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您的位置:首页>新闻中心>ASME B 16.5(突面)RF法兰尺寸表 |
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ASME B 16.5(突面)RF法兰尺寸表 |
点击次数:7709 来源网站:http://www.wtfm.cc/ProList/T141 发布时间:2016-10-09< |
ASME B 16.5(突面)RF法兰尺寸表
目前,国际上管法兰标准概括起来主要存在着两个体系:即欧洲法兰体系和美洲法兰体系。欧洲法兰体系以德国和前苏联管法兰为代表;美洲法兰体系美国ANSI管法兰为代表;这两个体系的法兰尺寸彼此不能互换;我国的石油化工大多是20世纪50年代按前苏联模式建立起来,因此,JB标准系列靠近欧洲法兰体系。目前,我国钢管标准存在着两套外径系列的管子规格,一套为“小外径”管;另一套为“大外径”管。美洲法兰体系美国ANSI管法兰公称直径及匹配的管子系列尺寸见下表所示。
CLASS 150Lb
|
DN
|
15
|
20
|
25
|
32
|
40
|
50
|
65
|
80
|
100
|
125
|
150
|
200
|
250
|
300
|
350
|
400
|
450
|
500
|
600
|
NPS
|
1/2
|
3/4
|
1
|
11/4
|
11/2
|
2
|
21/2
|
3
|
4
|
5
|
6
|
8
|
10
|
12
|
14
|
16
|
18
|
20
|
24
|
D
|
89
|
99
|
108
|
117
|
127
|
152
|
178
|
191
|
229
|
254
|
279
|
343
|
406
|
483
|
533
|
597
|
635
|
699
|
813
|
D1
|
60.5
|
69.9
|
79.2
|
88.9
|
98.6
|
120.7
|
139.7
|
152.4
|
190.5
|
215.9
|
241.3
|
298.5
|
362.0
|
431.8
|
476.3
|
539.8
|
577.9
|
635
|
749.3
|
D2
|
35
|
43
|
51
|
64
|
73
|
92
|
105
|
127
|
157
|
186
|
216
|
270
|
324
|
381
|
413
|
470
|
533
|
584
|
692
|
b
|
10
|
10.5
|
11.5
|
13
|
14.5
|
16
|
18
|
19.5
|
24
|
24
|
25.5
|
28.5
|
30.5
|
32
|
35.5
|
37
|
40
|
43
|
48
|
f
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
d
|
16
|
16
|
16
|
16
|
16
|
19
|
19
|
19
|
19
|
22
|
22
|
22
|
25
|
25
|
28
|
28
|
32
|
32
|
35
|
孔数
|
4
|
4
|
4
|
4
|
4
|
4
|
4
|
4
|
8
|
8
|
8
|
8
|
12
|
12
|
12
|
16
|
16
|
20
|
20
|
CLASS 300Lb
|
DN
|
15
|
20
|
25
|
32
|
40
|
50
|
65
|
80
|
100
|
125
|
150
|
200
|
250
|
300
|
350
|
400
|
450
|
500
|
600
|
NPS
|
1/2
|
3/4
|
1
|
11/4
|
11/2
|
2
|
21/2
|
3
|
4
|
5
|
6
|
8
|
10
|
12
|
14
|
16
|
18
|
20
|
24
|
D
|
95
|
117
|
124
|
133
|
155
|
165
|
191
|
210
|
254
|
279
|
318
|
381
|
445
|
521
|
584
|
648
|
711
|
775
|
914
|
D1
|
67
|
83
|
89
|
99
|
114
|
127
|
149.4
|
168.1
|
200.2
|
235
|
269.7
|
330.2
|
387.4
|
450.9
|
514.4
|
571.5
|
628.7
|
685.8
|
812.8
|
D2
|
35
|
43
|
51
|
64
|
73
|
92
|
105
|
127
|
157
|
186
|
216
|
270
|
324
|
381
|
413
|
470
|
533
|
584
|
692
|
b
|
14.5
|
16
|
18
