Description
Plate-type downhand steel pipeInformation
The sealing face of Plate–type common welded flange
Flat face (FF), raised face (RF)
Production materials
Stainless steel: 201, 202, 301, 304, 304 L, 316, 316 L, 321;
Applicable flange standards
HG20593-1997 of the Ministry of Chemical Industry, the Chinese standard GB/T9119-2000, and the Mechanical Standard JB/T81-94
The main appearance dimensions and connection dimensions for reference
|
Inside nominal diameter |
Outer pipe diameter |
Outer diameter |
Bolt hole center diameter |
Diameter of the connection bulge |
High bottom of the connection bulge |
Flange thickness |
Bolt hole |
Inner diameter |
|
|
Diameter |
Number |
||||||||
|
DN |
d3 |
D |
D1 |
D2 |
F |
d |
d0 |
n |
D3 |
|
10 |
14 |
90 |
60 |
41 |
2 |
14 |
14 |
4 |
15 |
|
15 |
18 |
95 |
65 |
46 |
2 |
14 |
14 |
4 |
19 |
|
20 |
25 |
105 |
75 |
56 |
2 |
16 |
14 |
4 |
26 |
|
25 |
32 |
115 |
85 |
65 |
2 |
16 |
14 |
4 |
33 |
|
32 |
38 |
140 |
100 |
76 |
2 |
18 |
18 |
4 |
39 |
|
40 |
45 |
150 |
110 |
84 |
2 |
18 |
18 |
4 |
46 |
|
50 |
57 |
165 |
125 |
99 |
2 |
20 |
18 |
4 |
59 |
|
65 |
76 |
185 |
145 |
118 |
2 |
20 |
18 |
4 |
78 |
|
80 |
89 |
200 |
160 |
132 |
2 |
20 |
18 |
8 |
91 |
|
100 |
108 |
220 |
180 |
156 |
2 |
22 |
18 |
8 |
110 |
|
125 |
133 |
250 |
210 |
184 |
2 |
22 |
18 |
8 |
135 |
|
150 |
159 |
285 |
240 |
211 |
2 |
24 |
22 |
8 |
161 |
|
200 |
219 |
340 |
295 |
266 |
2 |
24/26 |
22 |
8/12 |
222 |
|
250 |
273 |
395/405 |
350/355 |
319 |
2 |
26/28 |
22/26 |
12 |
276 |
|
300 |
325 |
445/460 |
400/410 |
370 |
2 |
28/32 |
22/26 |
12 |
328 |
|
350 |
377 |
505/520 |
460/470 |
429 |
2 |
, 30/35 |
22/26 |
16 |
380 |
|
400 |
426 |
565/580 |
515/525 |
480 |
2 |
32/38 |
26/30 |
16 |
430 |
|
450 |
480 |
615/640 |
565/585 |
530/548 |
2 |
35/42 |
26/30 |
20 |
484 |
|
500 |
530 |
670/715 |
620/650 |
582/609 |
2 |
38/46 |
26/33 |
20 |
534 |
|
600 |
630 |
780/840 |
725/770 |
682/720 |
2 |
42/52 |
30/36 |
20 |
634 |
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