
规格(螺纹大径) d D h SR
max min max min max min
6 6.6 6.4 12.5 12.07 3 2.75 10
8 8.6 8.4 17 16.57 4 3.7 12
10 10.74 10.5 21 20.48 4 3.7 16
12 13.24 13 24 23.48 5 4.7 20
16 17.24 17 30 29.48 6 5.7 25
20 21.28 21 37 36.38 6.6 6.24 32
24 25.28 25 44 43.38 9.6 9.24 36
30 31.34 31 56 55.26 9.8 9.44 40
36 37.34 37 66 62.26 12 11.57 50
42 43.34 43 78 77.26 16 15.57 63
48 50.34 50 92 91.13 20 19.48 70