Flanges Class 150 300 600 900 1500 2500 lbs Ansi b16.5 flange table chart, Industrial Flanges Wall Thickness.

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TECHNICAL INFO

FLANGE WALL THICKNESS

NOMINAL WALL THICKNESS 
Nom Pipe SizeODSch 10Sch 20Sch 30STD WallSch 40Sch 60EXT HvySch 80Sch 100Sch 120Sch 140Sch 160XX Hvy
½0.840.083……..……..0.1090.109……..0.1470.147……..……..……..0.1880.294
¾1.050.083……..……..0.1130.113……..0.1540.154……..……..……..0.2190.308
11.3150.109……..……..0.1330.133……..0.1790.179……..……..……..0.250.358
1 ¼1.660.109……..……..0.140.14……..0.1910.191……..……..……..0.250.382
1 ½1.90.109……..……..0.1450.145……..0.20.2……..……..……..0.2810.4
22.3750.109……..……..0.1540.154……..0.2180.218……..……..……..0.3440.436
2 ½2.8750.12……..……..0.2030.203……..0.2760.276……..……..……..0.3750.552
33.50.12……..……..0.2160.216……..0.30.3……..……..……..0.4380.6
3 ½40.12……..……..0.2260.226……..0.3180.318……..……..……..……..0.636
44.50.12……..……..0.2370.237……..0.3370.337……..0.438……..0.5310.674
55.5630.134……..……..0.2580.258……..0.3750.375……..0.5……..0.6250.75
66.6250.134……..……..0.280.28……..0.4320.432……..0.562……..0.7190.864
88.6250.1480.250.2770.3220.3220.4060.50.50.5940.7190.8120.9060.875
1010.750.1650.250.3070.3650.3650.50.50.5940.7190.84411.1251
1212.750.180.250.330.3750.4060.5620.50.6880.84411.1251.3121
14140.250.3120.3750.3750.4380.5940.50.750.9381.0941.251.406……..
16160.250.3120.3750.3750.50.6560.50.8441.0311.2191.4381.594……..
18180.250.3120.4380.3750.5620.750.50.9381.1561.3751.5621.781……..
20200.250.3750.50.3750.5940.8120.51.0311.2811.51.751.969……..
22220.25……..……..0.375……..……..0.5……..……..……..……..……..……..
24240.250.3750.5620.3750.6880.9690.51.2191.5311.8122.0622.344……..
2626……..……..……..0.375……..……..0.5……..……..……..……..……..……..
30300.3120.50.6250.375……..……..0.5……..……..……..……..……..……..
36360.3120.50.6250.3750.75……..0.5……..……..……..……..……..……..
4040……..……..……..0.375……..……..0.5……..……..……..……..……..……..
4242……..……..……..0.375……..……..0.5……..……..……..……..……..……..
4848……..……..……..0.375……..……..0.5……..……..……..……..……..……..

DIMENSION OF FORGED FLANGES ANSI B 16.5

Flanges Class 150 300 600 900 1500 2500 lbs Ansi b16.5 flange table chart, Industrial Flanges Wall Thickness

CLASS 150 LBS

Normal
pipe
size
Outside
dia. of
flange
Minimum
thickness
of flange
Overall         Length
Bolt 
Circle
No. and
Size of
Holes
O.D. of
raised
face
Welding
neck
Slip-on
& socket
welding
Lap Joint
O
Q
Y
Diam.
No.
dia.
R
1/2
89
11.2
47.6
15.9
15.9
60.5
4
15
35
3/4
98.6
12.7
52.3
15.7
15.7
69.8
4
16
42.9
1
108
14.3
55.6
17.5
17.5
79.5
4
15
51
1.1/4
117
15.9
57.2
20.6
20.6
89.0
4
15
64
1.1/2
127
17.5
61.9
22.2
22.2
98.5
4
15
73
2
152
19.1
63.5
25.4
25.4
120.5
4
19
92
2.1/2
178
22.3
69.8
28.6
28.6
139.5
4
19
105
3
190
23.9
69.8
30.2
30.2
152.5
4
19
127
3.1/2
216
23.9
71.4
31.8
31.8
178.0
8
19
140
4
229
23.9
86.2
33.3
33.3
190.5
8
19
157
5
254
23.9
88.9
36.5
36.5
216.0
8
22
186
6
279
25.4
88.9
39.7
39.7
241.5
8
22
216
8
343
28.6
101.6
44.4
44.4
298.5
8
22
270
10
406
30.2
101.6
49.2
49.2
362.0
12
25
324
12
483
31.8
114.3
55.6
55.6
432.0
12
25
381
14
533
35.0
127.0
57.2
79.4
476.0
12
29
413
16
597
36.6
127.0
63.5
87.3
539.5
16
29
470
18
635
39.7
139.7
68.3
96.8
578.0
16
32
533
20
698
42.9
144.5
73.0
103.2
635.0
20
32
584
24
813
47.7
152.4
82.6
111.1
749.5
20
35
692

 

Flanges Class 150 300 600 900 1500 2500 lbs Ansi b16.5 flange table chart, Industrial Flanges Wall Thickness

