材质 
1/4
20|28|32
0.26
0.237
0.438
0.425
0.505
0.484
0.188
0.15
0.03
0.01
5/16
18|24|32
0.324
0.298
0.5
0.484
0.577
0.552
0.235
0.195
0.03
0.01
3/8
16|24|32
0.388
0.36
0.562
0.544
0.65
0.62
0.268
0.226
0.03
0.01
7/16
14|20|28
0.452
0.421
0.625
0.603
0.722
0.687
0.316
0.272
0.03
0.01
1/2
13|20|28
0.515
0.482
0.75
0.725
0.866
0.826
0.364
0.302
0.03
0.01
5/8
11|18|24
0.642
0.605
0.938
0.906
1.083
1.033
0.444
0.378
0.06
0.02
3/4
10|16|20
0.768
0.729
1.125
1.088
1.299
1.24
0.524
0.455
0.06
0.02
7/8
9|14|20
0.895
0.852
1.312
1.269
1.516
1.447
0.604
0.531
0.06
0.02
1
8|12|20
1.022
0.976
1.5
1.45
1.732
1.653
0.7
0.591
0.09
0.03
1-1/8
7|12|18
1.149
1.098
1.688
1.631
1.949
1.859
0.78
0.658
0.09
0.03
1-1/4
7|12|18
1.277
1.223
1.875
1.812
2.165
2.066
0.876
0.749
0.09
0.03
1-3/8
6|12|18
1.404
1.345
2.062
1.994
2.382
2.273
0.94
0.81
0.09
0.03
1-1/2
6|12|18
1.531
1.47
2.25
2.175
2.598
2.48
1.036
0.902
0.09
0.03
1-5/8
6|12|18
1.658
1.591
2.438
2.356
2.815
2.616
1.116
0.978
0.09
0.03
1-3/4
5|8|12
1.785
1.716
2.625
2.538
3.031
2.893
1.196
1.054
0.12
0.04
1-7/8
6
1.912
1.839
2.812
2.719
3.248
3.099
1.276
1.13
0.12
0.04
2
4.5
2.039
1.964
3
2.9
3.464
3.306
1.388
1.175
0.12
0.04
2-1/4
4.5
2.305
2.214
3.375
3.262
3.897
3.719
1.548
1.327
0.19
0.06
2-1/2
4
2.559
2.461
3.75
3.625
4.33
4.133
1.708
1.479
0.19
0.06
2-3/4
4
2.827
2.711
4.125
3.988
4.763
4.546
1.869
1.632
0.19
0.06
3
4
3.081
2.961
4.5
4.35
5.196
4.959
2.06
1.815
0.19
0.06
3-1/4
4
3.335
3.21
4.875
4.712
5.629
5.372
2.251
1.936
0.19
0.06
3-1/2
4
3.589
3.461
5.25
5.075
6.062
5.786
2.38
2.057
0.19
0.06
3-3/4
4
3.858
3.726
5.625
5.437
6.495
6.198
2.572
2.241
0.19
0.06
4
4
4.111
3.975
6
5.8
6.928
6.612
2.764
2.424
0.19
0.06