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压力表之常用螺纹尺寸及公差汇总表-公制,英制,美制

字体大小: - - normar8888   发表于 16-09-25 15:46     阅读(732)   评论(0)     分类:进口压力计(日本压力表)

 公制螺纹


基本直径
内螺纹公差等级
外螺纹公差
大径
中径
小径
6H
7H
6G
中径公差
小径公差
中径公0,差
小径公差
中径公差
小径公差
M10*1
10
9.35
8.917
0,+0.150
0,+0.236
0,+0.190
0,+0.300
-0.026,-0.138
-0.026,0.206
M12*1
12
11.35
10.917
0,+0.160
0,+0.236
0,+0.200
0,+0.300
-0.026,-0.144
-0.026,0.206
M14*1
14
13.35
122.917
0,+0.160
0,+0.236
0,+0.200
0,+0.300
-0.026,-0.144
-0.026,0.206
M12*1.25
12
11.188
10.647
0,+0.180
0,+0.265
0,+0.224
0,+0.335
-0.028,-0.160
-0.028,-0.240
M14*1.25
14
13.188
12.647
0,+0.180
0,+0.265
0,+0.224
0,+0.335
-0.028,-0.160
-0.028,-0.240
M12*1.5
12
11.026
10.376
0,+0.190
0,+0.300
0,+0.236
0,+0.375
-0.032,-0.172
-0.032,-0.268
M14*1.5
14
13.026
12.376
0,+0.190
0,+0.300
0,+0.236
0,+0.375
-0.032,-0.172
-0.032,-0.268
M16*1.5
16
15.026
14.376
0,+0.190
0,+0.300
0,+0.236
0,+0.375
-0.032,-0.172
-0.032,-0.268
M18*1.5
18
17.026
16.376
0,+0.190
0,+0.300
0,+0.236
0,+0.375
-0.032,-0.172
-0.032,-0.268
M20*1.5
20
19.026
18.376
0,+0.190
0,+0.300
0,+0.236
0,+0.375
-0.032,-0.172
-0.032,-0.268
M22*1.5
22
21.026
20.376
0,+0.190
0,+0.300
0,+0.236
0,+0.375
-0.032,-0.172
-0.032,-0.268
M24*1.5
14
23.026
22.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M26*1.5
26
25.026
24.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M27*1.5
27
26.026
25.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M30*1.5
30
29.026
28.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M33*1.5
33
32.026
31.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M36&1.5
36
35.026
34.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M39*1.5
39
38.026
37.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M42*1.5
42
41.026
40.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M27*2
27
25.701
24.835
0,+0.224
0,+0.375
0,+0.280
0,+0.475
-0.038,-0.208
-0.038,-0.318
M30*2
30
28.701
27.835
0,+0.224
0,+0.375
0,+0.280
0,+0.475
-0.038,-0.208
-0.038,-0.318
M33*2
33
31.701
30.835
0,+0.224
0,+0.375
0,+0.280
0,+0.475
-0.038,-0.208
-0.038,-0.318
M36*2
36
34.701
33.835
0,+0.224
0,+0.375
0,+0.280
0,+0.475
-0.038,-0.208
-0.038,-0.318
M39*2
39
37.701
36.835
0,+0.224
0,+0.375
0,+0.280
0,+0.475
-0.038,-0.208
-0.038,-0.318
M42*2
42
40.701
39.835
0,+0.224
0,+0.375
0,+0.280
0,+0.475
-0.038,-0.208
-0.038,-0.318
M45*2
45
43.701
42.835
0,+0.224
0,+0.375
0,+0.280
0,+0.475
-0.038,-0.208
-0.038,-0.318
M52*2
52
50.701
49.835
0,+0.236
0,+0.375
0,+0.300
0,+0.475
-0.038,-0.218
-0.038,-0.318
M60*2
60
58.701
57.835
0,+0.236
0,+0.375
0,+0.300
0,+0.475
-0.038,-0.218
-0.038,-0.318
M64*2
64
62.701
61.835
0,+0.236
0,+0.375
0,+0.300
0,+0.475
-0.038,-0.218
-0.038,-0.318
M72*2
72
70.701
69.835
0,+0.236
0,+0.375
0,+0.300
0,+0.475
-0.038,-0.218
-0.038,-0.318
美制NPSM螺纹(美国标准ANSI B1.20.1机械连接用直管螺纹60度)