|
19.5
|
21
|
22.5
|
25.5
|
28.5
|
32
|
35.5
|
37
|
41.5
|
48
|
51
|
54
|
57.5
|
60.5
|
63.5
|
70
|
f
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
1.6
|
d
|
16
|
19
|
19
|
19
|
22
|
19
|
22
|
22
|
22
|
22
|
22
|
25
|
28
|
32
|
32
|
35
|
35
|
35
|
41
|
孔数
|
4
|
4
|
4
|
4
|
4
|
8
|
8
|
8
|
8
|
8
|
12
|
12
|
16
|
16
|
20
|
20
|
24
|
24
|
24
|
CLASS 600Lb
|
DN
|
15
|
20
|
25
|
32
|
40
|
50
|
65
|
80
|
100
|
125
|
150
|
200
|
250
|
300
|
350
|
400
|
450
|
500
|
600
|
NPS
|
1/2
|
3/4
|
1
|
11/4
|
11/2
|
2
|
21/2
|
3
|
4
|
5
|
6
|
8
|
10
|
12
|
14
|
16
|
18
|
20
|
24
|
D
|
95
|
117
|
124
|
133
|
155
|
165
|
191
|
210
|
273
|
330
|
356
|
419
|
508
|
559
|
603
|
686
|
743
|
813
|
940
|
D1
|
66.5
|
82.6
|
88.9
|
98.6
|
114.3
|
127
|
149.4
|
168.1
|
215.9
|
266.7
|
292.1
|
349.3
|
431.8
|
489
|
527.1
|
603.3
|
654.1
|
723.9
|
838.2
|
D2
|
35
|
43
|
51
|
64
|
73
|
92
|
105
|
127
|
157
|
186
|
216
|
270
|
324
|
381
|
413
|
470
|
533
|
584
|
692
|
b
|
14.5
|
16
|
18
|
21
|
22.5
|
25.5
|
28.5
|
32
|
38.5
|
44.5
|
48
|
56
|
63.5
|
67
|
70
|
76.5
|
83
|
89
|
102
|
f
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
d
|
16
|
19
|
19
|
19
|
22
|
19
|
22
|
22
|
25
|
28
|
28
|
32
|
35
|
35
|
38
|
41
|
44
|
44
|
51
|
孔数
|
4
|
4
|
4
|
4
|
4
|
8
|
8
|
8
|
8
|
8
|
12
|
12
|
16
|
20
|
20
|
20
|
20
|
24
|
24
|
CLASS 900Lb
|
DN
|
15
|
20
|
25
|
32
|
40
|
50
|
65
|
80
|
100
|
125
|
150
|
200
|
250
|
300
|
350
|
400
|
450
|
500
|
600
|
NPS
|
1/2
|
3/4
|
1
|
11/4
|
11/2
|
2
|
21/2
|
3
|
4
|
5
|
6
|
8
|
10
|
12
|
14
|
16
|
18
|
20
|
24
|
D
|
121
|
130
|
149
|
159
|
178
|
216
|
244
|
241
|
292
|
349
|
381
|
470
|
546
|
610
|
641
|
705
|
787
|
857
|
1041
|
D1
|
82.6
|
88.9
|
101.6
|
111.3
|
124.0
|
165.1
|
190.5
|
190.5
|
235
|
279.4
|
317.5
|
393.7
|
469.9
|
533.4
|
558.8
|
616
|
685.8
|
749.3
|
901.7
|
D2
|
35
|
43
|
51
|
64
|
73
|
92
|
105
|
127
|
157
|
186
|
216
|
270
|
324
|
381
|
413
|
470
|
533
|
584
|
692
|
b
|
22.5
|
25.5
|
28.5
|
28.5
|
32
|
38.5
|
41.5
|
38.5
|
44.5
|
51
|
56
|
63.5
|
70
|
79.5
|
86
|
89
|
102
|
108
|
140
|
f
