Plate flat welding flange
Product parameter
HG/T 20592-2009 PN2.5 |
|||||||||||
Nominal size |
Outer diameter of steel pipe |
Connection size |
Flange thickness |
Flange inner diameter |
|||||||
A |
B |
Flange outer diameter |
Bolt hole center circle diameter |
Bolt hole diameter |
Number of bolt holes |
Bolt |
A |
B |
|||
10 |
17.2 |
14 |
75 |
50 |
11 |
4 |
M10 |
12 |
18 |
15 |
|
15 |
21.3 |
18 |
80 |
55 |
11 |
4 |
M10 |
12 |
22.5 |
19 |
|
20 |
26.9 |
25 |
90 |
65 |
11 |
4 |
M10 |
14 |
27.5 |
26 |
|
25 |
33.7 |
32 |
100 |
75 |
11 |
4 |
M10 |
14 |
34.5 |
33 |
|
32 |
42.4 |
38 |
120 |
90 |
14 |
4 |
M12 |
16 |
43.5 |
39 |
|
40 |
48.3 |
45 |
130 |
100 |
14 |
4 |
M12 |
16 |
49.5 |
46 |
|
50 |
60.3 |
57 |
140 |
110 |
14 |
4 |
M12 |
16 |
61.5 |
59 |
|
65 |
76.1 |
76 |
160 |
130 |
14 |
4 |
M12 |
16 |
77.5 |
78 |
|
80 |
88.9 |
89 |
190 |
150 |
18 |
4 |
M16 |
18 |
90.5 |
91 |
|
100 |
114.3 |
108 |
210 |
170 |
18 |
4 |
M16 |
18 |
116 |
110 |
|
125 |
139.7 |
133 |
240 |
200 |
18 |
8 |
M16 |
20 |
143.5 |
135 |
|
150 |
168.3 |
159 |
265 |
225 |
18 |
8 |
M16 |
20 |
170.5 |
161 |
|
200 |
219.1 |
219 |
320 |
280 |
18 |
8 |
M16 |
22 |
221.5 |
222 |
|
250 |
273 |
273 |
375 |
335 |
18 |
12 |
M16 |
twenty four |
276.5 |
276 |
|
300 |
323.9 |
325 |
440 |
395 |
22 |
12 |
M20 |
twenty four |
328 |
328 |
|
350 |
355.6 |
377 |
490 |
445 |
22 |
12 |
M20 |
26 |
360 |
381 |
|
400 |
406.4 |
426 |
540 |
495 |
22 |
16 |
M20 |
28 |
411 |
430 |
|
450 |
457 |
480 |
595 |
550 |
22 |
16 |
M20 |
30 |
462 |
485 |
|
500 |
508 |
530 |
645 |
600 |
22 |
20 |
M20 |
30 |
513.5 |
535 |
|
600 |
610 |
630 |
755 |
705 |
26 |
20 |
M24 |
32 |
616.5 |
636 |
|
700 |
711 |
720 |
860 |
810 |
26 |
twenty four |
M24 |
36 |
715 |
724 |
|
800 |
813 |
820 |
975 |
920 |
30 |
twenty four |
M27 |
38 |
817 |
824 |
|
900 |
914 |
920 |
1075 |
1020 |
30 |
twenty four |
M27 |
40 |
918 |
924 |
|
1000 |
1016 |
1020 |
1175 |
1120 |
30 |
28 |
M27 |
42 |
1020 |
1024 |
|
HG/T 20592-2009 |
|||||||||||
Nominal size |
Outer diameter of steel pipe |
Connection size |
Flange thickness |
Flange inner diameter |
|||||||
A |
B |
Flange outer diameter |
Bolt hole center circle diameter |
Bolt hole diameter |
Number of bolt holes |
Bolt |
A |
B |
|||
10 |
17.2 |
14 |
75 |
50 |
11 |
4 |
M10 |
12 |
18 |
15 |
|
15 |
21.3 |
18 |
80 |
55 |
11 |
4 |
M10 |
12 |
22.5 |
19 |
|
20 |
26.9 |
25 |
90 |
65 |
11 |
4 |
M10 |
14 |
27.5 |
26 |
|
25 |
33.7 |
32 |
100 |
75 |
11 |
4 |
M10 |
14 |
34.5 |
33 |
|
32 |
42.4 |
38 |
120 |
90 |
14 |
4 |
M12 |
16 |
43.5 |
39 |
|
40 |
48.3 |