标号
螺纹代号
外螺纹(2A级)
内螺纹(2B级)
大径
中径
小径
中径
最大值
最小值
最大值
最小值
最小值
最大值
最小值
最大值
02
1/8-27NPSM
10.084
9.906
9.462
9.370
9.093
9.246
9.489
9.609
04
1/4-18NPSM
13.360
13.132
12.454
12.342
11.887
12.217
12.487
12.634
06
3/8-18NPSM
 16.815
16.586
15.890
15.776
15.316
15.545
15.926
16.076
08
1/2-14NPSM
20.904
20.650
19.733
19.604
18.974
19.279
19.771
19.942
12
3/4-14NPSM
26.264
26.010
25.077
24.943
24.333
24.638
25.118
25.293
16
1-11.5NPSM
32.842
32.537
31.417
31.270
30.505
30.759
31.460
31.653
20
1.1/4-11.5NPSM
41.605
41.300
40.173
40.020
39.268
39.497
40.218
40.416
24
1.1/2-11.5NPSM
47.676
47.371
46.241
46.086
45.339
45.568
46.286
46.487
32
2-11.5NPSM
59.715
59.411
58.278
58.120
57.379
57.607
58.326
58.532
40
2.1/2-8NPSM
72.161
71.780
70.104
69.916
68.783
69.266
70.160
70.409
48
3-8NPSM
88.062
87.681
86.009
85.816
84.684
85.166
86.068
86.319
NPT布锥管螺纹
标号
螺纹代号                                                             
基面上的直径
螺纹长度
端面大径
大径
中径
小径
管端至基面长
有效长度
02
Z1/8*27
10.242
9.489
8.736
4.102
6.703
9.986
04
Z1/4*18
13.616
12.487
11.385
5.786
10.206
13.254
06
Z3/8*18
17.055
15.926
14.797
6.096
10.358
16.674
08
Z1/2*14
21.223
19.772
18.321
8.128
13.556
20.715
12
Z3/4*14
26.568
25.117
23.666
8.611
13.861
26.030
16
Z1*11.5
33.228
31.461
29.694
10.160
17.343
32.593
20
Z1.1/4*1.5
41.985
40.218
38.451
10.668
17.953
41.318
24
Z1.1/2*11.5
48.054
46.287
44.520
10.668
18.377
47.387
32
Z2*11.5
60.092
58.325
56.558
11.074
19.215
59.400
40
Z2.1/2*8
72.699
70.159
67.619
17.323
28.892
71.616
48
Z3*8
88.608
86.068
83.528
19.456
30.480
87.392
英制螺纹 55度英锥管螺纹
标号
螺纹代号
基本直径
内螺纹
外螺纹
大径
中径
小径
中径公差
小径公差
公差等级
A
B
中径公差
大径公差
中径公差
大径公差
02
G1/8*28
9.728
9.147
8.566
0.170,0
0.282,0
0,-0.170
0,-0.214
0,-0.214
0,-0.214
04
G1/4*19
13.157
12.301
11.445
0.125,0
0.445,0
0.-0.125
0,-0.250
0,-0.250
0,-0.250
06
G3/8*19
16.662
15.806
14.950
0.125,0
0.445,0
0,-0.125
0,-0.250
0,-0.250
0,-0.250
08
G1/2*14
20.955
19.793
18.631
0.142,0
0.541,0
0,-0.142
0,-0.284
0,-0.284
0,-0.284
10
G5/8*14
22.911
21.749
20.587
0.142,0
0.541,0
0,-0.142
0,-0.284
0,-0.284
0,-0.284
12
G3/4*14
26.441
25.279
24.117
0.142,0
0.541,0
0,-0.142
0,-0.284
0,-0.284
0,-0.284
16
G1*11
33.249
31.770
30.291
0.180,0
0.640,0
0,-0.180
0,-0.360
0,-0.360
0,-0.360
20
G1.1/4*11
41.910
40.431
38.952
0.180,0
0.640,0
0,-0.180
0,-0.360
0,-0.360
0,-0.360
24
G1.1/2*11
47.803
46.324
44.845
0.180,0
0.640,0
0,-0.180
0,-0.360
0,-0.360
0,-0.360
32
G2*11
59.614
58.135
56.656
0.180,0
0.640,0
0,-0.180
0,-0.360
0,-0.360
0,-0.360
40
G2.1/2*11
75.184
73.705
72.226
0.217,0
0.640,0
0,-0.217
0,-0.434
0,-0.434
0,-0.434
48
G3*11
87.884
86.405
84.926
0.217,0
0.640,0
0,-0.217
0,-0.434
0,-0.434
0,-0.434
英制螺纹 55度英锥管螺纹
标号
螺纹代号
基面上的直径
基准长度
有效螺纹长度
圆锥内螺纹基面轴向位移的极限偏差
端面大径
大径
中径
小径
基本
最大
最小
基本
最大
最小
02
R1/8*28
9.728
9.147
8.566
4
4.9
3.1
6.5
7.4
5.6
1.1
