对数 标称截面mm SC KC KX NC NX EX JX TX HFF HFFP HFFR HFFRP HFPFP HFPFPR 0.5
3.3
3.9
3.5
4.2
1.0
4.2
5.0
4.5
5.2
4.7
5.5
5.0
5.7
2.5
6.0
6.8 0.5
5.9
6.6
6.2
7.0
7.1
7.4
1.0
7.8
8.5
8.4
9.2
9.1
9.6
8.7
9.4
9.4 10.2 10.0 10.8
2.5 11.2 12.4 0.5
6.2
7.0
6.6
7.4
7.5
7.9
1.0
8.3
9.1
8.9
9.7
9.5 10.1
9.4 10.2 10.1 10.9 10.6 11.4
2.5 11.8 12.6 13.2 0.5
6.9
7.8
7.3
8.2
8.3
9.0
1.0
9.1
9.9 10.8 10.5 11.4 10.3 11.2 11.2 12.1 11.7 12.7
2.5 13.2 14.1 14.6 0.5
7.7
8.5
8.2
9.1
9.4
9.8
1.0 14.9 15.8 11.3 12.2 12.0 12.9 11.7 12.6 12.7 13.6 13.4 14.4
2.5 13.2 14.1 16.5 0.5
8.4
9.3
9.0
9.9 10.2 10.8
1.0 11.4 12.3 12.2 13.1 13.2 14.1 12.8 13.7 14.0 14.9 14.6 15.8
2.5 16.4 17.3 18.2 0.5
9.5 10.4 10.2 11.1 11.5 12.2
1.0 12.5 13.4 13.6 14.5 14.6 15.6 14.1 15.4 16.3 16.2 17.4
2.5 18.0 18.8 0.5 10.5 11.4 11.2 12.1 12.7 13.6
1.0 13.9 14.8 15.0 15.9 16.1 17.2 15.7 16.6 17.0 17.9 17.9 19.3
2.5 20.1 22.2 0.5 11.4 12.3 12.2 13.1 13.8 14.6
1.0 15.0 15.9 16.3 17.2 17.4 18.7 16.9 17.8 18.4 19.3 19.3 20.9
2.5 21.7 22.6 24.0 0.5 11.7 12.6 12.5 13.4 14.2 15.1
1.0 15.5 16.4 16.9 17.8 18.0 19.4 17.5 18.4 19.1 20.0 20.0 21.6
2.5 22.4 23.3 24.9