45 |
130 |
100 |
14 |
4 |
M12 |
16 |
49.5 |
46 |
|
50 |
60.3 |
57 |
140 |
110 |
14 |
4 |
M12 |
16 |
61.5 |
59 |
|
65 |
76.1 |
76 |
160 |
130 |
14 |
4 |
M12 |
16 |
77.5 |
78 |
|
80 |
88.9 |
89 |
190 |
150 |
18 |
4 |
M16 |
18 |
90.5 |
91 |
|
100 |
114.3 |
108 |
210 |
170 |
18 |
4 |
M16 |
18 |
116 |
110 |
|
125 |
139.7 |
133 |
240 |
200 |
18 |
8 |
M16 |
20 |
143.5 |
135 |
|
150 |
168.3 |
159 |
265 |
225 |
18 |
8 |
M16 |
20 |
170.5 |
161 |
|
200 |
219.1 |
219 |
320 |
280 |
18 |
8 |
M16 |
22 |
221.5 |
222 |
|
250 |
273 |
273 |
375 |
335 |
18 |
12 |
M16 |
twenty four |
276.5 |
276 |
|
300 |
323.9 |
325 |
440 |
395 |
22 |
12 |
M20 |
twenty four |
328 |
328 |
|
350 |
355.6 |
377 |
490 |
445 |
22 |
12 |
M20 |
26 |
360 |
381 |
|
400 |
406.4 |
426 |
540 |
495 |
22 |
16 |
M20 |
28 |
411 |
430 |
|
450 |
457 |
480 |
595 |
550 |
22 |
16 |
M20 |
30 |
462 |
485 |
|
500 |
508 |
530 |
645 |
600 |
22 |
20 |
M20 |
30 |
513.5 |
535 |
|
600 |
610 |
630 |
755 |
705 |
26 |
20 |
M24 |
32 |
616.5 |
636 |
|
HG/T 20592-2009 |
|||||||||||
Nominal size |
Outer diameter of steel pipe |
Connection size |
Flange thickness |
Flange inner diameter |
|||||||
A |
B |
Flange outer diameter |
Bolt hole center circle diameter |
Bolt hole diameter |
Number of bolt holes |
Bolt |
A |
B |
|||
10 |
17.2 |
14 |
90 |
60 |
14 |
4 |
M12 |
14 |
18 |
15 |
|
15 |
21.3 |
18 |
95 |
65 |
14 |
4 |
M12 |
14 |
22.5 |
19 |
|
20 |
26.9 |
25 |
105 |
75 |
14 |
4 |
M12 |
16 |
27.5 |
26 |
|
25 |
33.7 |
32 |
115 |
85 |
14 |
4 |
M12 |
16 |
34.5 |
33 |
|
32 |
42.4 |
38 |
140 |
100 |
18 |
4 |
M16 |
18 |
43.5 |
39 |
|
40 |
48.3 |
45 |
150 |
110 |
18 |
4 |
M16 |
18 |
49.5 |
46 |
|
50 |
60.3 |
57 |
165 |
125 |
18 |
4 |
M16 |
19 |
61.5 |
59 |
|
65 |
76.1 |
76 |
185 |
145 |
18 |
8 |
M16 |
20 |
77.5 |
78 |
|
80 |
88.9 |
89 |
200 |
160 |
18 |
8 |
M16 |
20 |
90.5 |
91 |
|
100 |
114.3 |
108 |
220 |
180 |
18 |
8 |
M16 |
22 |
116 |
110 |
|
125 |
139.7 |
133 |
250 |
210 |
18 |
8 |
M16 |
22 |
143.5 |
135 |
|
150 |
168.3 |
159 |
285 |
240 |
22 |
8 |
M20 |
twenty four |
170.5 |
161 |
|
200 |
219.1 |
219 |
340 |
295 |
22 |
8 |
M20 |
twenty four |
221.5 |
222 |
|
250 |
273 |
273 |
395 |
350 |
22 |
12 |
M20 |
26 |
276.5 |
276 |
|
300 |
323.9 |
325 |
445 |
400 |
22 |
12 |
M20 |
26 |
328 |
328 |
|
350 |
355.6 |
377 |
505 |
460 |
22 |
16 |
M20 |
28 |
360 |
381 |
|
400 |
406.4 |
426 |
565 |
515 |
26 |
16 |
M24 |
32 |
411 |
430 |
|
450 |
457 |
480 |
615 |
565 |
26 |
20 |
M24 |
36 |
462 |
485 |
|
500 |
508 |
530 |
670 |
620 |
26 |
20 |
M24 |
38 |
513.5 |
535 |
|
600 |
610 |
630 |
780 |
725 |
30 |
20 |
M27 |
42 |
616.5 |
636 |
|
HG/T 20592-2009 |
|||||||||||
Nominal size |
Outer diameter of steel pipe |
Connection size |
Flange thickness |
Flange inner diameter |
Groove width |
||||||
A |
B |
Flange outer diameter |
Bolt hole center circle diameter |
Bolt hole diameter |
Number of bolt holes |
Bolt |
A |
B |
|||
10 |
17.2 |
14 |
90 |
60 |
14 |
4 |
M12 |
14 |
18 |
15 |
4 |
15 |
21.3 |
18 |
95 |
65 |
14 |
4 |
M12 |
14 |
22.5 |
19 |
4 |
20 |
26.9 |
25 |
105 |
75 |
14 |
4 |
M12 |
16 |
27.5 |
26 |
4 |
25 |
33.7 |
32 |
115 |
85 |
14 |
4 |
M12 |
16 |
34.5 |
33 |
5 |
32 |
42.4 |
38 |
140 |
100 |
18 |
4 |
M16 |
18 |
43.5 |
39 |
5 |
40 |
48.3 |
45 |
150 |
110 |
18 |
4 |
M16 |
18 |
49.5 |
46 |
5 |
50 |
60.3 |
57 |
165 |
125 |
18 |
4 |
M16 |
19 |
61.5 |
59 |
5 |
65 |
76.1 |
76 |
185 |
145 |
18 |
8 |
M16 |
20 |
77.5 |
78 |
6 |
80 |
88.9 |
89 |
200 |
160 |
18 |
8 |
M16 |
20 |
90.5 |
91 |
6 |
100 |
114.3 |
108 |
220 |
180 |
18 |
8 |
M16 |
22 |
116 |
110 |
6 |
125 |
139.7 |
133 |
250 |
210 |
18 |
8 |
M16 |
22 |
143.5 |
135 |
6 |
150 |
168.3 |
159 |
285 |
240 |
22 |
8 |
M20 |
twenty four |
170.5 |
161 |
6 |
200 |
219.1 |
219 |
340 |
295 |
22 |
12 |
M20 |
26 |
221.5 |
222 |
8 |
250 |
273 |
273 |
405 |
355 |
26 |
12 |
M24 |
29 |
276.5 |
276 |
10 |
300 |
323.9 |
325 |
460 |
410 |
26 |
12 |
M24 |
32 |
328 |
328 |
11 |
350 |
355.6 |
377 |
520 |
470 |
26 |
16 |
M24 |
35 |
360 |
381 |
12 |
400 |
406.4 |
426 |
580 |
525 |
30 |
16 |
M27 |
38 |
411 |
430 |
12 |
450 |
457 |
480 |
640 |
585 |
30 |
20 |
M27 |
42 |
462 |
485 |
12 |
500 |
508 |
530 |
715 |
650 |
33 |
20 |
M30 |
46 |
513.5 |
535 |
12 |
600 |
610 |
630 |
840 |
770 |
36 |
20 |
M33 |
52 |
616.5 |
636 |
12 |
HG/T 20592-2009 |
|||||||||||
Nominal size |
Outer diameter of steel pipe |
Connection size |
Flange thickness |
Flange inner diameter |
Groove width |
||||||
A |
B |
Flange outer diameter |
Bolt hole center circle diameter |
Bolt hole diameter |
Number of bolt holes |
Bolt |
A |
B |
|||
10 |
17.2 |
14 |
90 |
60 |
14 |
4 |
M12 |
14 |
18 |
15 |
4 |
15 |
21.3 |
18 |
95 |
65 |
14 |
4 |
M12 |
14 |
22.5 |
19 |
4 |
20 |
26.9 |
25 |
105 |
75 |
14 |
4 |
M12 |
16 |
27.5 |
26 |
4 |
25 |
33.7 |
32 |
115 |
85 |
14 |
4 |
M12 |
16 |
34.5 |
33 |
5 |
32 |
42.4 |
38 |
140 |
100 |
18 |
4 |
M16 |
18 |
43.5 |
39 |
5 |
40 |
48.3 |
45 |
150 |
110 |
18 |
4 |
M16 |
18 |
49.5 |
46 |
5 |
50 |
60.3 |
57 |
165 |
125 |
18 |
4 |
M16 |
20 |
61.5 |
59 |
5 |
65 |
76.1 |
76 |
185 |
145 |
18 |
8 |
M16 |
22 |
77.5 |
78 |
6 |
80 |
88.9 |
89 |
200 |
