We not only produce ASME B16.5 Socket Weld Pipe Flange, but also produce ASME B16.5 Class 300 RF A182 F304 Socket Weld Pipe Flange and other flanges of various specifications and models.
| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub |
Diameter of Raised Face | Length Hub.Y | Bore | Depth of Socket.D |
Diam. of Bolt Circle |
Diam. of Bolt Holes |
Number of Bolts |
Diam. of Bolts (inch) |
Approx. Weight | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| inch | dn | O | C | X | G | Y | B | D | BC | BH | BN | BD | KG/PCS | LB/PCS |
|
1/2″
|
15
|
95.5
|
14.2
|
38.1
|
35.1
|
22.4
|
22.4
|
9. 7
|
66.5
|
15.7
|
4
|
1/2″
|
0.7
|
1.5
|
|
3/4″
|
20
|
117. 5
|
15.7
|
47.8
|
42.9
|
25.4
|
27.7
|
11.2
|
82.6
|
19.1
|
4
|
5/8″
|
1.2
|
2.6
|
|
1″
|
25
|
124. 0
|
17.5
|
53.8
|
50.8
|
26.9
|
34.5
|
12.7
|
88.9
|
19.1
|
4
|
5/8″
|
1.4
|
3.1
|
|
1-1/4″
|
32
|
133. 5
|
19.1
|
63.5
|
63.5
|
26.9
|
43.2
|
14.2
|
98.6
|
19.1
|
4
|
5/8″
|
1.9
|
4.2
|
|
1-1/2″
|
40
|
155. 5
|
20.6
|
69.9
|
73.2
|
30.2
|
49.5
|
15.7
|
114.3
|
22.4
|
4
|
5/8″
|
2.8
|
6.2
|
|
2″
|
50
|
165. 0
|
22.4
|
84.1
|
91.9
|
33.3
|
62
|
17.5
|
127
|
19.1
|
8
|
5/8″
|
3.3
|
7.3
|
|
2-1/2″
|
65
|
190. 5
|
25.4
|
100.1
|
104.6
|
38.1
|
74.7
|
19.1
|
149.4
|
22.4
|
8
|
3/4″
|
4.6
|
10.1
|
|
3″
|
80
|
209. 5
|
28.4
|
117.3
|
127
|
42.9
|
90.7
|
20.6
|
168.1
|
22.4
|
8
|
3/4″
|
6.3
|
13.9
|
|
3-1/2″
|
90
|
228. 5
|
30.2
|
133.4
|
139.7
|
44.5
|
103. 4
|
22.4
|
184.2
|
22.4
|
8
|
3/4″
|
7.8
|
17.2
|
|
4″
|
100
|
254. 0
|
31.8
|
146.1
|
157.2
|
47.8
|
116. 1
|
200.2
|
22.4
|
8
|
3/4″
|
10
|
22
|
|
|
5″
|
125
|
279. 5
|
35.1
|
177.8
|
185.7
|
50.8
|
143. 8
|
235
|
22.4
|
8
|
3/4″
|
|||
|
6″
|
150
|
317. 5
|
36.6
|
206.2
|
215.9
|
52.3
|
170. 7
|
269.7
|
22.4
|
12
|
3/4″
|
|||
|
8″
|
200
|
381. 0
|
41.1
|
260.4
|
269.7
|
62
|
221. 5
|
330.2
|
25.4
|
12
|
7/8″
|
|||
|
10″
|
250
|
444. 5
|
47.8
|
320.5
|
323.9
|
66.5
|
276. 4
|
387.4
|
28.4
|
16
|
1″
|
|||
|
12″
|
300
|
520. 5
|
50.8
|
374.7
|
381
|
73.2
|
327. 2
|
450.9
|
31.8
|
16
|
1 1/8″
|
|||
|
14″
|
350
|
584. 0
|
53.8
|
425.5
|
412.8
|
76.2
|
359. 2
|
514..4
|
31.8
|
20
|
1 1/8″
|
|||
|
16″
|
400
|
647. 5
|
57.2
|
482.6
|
469.9
|
82.6
|
410. 5
|
571.5
|
35.1
|
20
|
1 1/4″
|
|||
|
18″
|
450
|
711. 0
|
60.5
|
533.4
|
533.4
|
88.9
|
461. 8
|
628.7
|
35.1
|
24
|
1 1/4″
|
|||
|
20″
|
500
|
774. 5
|
63.5
|
587.2
|
584.2
|
95.3
|
513. 1
|
685.8
|
35.1
|
24
|
1 1/4″
|
|||
|
24″
|
600
|
914. 5
|
69.9
|
701.5
|
692.2
|
106. 4
|
616. 0
|
812.8
|
41.1
|
24
|
1 1/2″
|
|||
| Flange Type | Weld Neck Flange, Socket Weld Flange, Slip On Flange, Blind Flange, Thread Flange, Lap Joint Flange, Plate Flange, Orifice Flange, Spectacle Flange, Figure 8 Flange, Paddle Blank, Paddle Spacer, Anchor Flange, Single Blind, Ring Spacer, Reducing Socket Weld flange, Reducing Weld Neck flange, Long Weld Neck Flange SAE Flanges, Hydraulic Flanges, Customized Flanges with drawing. |
|
| Material | Carbon steel | A105, A105N, ST37.2, 20#, 35#, C40, Q235, A350 LF2 CL1/CL2, A350 LF3 CL1/CL2, A694 F42, F46, F50, F60, F65, F70, A516 Gr.60, Gr.65, Gr.70 |
| Alloy steel | A182 F11, A182 F22 | |
| Austenitic stainless steel | A182 F304/304L, F316L, A182 F316H, F310, F321, F321H, F347, F347H |
|
| Duplex stainless steel | A182 F51 | |
| Super Duplex stainless steel | A182 F53, A182 F55, A182 F60 | |
| Nickel alloy | Nickel 200, Nickel 201 | |
| Titanium alloy | Titan Gr.1, Titan Gr.2 | |
| Hastelloy | Hastelloy C-276, Hastelloy C-22, Hastelloy C-4 | |
| Inconel | Inconel 600, Inconel 625, Inconel 800, Inconel 800H |
|
| Monel | Monel 400, Monel K500 | |
