
1 1.315
33.40
5.880
149.3
1.380
35.10
1.120
28.40
1.620
41.10
0.120
3.000
2.060
52.30
4 1.000 25.40 4.000 101.6 3.4
1 1/4 1.660
42.20
6.250
158.7
1.720
43.70
1.120
28.40
1.620
41.10
0.190
4.800
2.500
63.50
4 1.000 25.40 4.380 111.2 3.85
1 1/2 1.900
48.30
7.000
177.8
1.970
50.00
1.250
31.70
1.750
44.40
0.250
6.400
2.750
69.85
4 1.120 28.40 4.880 123.9 5.28
2 2.375
60.30
8.500
215.9
2.460
62.50
1.500
38.10
2.250
57.15
0.310
7.900
4.120
104.6
8 1.000 25.40 6.500 165.1 9.78
2 1/2 2.875
73.00
9.620
244.3
2.970
75.40
1.620
41.10
2.500
63.50
0.310
7.900
4.880
123.9
8 1.120 28.40 7.500 190.5 13.6
3 3.500
88.90
9.500
241.3
3.600
91.40
1.500
38.10
2.120
53.80
0.380
9.700
5.000
127.0
8 1.000 25.40 7.500 190.5 11.3
4 4.500
114.3
11.50
292.1
4.600
116.8
1.750
44.40
2.750
69.85
0.440
11.20
6.250
158.7
8 1.250 31.70 9.250 234.9 19.2
5 5.563
141.3
13.75
349.2
5.690
114.5
2.000
50.80
3.120
79.25
0.440
11.20
7.500
190.5
8 1.380 35.00 279.4 11.00 31.2
6 6.625
168.3
15.00
381.0
6.750
171.5
2.190
55.60
3.380
85.80
0.500
12.70
9.250
234.9
12 1.250 31.70 12.50 317.5 40.5
8 8.625
219.1
18.50
469.9
8.750
222.3
2.500
63.50
4.500
114.3
0.500
12.70
11.75
298.4
12 1.500 38.10 15.50 393.7 71.5
10 10.75
273.0
21.50
546.1
10.92
277.4
2.750
69.85
5.000
127.0
0.500
12.70
14.50
368.3
16 1.500 38.10 18.50 469.9 104
12 12.75
323.8
24.00
609.6
12.92
328.2
3.120
79.25
5.620
142.7
0.500
12.70
16.50
419.1
20 1.500 38.10 21.00 533.4 139
14 14.00
355.6
25.25
641.3
14.18
360.2
3.380
85.80
6.120
155.4
0.500
12.70
17.75
450.8
20 1.620 41.10 22.00 558.8 161
16 16.00
406.4
27.75
704.8
16.19
411.2
3.500
88.90
6.500
165.1
0.500
12.70
20.00
508.0
20 1.750 44.40 24.25 615.9 194
18 18.00
457.2
31.00
787.4
18.20
462.3
4.000
101.6
7.500
190.5
0.500
12.70
22.25
565.1
20 2.000 50.80 27.00 685.8 267
20 20.00
508.0
33.75
857.2
20.25
514.4
4.250
107.9
8.250
209.5
0.500
12.70
24.50
622.3
20 2.120 53.80 29.50 749.3 334
24 24.00
609.6
41.00
1041.4
24.25
616.0
50.50
139.7
10.50
266.7
0.500
12.70
29.50
749.3
20 2.620 66.55 35.50 901.7 618

Class 1500 lb
Pipe Flange Data Lap Hub Drilling Data Unit Weight
Nominal
Pipe Size
A B C D R F H I J
Outside
Diameter
Overall
Diameter
Inside
Diameter
Flange
Thickness
min
Overall
Length
Lap Radius Hub
Diameter
Number
of Holes
Bolt Hole
Diameter
Diameter
of Circle
of Holes
kg/
piece
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
1/2 0.840
21.30
4.750
120.6
0.900
22.90
0.880
22.30
1.250
31.70
0.120
3.000
1.500
38.10
4 0.880 22.30 3.250 82.50 1.71
3/4 1.050
26.70
5.120
130.0
1.110
28.20
1.000
25.40
1.380
35.00
0.120
3.000
1.750
44.40
4 0.880 22.30 3.500 88.90 2.3
1 1.315
33.40
5.880
149.3
1.380
35.10
1.120
28.40
1.620
41.10
0.120
3.000
2.060
52.30
4 1.000 25.40 4.000 101.6 3.4
1 1/4 1.660
42.20
6.250
158.7
1.720
43.70
1.120
28.40
1.620
41.10
0.190
4.800
2.500
63.50
4 1.000 25.40 4.380 111.2 3.85
1 1/2 1.900
48.30
7.000
177.8
1.970
50.00
1.250
31.70
1.750
44.40
0.250
6.400
2.750
69.85
4 1.120 28.40 4.880 123.9 5.28
2 2.375
60.30
8.500
215.9
2.460
62.50
1.500
38.10
2.250
57.15
0.310
7.900
4.120
104.6
8 1.000 25.40 6.500 165.1 9.78
2 1/2 2.875
73.00
9.620
244.3
2.970
75.40
1.620
41.10
2.500
63.50
0.310
7.900
4.880
123.9
8 1.120 28.40 7.500 190.5 13.6
3 3.500
88.90
10.50
266.7
3.600
91.40
1.880
47.70
2.880
73.15
0.380
9.700
5.250
133.3
8 1.250 31.70 8.000 203.2 17.8
4 4.500
114.3
12.25
311.1
4.600
116.8
2.120
53.80
3.560
90.40
0.440
11.20
6.380
162.0
8 1.380 35.00 9.500 241.3 27.5
5 5.563
141.3
14.75
374.6
5.690
114.5
2.880
73.15
4.120
104.6
0.440
11.20
7.750
196.8
8 1.620 41.10 292.1 11.50 51.5
6 6.625
168.3
15.50
399.7
6.750
171.5
3.250
82.50
4.690
119.1
0.500
12.70
9.000
228.6
12 1.500 38.10 12.50 317.5 62
8 8.625
219.1
19.00
482.6
8.750
222.3
3.620
91.90
5.620
142.7
0.500
12.70
11.50
292.1
12 1.750 44.40 15.50 393.7 105
10 10.75
273.0
23.00
584.2
10.92
277.4
4.250
107.9
7.000
177.8
0.500
12.70
14.50
368.3
12 2.000 50.80 19.00 482.6 179
12 12.75
323.8
26.50
673.1
12.92
328.2
4.880
123.9
8.620
218.9
0.500
12.70
17.75
450.8
16 2.120 53.80 22.50 571.5 269
14 14.00
355.6
29.50
749.3
14.18
360.2
5.250
133.3
9.500
241.3
0.500
12.70
19.50
495.3
16 2.380 60.45 25.00 635.0 365
16 16.00
406.4
32.50
825.5
16.19
411.2
5.750
146.0
10.25
260.3
0.500
12.70
21.75
552.4
16 2.620 66.55 27.75 704.8 459
18 18.00
457.2
36.00
914.4
18.20
462.3
6.380
162.0
10.88
276.3
0.500
12.70
23.50
596.9
16 2.880 73.15 30.50 774.7 598
20 20.00
508.0
38.75
984.2
20.25
514.4
7.000
177.8
11.50
292.1
0.500
12.70
25.25
641.3
16 3.120 79.25 32.75 831.8 712
24 24.00
609.6
46.00
1168.4
24.25
616.0
8.000
203.2
13.00
330.2
0.500
12.70
30.00
762.0
16 3.620 91.90 39.00 990.6 1090