CLASS 300 LBS

Normal
pipe
size
Outside
dia. of
flange
Minimum
thickness
of flange
Overall Length
Bolt 
Circle
No. and 
Size of
Holes
O.D. of
raised
face
Welding 
neck
Slip-on
& socket
welding
Lap Joint
O
Q
Y
Diam.
No.
dia.
R
1/2
95
14.3
52.4
22.2
22.2
666.5
4
15
35
3/4
117
15.9
57.2
25.4
25.4
82.4
4
19
43
1
124
17.5
61.9
27.0
27.0
89.0
4
19
51
1-1/4
133
19.1
65.1
27.0
27.0
98.5
4
19
64
1-1/2
156
20.7
68.3
30.2
30.2
114.5
4
22
73
2
165
22.3
69.8
33.3
33.3
127.0
8
19
92
2-1/2
190
25.4
76.2
38.1
38.1
149.0
8
22
105
3
210
28.6
79.4
42.9
42.9
168.0
8
22
127
4
254
318
85.7
47.6
47.6
200.0
8
22
157
5
279
35.0
98.4
50.8
50.8
235.0
8
22
186
6
313
36.6
98.4
52.4
52.4
270.0
12
22
216
6
381
413
111.1
61.9
91.9
330.0
12
25
270
10
444
47.7
117.5
66.7
95.3
387.5
16
29
324
12
521
50.8
130.2
73.0
101.6
451.0
16
32
381
14
584
54.0
142.9
76.2
111.1
514.5
20
32
413
16
648
57.2
146.0
82.6
120.7
571.5
20
35
470
18
711
60.4
158.8
88.9
130.2
628.5
24
35
533
20
775
63.5
161.9
95.2
139.7
686.0
24
35
584
24
914
69.9
168.3
106.4
152.4
843.0
24
41
692

 

CLASS 600 LBS

Flanges Class 150 300 600 900 1500 2500 lbs Ansi b16.5 flange table chart, Industrial Flanges Wall Thickness

Normal
pipe
size
Outside
dia. of
flange
Minimum
thickness of
flange
Overall Length
Bolt Circle
No. and
Size of
Holes
O.D. of
raised
face
Welding neck
Slip-on 
& socket
welding
Lap Joint
O
Q
Y
Diam.
No.
dia.
R
1/2
95
14.3
52.4
22.2
22.2
66.5
4
15
35
3/4
117
15.9
57.2
25.4
25.4
82.5
4
19
43
1
124
17.5
61.9
27.0
27.0
89.0
4
19
51
1-1/4
133
20.7
66.7
28.6
28.6
98.5
4
19
64
1-1/2
156
22.3
69.8
31.8
31.8
114.5
4
22
73
2
165
25.4
73.0
36.5
36.5
127.0
8
19
92
2-1/2
190
28.6
79.4
41.3
41.3
149.0
8
22
105
3
210
31.8
82.6
46.0
46.0
168.0
8
22
127
3-1/2
229
35.0
85.7
49.2
49.2
184.0
8
25
140
4
273
38.1
101.6
54.0
54.0
216.0
8
25
157
5
330
44.5
114.3
60.3
60.3
266.5
8
29
186
6
356
47.7
117.5
66.7
66.7
292.0
12
29
216
8
419
55.6
133.4
76.2
76.2
349.0
12
32
270
10
508
63.5
152.4
85.7
115.1
432.0
16
85
324
12
559
66.7
155.6
92.1
111.1
489.0
20
35
381
14
603
69.9
165.1
93.7
117.5
527.0
20
38
413
16
686
76.2
177.8
106.4
127.0
603.0
20
41
470
18
743
82.6
184.2
117.6
139.7
654.0
20
45
533
20
813
88.9
190.5
127.0
165.1
724.0
24
45
584
24
940
101.6
203.2
139.7
184.2
838.0
24
51
692

 

CLASS 900 LBS

Flanges Class 150 300 600 900 1500 2500 lbs Ansi b16.5 flange table chart, Industrial Flanges Wall Thickness

Normal
pipe
size
Outside
dia. of
flange
Minimum
thickness of
flange
Overall Length
Bolt Circle
No. and
Size of
Holes
O.D. of
raised
face
Welding neck
Slip-on 
& socket
welding
Lap Joint
O
Q
Y
Diam.
No.
dia.
R
1/2
95
14.3
52.4
22.2
22.2
66.5
4
15
35
3/4
117
15.9
57.2
25.4
25.4
82.5
4
19
43
1
124
17.5
61.9
27.0
27.0
89.0
4
19
51
1-1/4
133
20.7
66.7
28.6
28.6
98.5
4
19
64
1-1/2
156
22.3
69.8
31.8
31.8
114.5
4
22
73
2
165
25.4
73.0
36.5
36.5
127.0
8
19
92
2-1/2
190
28.6
79.4
41.3
41.3
149.0
8
22
105
3
210
31.8
82.6
46.0
46.0
168.0
8
22
127
3-1/2
229
35.0
85.7
49.2
49.2
184.0
8
25
140
4
273
38.1
101.6
54.0
54.0
216.0
8
25
157
5
330
44.5
114.3
60.3
60.3
266.5
8
29
186
6
356
47.7
117.5
66.7
66.7
292.0
12
29
216
8
419
55.6
133.4
76.2
76.2
349.0
12
32
270
10
508
63.5
152.4
85.7
115.1
432.0
16
85
324
12
559
66.7
155.6
92.1
111.1
489.0
20
35
381
14
603
69.9
165.1
93.7
117.5
527.0
20
38
413
16
686
76.2
177.8
106.4
127.0
603.0
20
41
470
18
743
82.6
184.2
117.6
139.7
654.0
20
45
533
20
813
88.9
190.5
127.0
165.1
724.0
24
45
584
24
940
101.6
203.2
139.7
184.2
838.0
24
51
692

 

CLASS 1500 LBS

Flanges Class 150 300 600 900 1500 2500 lbs Ansi b16.5 flange table chart, Industrial Flanges Wall Thickness

Normal
pipe
size
Outside
dia. of
flange
Minimum 
thickness
of flange
Overall          Length
Bolt 
Circle
No. and
Size of 
Holes
O.D. 
of raised
face
Welding
neck
Slip-on
& 
socket 
welding
Lap 
Joint
O
Q
Y
Diam.
No.
dia.
R
1/2
121
22.3
60.3
31.8
31.8
82.5
4
22
35
3/4
130
25.4
69.8
34.9
34.9
89.0
4
22
43
1
149
28.6
73.0
41.3
41.3
101.5
4
25
51
1-1/4
159
28.6
73.0
41.3
41.3
111.0
4
25
64
1-1/2
178
31.8
82.6
44.4
44.4
124.0
4
29
73
2
216
38.1
101.6
57.2
57.2
165.0
8
25
92
2-1/2
244
41.3
104.8
63.5
63.5
190.5
8
29
105
3
267
47.7
117.5
73.0
73.0
203.0
8
32
127
3-1/2
4
311
54.0
123.8
90.5
90.5
241.5
8
35
157
5
375
73.1
155.5
104.8
104.8
292.0
8
41
186
6
394
82.6
171.4
119.1
119.1
317.5
12
38
216
8
483
92.1
212.7
142.9
142.9
393.5
12
45
270
10
584
108.0
254.0
158.8
177.8
482.5
12
51
324
12
673
123.9
282.9
181.0
219.1
571.5
16
54
381
14
749
133.4
298.4
-----
241.3
635.0
16
60
413
16
826
146.1
311.2
-----
260.4
705.0
16
51
470
18
914
162.0
327.0
------
276.2
474.5
16
73
538
20
984
117.8
355.4
-----
292.1
832.0
16
80
584
24
1168
203.2
406.4
-----
330.2
990.5
16
92
692

 

CLASS 2500 LBS

Flanges Class 150 300 600 900 1500 2500 lbs Ansi b16.5 flange table chart, Industrial Flanges Wall Thickness

Normal
pipe
size
Outside
dia. of
flange
Minimum
thickness
of flange
Overall          Length
Bolt
Circle
No. and
Size of
Holes
O.D. of
raised
face
Welding
neck
Slip-on
&
socket
welding
Lap
Joint
O
Q
Y
Diam.
No.
dia.
R
1/2
133.4
30.2
73.0
39.7
39.7
88.9
4
22
34.9
3/4
139.7
31.8
79.4
42.9
42.9
95.3
4
22
42.9
1
158.8
34.9
88.9
47.6
47.6
108.0
4
25
50.8
1-1/4
184.2
38.1
95.3
52.4
52.4
130.2
4
29
63.5
1-1/2
203.2
44.5
111.1
60.3
60.3
146.0
4
32
73.0
2
235.0
50.8
127.0
69.9
69.9
171.5
8
29
92.1
2-1/2
266.7
57.2
142.9
79.4
79.4
196.9
8
32
104.8
3
304.8
66.7
168.3
92.1
92.1
228.6
8
35
127.0
3-1/2
4
355.6
76.2
190.5
108.0
108.0
273.0
8
41
157.2
5
419.1
92.1
228.6
130.2
130.2
323.9
8
48
185.7
6
482.6
108.0
273.1
152.4
152.4
268.3
8
54
215.9
8
552.5
127.0
317.5
177.8
177.8
438.2
12
54
269.9
10
673.1
165.1
419.1
228.6
228.6
539.8
12
67
323.9
12
762.0
184.2
463.6
254.0
254.0
619.1
12
73
381.03
14
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DIMENSIONS AND OTHER SPECIFICATION AS PER CUSTOMER REQUIRMENT ARE AVAILABLE ON REQUEST. 

Flanges Class 150 300 600 900 1500 2500 lbs Ansi b16.5 flange table chart, Industrial Flanges Wall Thickness


Flanges Class 150 300 600 900 1500 2500 lbs Ansi b16.5 flange table chart, Industrial Flanges Wall Thickness


Flanges Class 150 300 600 900 1500 2500 lbs Ansi b16.5 flange table chart, Industrial Flanges Wall Thickness