9.478
04
R1/4*19
13.157
12.301
11.445
6
7.3
4.7
9.7
11
8.4
1.7
12.782
06
R3/8*19
16.662
15.806
14.950
6.4
7.7
5.1
10.1
11.4
8.8
1.7
16.262
08
R1/2*14
20.955
19.793
18.631
8.2
10
6.4
13.2
15
11.4
2.3
20.443
12
R3/4*14
26.441
25.279
24.117
9.5
11.3
7.7
14.5
16.3
12.7
2.3
25.847
16
R1*11
33.249
31.770
30.291
10.4
12.7
8.1
16.8
19.1
14.5
2.9
32.599
20
R1.1/4*11
41.910
40.431
38.952
12.7
15
10.4
19.1
21.4
16.8
2.9
41.116
24
R1.1/2*11
47.803
46.324
44.845
12.7
15
10.4
19.1
21.4
16.8
2.9
47.009
32
R2*11
59.614
58.135
56.656
15.9
18.2
13.6
23.4
25.7
21.1
2.9
58.620
40
R2.1/2*11
75.184
73.705
72.226
17.5
21
14
26.7
30.2
23.2
3.5
74.090
48
R3*11
87.884
86.405
84.926
20.6
24.1
17.1
29.8
33.3
26.3
3.5
86.597
美制螺纹
标号
螺纹代号
外螺纹
内螺纹
公差等级2A
公差等级2B
大径
中径
小径
最大
小径
中径
大径
最小
最大
最小
最大
最小
最小
最大
最小
最大
JIC螺纹
02
5/16×24UNF
7.910
7.727
7.221
7.127
6.650
6.782
7.036
7.249
7.371
7.938
03
3/8*24UNF
9.497
9.314
8.809
8.712
8.237
8.382
8.636
8.837
8.961
9.525
04
7/16*20UNF
11.079
10.874
10.254
10.147
9.568
9.728
10.033
10.287
10.424
11.113
05
1/2*20UNF
12.667
12.461
11.841
11.732
11.156
11.328
11.608
11.875
12.017
12.7
06
9/16*18UNF
14.252
14.031
13.335
13.221
12.573
12.751
13.081
13.371
13.52
14.288
08
3/4*16UNF
19.012
18.773
17.981
17.854
17.12
17.323
17.678
18.019
18.184
19.05
10
7/8*14UNF
22.184
21.923
21.006
20.869
20.025
20.269
20.676
21.046
21.224
22.225
12
1.1/16*12UNF
26.944
26.655
25.57
25.425
24.425
24.689
25.146
25.613
25.801
26.988
16
1.5/16*12UNF
33.294
33.005
31.92
31.773
30.775
31.039
31.496
31.963
32.154
33.338
20
1.5/8*12UNF
41.229
40.94
39.855
39.705
38.71
38.989
39.446
39.901
40.094
41.275
24
1.7/8*12UNF
47.579
47.29
46.205
46.053
45.06
45.339
45.796
46.251
46.449
47.625
32
2.1/2*12UNF
63.452
63.162
62.078
61.92
60.932
61.214
61.671
62.126
62.332
63.5
40
3812UNF
76.157
75.862
74.778
74.618
73.632
73.914
74.371
74.826
75.034
76.2
18HK
1.1/2*10UNF
38.052
37.724
36.401
36.238
35.029
35.357
35.890
36.449
36.660
38.100
ORFS螺纹
04
9/16*18UNF
14.252
14.031
13.335
13.221
12.573
12.751
13.081
13.371
13.52
14.288
06
11/16*16UNF
17.427
17.188
16.396
16.274
15.535
15.748
16.104
16.431
16.589
17.463
08
13/16*16UNF
20.599
20.361
19.568
19.444
18.707
18.923
19.279
19.606
19.766
20.638
10
1*14UNSF
25.357
25.095
24.178
24.036
23.195
23.444
23.825
24.221
24.407
25.4
12
1.3/16*12UN
30.119
29.83
28.754
28.598
27.6
27.864
28.321
28.788
28.979
30.163
16
1.7/16*12UN
36.467
36.177
35.093
34.943
33.947
34.214
34.671
35.138
35.331
36.513
20
1.11/16*12UN
42.817
42.527
41.443
41.29
40.297
40.564
41.021
41.488
41.686
42.863
24
2*12UN
50.754
50.465
49.38
49.25
48.235
48.514
48.971
49.426
49.627
50.8
SAE螺纹
06
5/8×18UNF
15.839
15.618
14.923
14.803
14.161
14.351
14.681
14.958
15.11
15.875
12
1.1/16*14UNF
26.947
26.683
 25.743
25.608
24.74
24.968
25.375
25.783
25.961
26.987
其他美制螺纹