Class 2500 lb
Pipe Flange Data Lap Hub Drilling Data Unit Weight
Nominal
Pipe Size
A B C D R F H I J
Outside
Diameter
Overall
Diameter
Inside
Diameter
Flange
Thickness
min
Overall
Length
Lap Radius Hub
Diameter
Number
of Holes
Bolt Hole
Diameter
Diameter
of Circle
of Holes
kg/
piece
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
in
mm
1/2 0.840
21.30
5.255
133.4
0.900
22.90
1.190
30.20
1.560
39.60
0.120
3.000
1.690
42.90
4 0.880 22.40 3.500 88.90 2.92
3/4 1.050
26.70
5.500
139.7
1.110
28.20
1.250
31.75
1.690
42.90
0.120
3.000
2.000
50.80
4 0.880 22.40 3.750 95.30 3.4
1 1.315
33.40
6.250
158.8
1.380
35.10
1.380
35.10
1.880
47.80
0.120
3.000
2.250
57.15
4 1.000 25.40 4.250 108.0 4.77
1 1/4 1.660
42.20
7.250
184.2
1.720
43.70
1.500
38.10
2.060
52.30
0.190
4.800
2.880
73.15
4 1.120 28.40 5.120 130.0 7.08
1 1/2 1.900
48.30
8.000
203.2
1.970
50.00
1.750
44.50
2.380
60.45
0.250
6.400
3.120
79.25
4 1.250 31.75 5.750 146.1 9.93
2 2.375
60.30
9.250
235.0
2.460
62.50
2.000
50.80
2.750
69.85
0.310
7.900
3.750
95.30
8 1.120 28.40 6.750 171.5 14.7
2 1/2 2.875
73.00
10.50
266.7
2.970
75.40
2.250
57.15
3.120
79.25
0.310
7.900
4.500
114.3
8 1.250 31.75 7.750 196.9 21.3
3 3.500
88.90
12.00
304.8
3.600
91.40
2.620
66.55
3.620
91.90
0.380
9.700
5.250
133.4
8 1.380 35.10 9.000 228.6 32.3
4 4.500
114.3
14.00
355.6
4.600
116.8
3.000
76.20
4.250
108.0
0.440
11.20
6.500
165.1
8 1.620 41.10 10.75 273.1 52.5
5 5.563
141.3
16.50
419.1
5.690
114.5
3.620
91.90
5.120
130.0
0.440
11.20
8.000
203.2
8 1.880 47.80 12.75 323.9 82.6
6 6.625
168.3
19.00
482.6
6.750
171.5
4.250
108.0
6.000
152.4
0.500
12.70
9.250
235.0
8 2.120 53.80 14.50 368.3 127
8 8.625
219.1
21.75
552.5
8.750
222.3
5.000
127.0
7.000
177.8
0.500
12.70
12.00
304.8
12 2.120 53.80 17.25 438.2 186
10 10.75
273.0
26.50
673.1
10.92
277.4
6.500
165.1
9.000
228.6
0.500
12.70
14.75
374.7
12 2.620 66.55 21.25 539.8 352
12 12.75
323.8
30.00
762.0
12.92
328.2
7.250
184.2
10.00
254.0
0.500
12.70
17.38
441.5
12 2.880 73.15 24.38 619.3 501

Notes
- Weights are based on manufacturer’s data and are approximate.
Click times:43Release time:4/18/2017 【Print】【Close
Previous:Lap-Joint Flange
Next:Seamless Steel Pipe
Share to: