Today we are one of the most prominent manufacturers, suppliers and wholesalers and distributors of Screwed Flanges. Started with some amazingly customized requirement of the client we strongly provide these flanges to many industries like oil, gas, petrochemicals and other liquids. More than 100 multinational companies get the best and high quality service from Pipe Fittings Supplier.
These flanges specifications are very essential when any customer require any kind of differentiation in size or other standards. Each screwed flanges are mentioned by standards like ASTM A182 – ASME SA182, ASME B16.5 and MSS SP-6. Pressure Class like 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, and 2500 LBS. The different types of flanges forms include Weld Neck Flanges – WNRF, Slip on Raise Face – SORF, Screwed (Threaded) Flanges, Long Weld Neck Flanges, and Reducing. For Stainless Steel Forged Flanges standards include ASTM A182 F202, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 316LN, 310S, 317L, 321, 410, 420, 440C, 202. F904L. Carbon Steel Forged Flanges standards include A-350 LF2 LF3, A105. For Duplex Steel Forged Flanges the standard includes ASTM / ASME SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61 and Alloy Steel Forged Flanges the standards are as ASTM A182 F1, F5, F9, F11, F22, and F91.
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Pipe Fitting Suppliers is India’s best manufacturers, supplier and wholesalers’ distributors of Expander Flange. UAE, Saudi Arabia, Kuwait, Qatar, Egypt, Turkey, Oman, Africa, Malaysia & many countries in USA & Europe are the main market where our products are exported and supplied regularly. We are an ISO 9001, 14001, OHSAS 18001 with PED 97/23/EC approved Supplier & Exporter of Industrial raw materials. Being at No. 1 we started with effective and successful product service in the year 1992. Along with types of flanges we also manufacture and export Pipe Elbow, Pipe Tee, Pipe Cross, Lap Joints, Butt-Weld Pipes and many more.
We are also award winner for being the best international Supplier & Exporter of industrial stainless steel piping materials for different piping solution. All our product ranges are tested on different parameter for excellent product value in the market. Our business networks are beneficial to more than 600 reputed organizations in more than 30+ countries from last 25 years with 95% of customer retention. Today we are leading the market with best and top Screwed Flanges around the world.
Specification Screwed Flanges
| Product Type | 1/8″ NB TO 48″NB. |
|---|---|
| Size | 1/8″ NB TO 48″NB. |
| Pressure Class | 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS |
| Material | Stainless Steel Forged Flanges: ASTM A182 F202, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 316LN, 310S, 317L, 321, 410, 420, 440C, 202. F904LCarbon Steel Forged Flanges: A-350 LF2 LF3, A105Duplex Steel Forged Flanges: ASTM / ASME SA 182 F 44 , F 45 , F51 , F 53 , F 55 , F 60 , F 61.Alloy Steel Forged Flanges: ASTM A182 F1, F5, F9, F11, F22, F91
Special Alloy Forged Flanges: Duplex, Super Duplex, High Nickel Alloys High Nickel Alloy Forged Flanges: Cupro Nickel (90/10, 70/30, 66/30/2/2), Hastelloy (C-4, C-22, C276, B-2), Nickel (200 / 201 / 205), Monel 400 & K500), Inconel (600, 601, 625 & 825), Incolloy (800, 800H), Alloy 20, Duplex Steel, SS 904L, Titanium (1 & 2) Etc. |
| Flanges Forms | Weld Neck Flanges – WNRF, Slip On Raise Face – SORF,Screwed (Threaded) Flanges, Long Weld Neck Flanges, Reducing. |
Standards
- ASTM A182 – ASME SA182 – Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings’
- ASME B16.5- Pipe Flanges and Flanged Fittings’
- MSS SP-6 – Standard Finishes for Contact Faces of Pipe Flanges and Connecting End Flanges of Valves and Fittings’
ASME/ ANSI B16.5 Threaded Pipe Flanges Manufacturing Materials :
| Dimensions | Base Material | Pressure Rating |
|---|---|---|
| ASME B16.5 | ASTM A182 (Forgings) ASTM A240 (Plate) | 150#. 300#. 400#. 600#. 900#. 1500#. 2500#. |
| API 605 | ASTM A182 (Forgings) ASTM A240 (Plate) | 150#. 300#. 400#. 600#. 900#. 1500#. 2500#. |
| ASME B16.47series A & B | ASTM A182 (Forgings) ASTM A240 (Plate) | 150#. 300#. 400#. 600#. 900#. 1500#. 2500#. |
| EN1092-1 | ASTM A182 (Forgings) | PN2.5. PN6. PN10. PN16. PN25. PN40. PN63. PN100. PN160. PN250. PN320. PN400. |
| BS4504 | BS970 (Bar)ASTM A240 (Plate) ASTM A182 (Forgings) | PN2.5. PN6. PN10. PN16. PN25. PN40. PN63. PN100. PN160. |
| BS10 | BS970 (Bar)ASTM A240 (Plate) ASTM A182 (Forgings) |
ANSI B16.5 Screwed Flanges Dimensions & Weight Chart :
Dimensions of Screwed Flanges – Class 150 Lbs
| Drilling | ||||||||
|---|---|---|---|---|---|---|---|---|
| Nominal Bore Threaded Flanges | Dia.(D) | Thick.(E) | Dia.(F) | Dia.(B) | Height1(H) | Nbr | Holes | Dia.(C) |
|
1/2″
|
90
|
9.6
|
35.05
|
30
|
14
|
4
|
15.87
|
60.3
|
|
3/4″
|
100
|
11.2
|
42.92
|
38
|
14
|
4
|
15.87
|
69.9
|
|
1″
|
110
|
12.7
|
50.80
|
49
|
16
|
4
|
15.87
|
79.4
|
|
1 1/4″
|
115
|
14.3
|
63.50
|
59
|
19
|
4
|
15.87
|
88.9
|
|
1 1/2″
|
125
|
15.9
|
73.15
|
65
|
21
|
4
|
15.87
|
98.4
|
|
2″
|
150
|
17.5
|
91.94
|
78
|
24
|
4
|
19.05
|
120.7
|
|
2 1/2″
|
180
|
20.7
|
104.65
|
90
|
27
|
4
|
19.05
|
139.7
|
|
3″
|
190
|
22.3
|
127.00
|
108
|
29
|
4
|
19.05
|
152.4
|
|
3 1/2″
|
215
|
22.3
|
139.70
|
122
|
30
|
8
|
19.05
|
177.8
|
|
4″
|
230
|
22.3
|
157.22
|
135
|
32
|
8
|
19.05
|
190.5
|
|
5″
|
255
|
22.3
|
185.67
|
164
|
35
|
8
|
22.22
|
215.9
|
|
6″
|
280
|
23.9
|
215.90
|
192
|
38
|
8
|
22.22
|
241.3
|
|
8″
|
345
|
27.0
|
269.75
|
246
|
43
|
8
|
22.22
|
298.5
|
|
10″
|
405
|
28.6
|
323.85
|
305
|
48
|
12
|
25.40
|
362.0
|
|
12″
|
485
|
30.2
|
381.00
|
365
|
54
|
12
|
25.40
|
431.8
|
|
14″
|
535
|
33.4
|
412.75
|
400
|
56
|
12
|
28.57
|
476.3
|
|
16″
|
595
|
35.0
|
469.90
|
457
|
62
|
16
|
28.57
|
539.8
|
|
18″
|
635
|
38.1
|
533.40
|
505
|
67
|
16
|
31.75
|
577.9
|
|
20″
|
700
|
41.3
|
584.20
|
559
|
71
|
20
|
31.75
|
635.0
|
|
24″
|
815
|
46.1
|
692.15
|
663
|
81
|
20
|
34.92
|
749.3
|
The dimensions are in millimeters
Dimensions of Screwed Flanges – Class 300 Lbs
| Drilling | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Nominal Bore Threaded Flanges | Dia.(D) | Thick.(E) | Dia.(F) | Dia.(B) | Dia.(A) | Height1(H) | Nbr | Holes | Dia.(C) |
|
1/2″
|
95
|
12.7
|
35.05
|
38
|
23.6
|
21
|
4
|
15.87
|
66.7
|
|
3/4″
|
115
|
14.3
|
42.92
|
48
|
29.0
|
24
|
4
|
19.05
|
82.6
|
|
1″
|
125
|
15.9
|
50.80
|
54
|
35.8
|
25
|
4
|
19.05
|
88.9
|
|
1 1/4″
|
135
|
17.5
|
63.50
|
64
|
44.4
|
25
|
4
|
19.05
|
98.4
|
|
1 1/2″
|
155
|
19.1
|
73.15
|
70
|
50.3
|
29
|
8
|
22.22
|
114.3
|
|
2″
|
165
|
20.7
|
91.94
|
84
|
63.5
|
32
|
8
|
19.05
|
127.0
|
|
2 1/2″
|
190
|
23.9
|
104.65
|
100
|
76.2
|
37
|
8
|
22.22
|
149.2
|
|
3″
|
210
|
27.0
|
127.00
|
117
|
92.2
|
41
|
8
|
22.22
|
168.3
|
|
3 1/2″
|
230
|
28.6
|
139.70
|
133
|
104.9
|
43
|
8
|
22.22
|
184.2
|
|
4″
|
255
|
30.2
|
157.22
|
146
|
117.6
|
46
|
8
|
22.22
|
200.0
|
|
5″
|
280
|
33.4
|
185.67
|
178
|
144.4
|
49
|
8
|
22.22
|
235.0
|
|
6″
|
320
|
35.0
|
215.90
|
206
|
171.4
|
51
|
12
|
22.22
|
269.9
|
|
8″
|
380
|
39.7
|
269.75
|
260
|
222.2
|
60
|
12
|
25.40
|
330.2
|
|
10″
|
445
|
46.1
|
323.85
|
321
|
276.2
|
65
|
16
|
28.57
|
387.4
|
|
12″
|
520
|
49.3
|
381.00
|
375
|
328.6
|
71
|
16
|
31.75
|
450.8
|
|
14″
|
585
|
52.4
|
412.75
|
425
|
360.4
|
75
|
20
|
31.75
|
514.4
|
|
16″
|
650
|
55.6
|
469.90
|
483
|
411.2
|
81
|
20
|
34.92
|
571.5
|
|
18″
|
710
|
58.8
|
533.40
|
533
|
462.0
|
87
|
24
|
34.92
|
628.6
|
|
20″
|
775
|
62.0
|
584.20
|
587
|
512.8
|
94
|
24
|
34.92
|
685.8
|
|
24″
|
915
|
68.3
|
692.15
|
702
|
614.4
|
105
|
24
|
41.27
|
812.8
|
The dimensions are in millimeters
Dimensions of Screwed Flanges – Class 600 Lbs
| Drilling | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Nominal Bore Threaded Flanges | Dia.(D) | Thick.(E) | Dia.(F) | Dia.(B) | Dia.(A) | Height1(H) | Nbr | Holes | Dia.(C) |
|
1/2″
|
95
|
14.3
|
35.05
|
38
|
23.6
|
22
|
4
|
15.87
|
66.7
|
|
3/4″
|
115
|
15.9
|
42.92
|
48
|
29.0
|
25
|
4
|
19.05
|
82.6
|
|
1″
|
125
|
17.5
|
50.80
|
54
|
35.8
|
27
|
4
|
19.05
|
88.9
|
|
1 1/4″
|
135
|
20.7
|
63.50
|
64
|
44.4
|
29
|
4
|
19.05
|
98.4
|
|
1 1/2″
|
155
|
22.3
|
73.15
|
70
|
50.6
|
32
|
4
|
22.22
|
114.3
|
|
2″
|
165
|
25.4
|
91.94
|
84
|
63.5
|
37
|
8
|
19.05
|
127.0
|
|
2 1/2″
|
190
|
28.6
|
104.65
|
100
|
76.2
|
41
|
8
|
22.22
|
149.2
|
|
3″
|
210
|
31.8
|
127.00
|
117
|
92.2
|
46
|
8
|
22.22
|
168.3
|
|
3 1/2″
|
230
|
35.0
|
139.70
|
133
|
104.9
|
49
|
8
|
25.40
|
184.2
|
|
4″
|
275
|
38.1
|
157.22
|
152
|
117.6
|
54
|
8
|
25.40
|
215.9
|
|
5″
|
330
|
44.5
|
185.67
|
189
|
144.4
|
60
|
8
|
28.57
|
266.7
|
|
6″
|
355
|
47.7
|
215.90
|
222
|
171.4
|
67
|
12
|
31.75
|
292.1
|
|
8″
|
420
|
55.6
|
269.75
|
273
|
222.2
|
76
|
12
|
31.75
|
349.2
|
|
10″
|
510
|
63.5
|
323.85
|
343
|
276.2
|
86
|
16
|
34.92
|
431.8
|
|
12″
|
560
|
66.7
|
381.00
|
400
|
328.6
|
92
|
20
|
34.92
|
489.0
|
|
14″
|
605
|
69.9
|
412.75
|
432
|
360.4
|
94
|
20
|
38.10
|
527.0
|
|
16″
|
685
|
76.2
|
469.90
|
495
|
411.2
|
106
|
20
|
41.27
|
603.2
|
|
18″
|
745
|
82.6
|
533.40
|
546
|
462.0
|
117
|
20
|
44.45
|
654.0
|
|
20″
|
815
|
88.9
|
584.20
|
610
|
512.8
|
127
|
24
|
44.45
|
723.9
|
|
24″
|
940
|
101.6
|
692.15
|
718
|
614.4
|
140
|
24
|
47.62
|
838.2
|
The dimensions are in millimeters
We Stock All Different Types Of Screwed Flanges at Updated Price
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ANSI/ASME steel flanges
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EN/PED Steel Flanges
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BS Steel Flanges
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JIS Steel Flanges
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Flange Standard
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