160 |
18 |
8 |
M16 |
twenty four |
90.5 |
91 |
6 |
100 |
114.3 |
108 |
235 |
190 |
22 |
8 |
M20 |
26 |
116 |
110 |
6 |
125 |
139.7 |
133 |
270 |
220 |
26 |
8 |
M24 |
28 |
143.5 |
135 |
6 |
150 |
168.3 |
159 |
300 |
250 |
26 |
8 |
M24 |
30 |
170.5 |
161 |
6 |
200 |
219.1 |
219 |
360 |
310 |
26 |
12 |
M24 |
32 |
221.5 |
222 |
8 |
250 |
273 |
273 |
425 |
370 |
30 |
12 |
M27 |
35 |
276.5 |
276 |
10 |
300 |
323.9 |
325 |
485 |
430 |
30 |
16 |
M27 |
38 |
328 |
328 |
11 |
350 |
355.6 |
377 |
555 |
490 |
33 |
16 |
M30 |
42 |
360 |
381 |
12 |
400 |
406.4 |
426 |
620 |
550 |
36 |
16 |
M33 |
46 |
411 |
430 |
12 |
450 |
457 |
480 |
670 |
600 |
36 |
20 |
M33 |
50 |
462 |
485 |
12 |
500 |
508 |
530 |
730 |
660 |
36 |
20 |
M33 |
56 |
513.5 |
535 |
12 |
600 |
610 |
630 |
845 |
770 |
39 |
20 |
M36×3 |
68 |
616.5 |
636 |
12 |
HG/T 20592-2009 |
|||||||||||
Nominal size |
Outer diameter of steel pipe |
Connection size |
Flange thickness |
Flange inner diameter |
Groove width |
||||||
A |
B |
Flange outer diameter |
Bolt hole center circle diameter |
Bolt hole diameter |
Number of bolt holes |
Bolt |
A |
B |
|||
10 |
17.2 |
14 |
90 |
60 |
14 |
4 |
M12 |
14 |
18 |
15 |
4 |
15 |
21.3 |
18 |
95 |
65 |
14 |
4 |
M12 |
14 |
22.5 |
19 |
4 |
20 |
26.9 |
25 |
105 |
75 |
14 |
4 |
M12 |
16 |
27.5 |
26 |
4 |
25 |
33.7 |
32 |
115 |
85 |
14 |
4 |
M12 |
16 |
34.5 |
33 |
5 |
32 |
42.4 |
38 |
140 |
100 |
18 |
4 |
M16 |
18 |
43.5 |
39 |
5 |
40 |
48.3 |
45 |
150 |
110 |
18 |
4 |
M16 |
18 |
49.5 |
46 |
5 |
50 |
60.3 |
57 |
165 |
125 |
18 |
4 |
M16 |
20 |
61.5 |
59 |
5 |
65 |
76.1 |
76 |
185 |
145 |
18 |
8 |
M16 |
22 |
77.5 |
78 |
6 |
80 |
88.9 |
89 |
200 |
160 |
18 |
8 |
M16 |
twenty four |
90.5 |
91 |
6 |
100 |
114.3 |
108 |
235 |
190 |
22 |
8 |
M20 |
26 |
116 |
110 |
6 |
125 |
139.7 |
133 |
270 |
220 |
26 |
8 |
M24 |
28 |
143.5 |
135 |
6 |
150 |
168.3 |
159 |
300 |
250 |
26 |
8 |
M24 |
30 |
170.5 |
161 |
6 |
200 |
219.1 |
219 |
375 |
320 |
30 |
12 |
M27 |
36 |
221.5 |
222 |
8 |
250 |
273 |
273 |
450 |
385 |
33 |
12 |
M30 |
42 |
276.5 |
276 |
10 |
300 |
323.9 |
325 |
515 |
450 |
33 |
16 |
M30 |
48 |
328 |
328 |
11 |
350 |
355.6 |
377 |
580 |
510 |
36 |
16 |
M33 |
54 |
360 |
381 |
12 |
400 |
406.4 |
426 |
660 |
585 |
39 |
16 |
M36×3 |
60 |
411 |
430 |
12 |
450 |
457 |
480 |
685 |
610 |
39 |
20 |
M36×3 |
66 |
462 |
485 |
12 |
500 |
508 |
530 |
755 |
670 |
42 |
20 |
M39×3 |
72 |
513.5 |
535 |
12 |
600 |
610 |
630 |
890 |
795 |
48 |
20 |
M45×3 |
84 |
616.5 |
636 |
12 |
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