钳头代号 |
钳头台阶 |
适用管柱范围(in |
扭矩
(kN·m) |
5a |
1 |
3⅜, 3¾, 4⅛ , |
55 |
2 |
4⅛, 4¼, 4½, 4⅝, 4¾, 5, 5⅛, 5¼ |
75 |
5b |
1 |
4¼, 4½, 4⅝, 4¾, 5, 5⅛, 5¼ |
2 |
5, 5⅛, 5¼, 5⅜, 5½, 59/16,
5⅝, 5¾ |
3 |
6, 6⅛, 6¼, 6⅜, 6½, 6¾ |
5b1 |
1 |
5¼, 5⅜, 5½, 59/16, 5⅝, 5¾ |
2 |
6, 6⅛, 6¼, 6⅜, 6½, 6⅝ |
3 |
6¾, 7, 7⅜, 8 |
55 |
5c |
1 |
6⅝, 6¾, 7, 71/16, 7¼, 7⅜ |
75 |
2 |
7⅜, 7⅝, 7¾, 8 |
3 |
8½, 8⅝ |
55 |
5d |
1 |
8½, 8⅝, 9½, 9⅝ |
2 |
10⅝, 10¾ |
5e |
1 |
11¾ |
2 |
12¾ |
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