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GOST 12821-80 Weld Neck Flange
GOST 12821-80 Weld Neck Flange PN 0.6 Mpa
Standard: GOST 12821-80
Flange type: weld neck flange
Size range: DN10-DN1600
Pressure: PN0.6 Mpa
Material: Stainless steel , Alloy Steel , Carbon Steel
Standard: GOST 12821-80
Flange type: weld neck flange
Size range: DN10-DN1600
Pressure class: PN0.6 Mpa
Process: forged
Specialize: As per drawing
Material:
Stainless Steel Material:
ASTM A182 F304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L
Duplex stainless steel UNS S32304,S31803,S32205.
Super Duplex stainless steel UNS S32750/S32760/S31260/S32550/S32707
Carbon Steel Material:
ASTM A105, Q235, A350 LF2,ASTM A694 F42/F46/F52/F60/F65/F70/F80
Alloy Steel Material:
ASTM A 182, GR F1,F5, F9, F11, F22, F91
Copper&Nickel Alloy Material:
CU/NI 90/10, CU/NI 70/30
Nickel Alloy Material:
Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276
Surface treatment: Anti-rust oil, transparent/yellow/black,Anti-rust paint, Zinc,Hot dipped galvanized
Usage: Oil field, Offshore, Water system, Shipbuilding, Natural gas,Electric power, Pipe projects,etc.
Standard: GOST 12821-80
Flange type: weld neck flange
Size range: DN10-DN1600
Pressure class:PN0.6 Mpa
Material : Stainless steel , Alloy Steel , Carbon Steel
|
Проход условный Dy |
d1 |
b |
h4 |
Dm |
Dn |
Масса, кг |
||||
|
|
|
|
|
|
|
с соединительным выступом |
с выступом |
с впадиной |
с шипом |
с пазом |
|
10 |
8 |
10 |
27 |
22 |
15 |
0,34 |
0,34 |
0,32 |
0,34 |
0,33 |
|
15 |
12 |
|
28 |
28 |
19 |
0,40 |
0,40 |
0,38 |
0,40 |
0,40 |
|
20 |
18 |
|
30 |
36 |
26 |
0,53 |
0,53 |
0,50 |
0,53 |
0,52 |
|
25 |
25 |
12 |
|
42 |
33 |
0,76 |
0,77 |
0,72 |
0,75 |
0,75 |
|
32 |
31 |
|
33 |
50 |
39 |
1,10 |
1,08 |
1,04 |
1,08 |
1,08 |
|
40 |
38 |
|
35 |
60 |
46 |
1,36 |
1,37 |
1,28 |
1,30 |
1,34 |
|
50 |
49 |
|
|
70 |
58 |
1,53 |
1,51 |
1,44 |
1,46 |
1,47 |
|
65 |
66 |
|
|
88 |
77 |
1,97 |
2,06 |
1,83 |
1,72 |
1,75 |
|
80 |
78 |
13 |
37 |
102 |
90 |
2,76 |
2,76 |
2,80 |
2,65 |
2,72 |
|
100 |
96 |
|
38 |
122 |
110 |
3,35 |
3,04 |
3,03 |
3,03 |
3,04 |
|
125 |
121 |
15 |
40 |
148 |
135 |
4,66 |
4,24 |
3,66 |
4,50 |
4,55 |
|
150 |
146 |
|
43 |
172 |
161 |
5,37 |
5,85 |
4,93 |
5,29 |
5,35 |
|
175 |
177 |
17 |
47 |
210 |
196 |
7,32 |
8,10 |
6,92 |
7,11 |
7,16 |
|
200 |
202 |
|
50 |
235 |
222 |
8,37 |
9,35 |
7,75 |
7,98 |
8,05 |
|
225 |
226 |
|
|
260 |
248 |
9,45 |
9,25 |
8,72 |
8,98 |
9,06 |
|
250 |
254 |
18 |
|
288 |
278 |
10,99 |
10,69 |
10,14 |
12,20 |
12,30 |
|
300 |
303 |
|
|
340 |
330 |
14,82 |
14,28 |
14,10 |
13,81 |
14,11 |
|
350 |
351 |
|
|
390 |
382 |
17,69 |
18,65 |
17,64 |
16,35 |
16,72 |
|
400 |
398 |
|
|
440 |
432 |
20,55 |
19,69 |
19,30 |
18,83 |
19,31 |
|
450 |
450 |
|
|
494 |
484 |
23,63 |
23,60 |
21,90 |
21,62 |
22,24 |
|
500 |
501 |
19 |
|
545 |
535 |
26,63 |
29,10 |
25,90 |
24,44 |
25,10 |
|
600 |
602 |
|
55 |
650 |
636 |
35,79 |
35,60 |
33,40 |
37,49 |
33,67 |
|
700 |
692 |
|
|
740 |
726 |
44,31 |
44,10 |
41,10 |
40,60 |
41,86 |
|
800 |
792 |
|
60 |
844 |
826 |
56,17 |
55,20 |
52,20 |
51,67 |
53,36 |
|
900 |
892 |
21 |
|
944 |
926 |
66,79 |
- |
- |
- |
- |
|
1000 |
992 |
|
|
1044 |
1028 |
73,51 |
|
|
|
|
|
1200 |
1192 |
23 |
70 |
1248 |
1228 |
111,43 |
|
|
|
|
|
1400 |
1392 |
27 |
85 |
1456 |
1428 |
156,58 |
|
|
|
|
|
1600 |
1592 |
32 |
95 |
1660 |
1628 |
218,57 |
|
|
|
|
