GB9113.24-88法兰标准
PN15.0MPa(150bar)
●本标准适用于公称压力PN为15.0MPa(150bar)的环连接面整体钢制管法兰。 ●法兰的型式和尺寸按下图和下表的规定:
|
公称通径(DN) |
连接尺寸 |
槽号 |
密封面 |
法兰厚度(b) |
两法兰间距离(近似值) |
|
法兰内径(D0) |
法兰外径(D) |
螺栓孔中心圆直径(D2) |
螺栓孔径(Φ) |
螺栓 |
d(min) |
D1 |
E |
F |
R(max) |
|
数量(n) |
螺纹 |
|
15 |
13 |
120 |
82.5 |
22 |
4 |
M20 |
R12 |
60.5 |
39.67 |
6.35 |
8.74 |
0.8 |
22.5 |
4 |
|
20 |
17 |
130 |
89.0 |
22 |
4 |
M20 |
R14 |
66.5 |
44.45 |
6.35 |
8.74 |
0.8 |
25.5 |
4 |
|
25 |
22 |
150 |
101.5 |
26 |
4 |
M24 |
R16 |
71.5 |
50.80 |
6.35 |
8.74 |
0.8 |
29.0 |
4 |
|
32 |
29 |
160 |
111.0 |
26 |
4 |
M24 |
R18 |
81.0 |
60.32 |
6.35 |
8.74 |
0.8 |
29.0 |
4 |
|
40 |
35 |
180 |
124.0 |
30 |
4 |
M27 |
R20 |
92.0 |
68.28 |
6.35 |
8.74 |
0.8 |
32.0 |
4 |
|
50 |
48 |
215 |
165.0 |
26 |
8 |
M24 |
R24 |
124.0 |
95.25 |
7.92 |
11.91 |
0.8 |
38.5 |
3 |
|
65 |
57 |
245 |
190.5 |
30 |
8 |
M27 |
R27 |
137.0 |
107.95 |
7.92 |
11.91 |
0.8 |
41.5 |
3 |
|
80 |
73 |
240 |
190.5 |
26 |
8 |
M24 |
R31 |
156.0 |
123.82 |
7.92 |
11.91 |
0.8 |
38.5 |
4 |
|
100 |
98 |
295 |
235.0 |
33 |
8 |
M30 |
R37 |
181.0 |
149.22 |
7.92 |
11.91 |
0.8 |
44.5 |
4 |
|
125 |
121 |
350 |
279.5 |
36 |
8 |
M33 |
R41 |
216.0 |
180.98 |
7.92 |
11.91 |
0.8 |
51.0 |
4 |
|
150 |
146 |
380 |
317.5 |
33 |
12 |
M30 |
R45 |
241.0 |
211.12 |
7.92 |
11.91 |
0.8 |
56.0 |
4 |
|
200 |
191 |
470 |
393.5 |
39 |
12 |
M36 |
R49 |
308.0 |
269.88 |
7.92 |
11.91 |
0.8 |
63.5 |
4 |
|
250 |
238 |
545 |
470.0 |
39 |
16 |
M36 |
R53 |
362.0 |
323.85 |
7.92 |
11.91 |
0.8 |
70.0 |
4 |
|
300 |
283 |
610 |
533.5 |
39 |
20 |
M36 |
R57 |
419.0 |
381.00 |
7.92 |
11.91 |
0.8 |
79.5 |
4 |
|
350 |
311 |
640 |
559.0 |
42 |
20 |
M39 |
R62 |
467.0 |
419.10 |
11.13 |
16.66 |
1.5 |
86.0 |
4 |
|
400 |
356 |
705 |
616.0 |
45 |
20 |
M42 |
R66 |
524.0 |
469.90 |
11.13 |
16.66 |
1.5 |
89.0 |
4 |
|
450 |
400 |
785 |
686.0 |
52 |
20 |
M48 |
R70 |
594.0 |
533.40 |
12.70 |
19.84 |
1.5 |
102.0 |
5 |
|
500 |
445 |
855 |
749.5 |
56 |
20 |
M52 |
R74 |
648.0 |
584.20 |
12.70 |
19.84 |
1.5 |
108.0 |
5 |
|
600 |
535 |
1040 |
901.5 |
68 |
20 |
M64 |
R78 |
772.0 |
692.15 |
15.88 |
26.97 |
2.4 |
140.0 |
6 |
注:凸出部分高度与梯形槽深度尺寸E相同,但不受尺寸E公差的限制,允许采用如虚线所示轮廓的全平面式。 |