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
d
|
22
|
22
|
25
|
25
|
28
|
25
|
28
|
25
|
32
|
35
|
32
|
38
|
38
|
38
|
41
|
44
|
51
|
54
|
67
|
孔数
|
4
|
4
|
4
|
4
|
4
|
8
|
8
|
8
|
8
|
8
|
12
|
12
|
16
|
20
|
20
|
20
|
20
|
20
|
20
|
CLASS 1500Lb
|
DN
|
15
|
20
|
25
|
32
|
40
|
50
|
65
|
80
|
100
|
125
|
150
|
200
|
250
|
300
|
350
|
400
|
450
|
500
|
600
|
NPS
|
1/2
|
3/4
|
1
|
11/4
|
11/2
|
2
|
21/2
|
3
|
4
|
5
|
6
|
8
|
10
|
12
|
14
|
16
|
18
|
20
|
24
|
D
|
121
|
130
|
149
|
159
|
178
|
216
|
244
|
267
|
311
|
375
|
394
|
483
|
584
|
673
|
749
|
826
|
914
|
984
|
1168
|
D1
|
82.6
|
88.9
|
101.6
|
111.3
|
124.0
|
165.1
|
190.5
|
203.2
|
241.3
|
292.1
|
317.5
|
393.7
|
482.6
|
571.5
|
635
|
704.9
|
774.7
|
831.9
|
990.6
|
D2
|
35
|
43
|
51
|
64
|
73
|
92
|
105
|
127
|
157
|
186
|
216
|
270
|
324
|
381
|
413
|
470
|
533
|
584
|
692
|
b
|
22.5
|
25.5
|
28.5
|
28.5
|
32
|
38.5
|
41.5
|
48
|
54
|
73.5
|
83
|
92
|
108
|
124
|
133.5
|
146.5
|
162
|
178
|
203.5
|
f
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
d
|
22
|
22
|
25
|
25
|
28
|
25
|
28
|
32
|
35
|
41
|
38
|
44
|
51
|
54
|
60
|
67
|
73
|
79
|
92
|
孔数
|
4
|
4
|
4
|
4
|
4
|
8
|
8
|
8
|
8
|
8
|
12
|
12
|
12
|
16
|
16
|
16
|
16
|
16
|
16
|
CLASS 2500Lb
|
DN
|
15
|
20
|
25
|
32
|
40
|
50
|
65
|
80
|
100
|
125
|
150
|
200
|
250
|
300
|
|
|
|
|
|
NPS
|
1/2
|
3/4
|
1
|
11/4
|
11/2
|
2
|
21/2
|
3
|
4
|
5
|
6
|
8
|
10
|
12
|
|
|
|
|
|
D
|
133
|
140
|
159
|
184
|
203
|
235
|
267
|
305
|
356
|
419
|
483
|
552
|
673
|
762
|
|
|
|
|
|
D1
|
88.9
|
95.3
|
108
|
130
|
146.1
|
171.5
|
196.9
|
228.6
|
273.1
|
323.9
|
368.3
|
438.2
|
539.8
|
619.3
|
|
|
|
|
|
D2
|
35
|
43
|
51
|
64
|
73
|
92
|
105
|
127
|
157
|
186
|
216
|
270
|
324
|
381
|
|
|
|
|
|
b
|
30.5
|
32
|
35.5
|
38.5
|
44.5
|
51
|
57.5
|
67
|
76.5
|
92
|
108
|
127
|
165.5
|
184.5
|
|
|
|
|
|
f
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
6.4
|
|
|
|
|
|
d
|
22
|
22
|
25
|
28
|
32
|
38
|
32
|
35
|
41
|
48
|
54
|
54
|
67
|
73
|
|
|
|
|
|
孔数
|
4
|
4
|
4
|
4
|
4
|
8
|
8
|
8
|
8
|
8
|
8
|
12
|
12
|
12
|
|
|
|
|
|
|
|
|