材质 
3/8
16
0.388
0.36
0.688
0.669
0.794
0.763
0.268
0.226
0.03
0.01
1/2
13
0.515
0.482
0.875
0.85
1.01
0.969
0.364
0.302
0.03
0.01
5/8
11
0.642
0.605
1.062
1.031
1.227
1.175
0.444
0.378
0.06
0.02
3/4
10
0.768
0.729
1.25
1.212
1.443
1.383
0.524
0.455
0.06
0.02
7/8
9
0.895
0.852
1.438
1.394
1.66
1.589
0.604
0.531
0.06
0.02
1
8
1.022
0.976
1.625
1.575
1.876
1.796
0.7
0.591
0.09
0.03
1-1/8
7
1.149
1.098
1.812
1.756
2.093
2.002
0.78
0.658
0.09
0.03
1-1/4
7
1.277
1.223
2
1.938
2.309
2.209
0.876
0.749
0.09
0.03
1-3/8
6
1.404
1.345
2.188
2.119
2.526
2.416
0.94
0.81
0.09
0.03
1-1/2
6
1.531
1.47
2.375
2.3
2.742
2.622
1.036
0.902
0.09
0.03
1-5/8
6
1.658
1.591
2.562
2.481
2.959
2.829
1.116
0.978
0.09
0.03
1-3/4
5
1.785
1.716
2.75
2.662
3.175
3.035
1.196
1.054
0.12
0.04
1-7/8
6
1.912
1.839
2.938
2.844
3.392
3.242
1.276
1.13
0.12
0.04
2
4.5
2.039
1.964
3.125
3.025
3.608
3.449
1.388
1.175
0.12
0.04
2-1/4
4.5
2.305
2.214
3.5
3.388
4.041
3.862
1.548
1.327
0.19
0.06
2-1/2
4
2.559
2.461
3.875
3.75
4.474
4.275
1.708
1.479
0.19
0.06
2-3/4
4
2.827
2.711
4.25
4.112
4.907
4.688
1.869
1.632
0.19
0.06
3
4
3.081
2.961
4.625
4.475
5.34
5.102
2.06
1.815
0.19
0.06