9/16*16UN
14.252
14.013
13.221
13.101
12.36
12.573
12.929
13.256
13.411
14.288

7/8*12UN
22.182
21.892
20.808
20.668
19.662
19.939
20.396
20.851
21.034
22.225

2.1/4*12UN
57.104
56.815
55.73
55.575
54.585
54.864
55.321
55.776
55.976
57.15
可拆式芯子与套筒连接螺纹
软管编号
螺纹代号
外螺纹
内螺纹

公差等级2B
大径
中径
小径
小径
中径
大径
最大
最小
最大
最小
最小
最大
最小
最大
R5-04
9/32*32
7.120
6.967
6.604
6.523
6.175
6.294
6.472
6.629
6.736
7.145
R5-05
46/127*28
9.197
9.032
8.608
8.516
8.115
8.234
8.463
8.636
8.753
9.225
R5-06
107/254*28
10.685
10.520
10.095
10.004
9.603
9.735
9.938
10.123
10.240
10.713
R5-08
9/16*24
14.257
14.074
13.569
13.470
12.997
13.132
13.386
13.599
13.729
14.288
R5-10
11/16*24
17.432
17.249
16.744
16.642
16.172
16.307
16.561
16.774
16.906
17.463
R5-12
13/16*20
20.599
20.399
19.779
19.667
19.347
19.253
19.558
19.812
19.982
20.638
R5-16
1.1/16*18
26.952
26.731
26.035
25.916
25.273
25.451
25.781
26.071
26.228
26.988
R5-20
1.5/16*18
33.299
33.078
32.382
32.258
31.620
31.801
32.131
32.421
32.581
33.338
R5-24
1.9/16*18
39.649
39.428
38.732
38.605
37.970
38.151
38.481
38.771
38.936
39.688
R5-32
2*18
50.762
50.541
49.845
49.715
49.083
49.276
49.606
49.883
50.053
50.800
2A-04
7/16*20
11.079
10.874
10.254
10.147
9.568
9.728
10.033
10.287
10.424
11.113
2A-06
9/16*18
14.252
14.031
13.335
13.221
12.573
12.751
13.081
13.371
13.520
14.288
2A-08
5/8*18
15.839
15.618
14.923
14.803
14.161
14.351
14.681
14.958
15.110
15.875
2A-10
3/4*18
19.014
18.793
18.098
17.981
17.336
17.526
17.856
18.133
18.285
19.050
2A-12
7/8*18
22.189
21.968
21.273
21.156
20.511
20.701
21.031
21.308
21.460
22.225
2A-16
1.3/16*16
30.124
29.870
29.093
28.964
28.232
28.448
28.804
29.131
29.299
30.163
2A-20
1.9/16*18
39.649
39.428
38.732
38.605
37.970
38.151
38.481
38.771
38.936
39.688
新西兰B09内螺纹
标号
你螺纹代号
大径MIN
中径MIN
中径MAX
小径MIN
小径MAX
B-09
0.860in*14
21.844
20.683
20.841
19.522


NPTF+密封管螺纹
标号
螺纹代号
外螺纹小端中径
外螺纹大端中径
外螺纹小端大径最小
外螺纹小端大径最大
外螺纹全牙长度
内螺纹大端中径
内螺纹小端中径
内螺纹大端小径最小
内螺纹大端小径最大
内螺纹全牙长度
2
1/8-27NPTF
9.233
9.652
9.871
9.960
6.703
9.489
9.058
8.763
8.851
6.924
4
1/4-18NPTF
12.126
12.764
13.128
13.215
10.206
12.487
11.862
11.398
11.486
10.020
6
3/8-18NPTF
15.545
16.193
16.547
16.634
10.358
15.926
15.281
14.837
14.924
10.330
8
1/2-14NPTF
19.264
20.111
20.616
20.703
13.556
19.772
18.926
18.333
18.420
13.571
12
3/4-14NPTF
24.579
25.445
25.931
26.018
13.861
25.117
24.239
23.678
23.768
14.054
16
1-11.5NPTF
30.826
31.910
32.474
32.562
17.343
31.461
30.411
29.725
29.813
16.787
20
1.1/4-11.5NPTF
39.551
40.673
41.199
41.287
17.953
40.218
39.136
38.482
38.570
17.295
24
1.1/2-11.5NPTF
45.621
46.769
47.269
47.357
18.377
46.287
45.207
44.551
44.640
17.295
32
2-11.5NPTF
57.633
58.834
59.281
59.369
19.215
58.325
57.219
56.589
56.677
17.701
40
2.1/2-8NPTF
69.076
70.882
71.476
71.559
28.893
70.159
68.481
67.676
67.759
26.848
48
3-8NPTF
84.852
86.757
87.252
87.335
30.480
86.068
84.257
83.585
83.668
28.981
备注:1.表中外螺纹的完整螺纹长度包括不超过一个螺距长度的倒角
      2.表中内螺纹的完整螺纹长度不包括在中径线和倒角交线外的锥口孔。即完整螺纹长度的等于完整内螺纹加一个螺距。

返回文章列表标签:进口压力计(日本压力表)   公制螺纹   英制螺纹   美制螺纹  

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