剥助滚轧直螺纹套筒
钢筋直径 | 外径(mm) | 长度(mm) | ||
钢筋强度级别≤400 | 钢筋强度级别 500 | 钢筋强度级别≤400 | 钢筋强度级别 500 | |
12 | 18 | 19 | 28 | 32 |
14 | 21 | 22.5 | 32 | 36 |
16 | 24 | 25.5 | 36 | 40 |
18 | 27 | 28.5 | 41 | 46 |
20 | 30 | 31.5 | 45 | 50 |
22 | 32.5 | 34.5 | 49 | 54 |
25 | 37 | 39.5 | 56 | 62 |
28 | 41.5 | 44 | 62 | 68 |
32 | 47.5 | 50.5 | 70 | 76 |
36 | 53 | 56.5 | 78 | 84 |
40 | 59 | 62.5 | 86 | 92 |
50 | 74 | 78 | 106 | 112 |