发布日期:2024-04-09 浏览次数:
标准类型:QC/中国
标准号:QC/T 874-2011
单位:毫米(mm) 规格:ST2.9~ST6.3
(mm) | P | a max | dk max | dk min | k max | No. | M | t max | t min | Drilling plate thickness max | Drilling plate thickness min | z min |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ST2.9 | 1.1 | 1.1 | 5.5 | 5.2 | 1.7 | T10 | 2.8 | 0.91 | 0.65 | 1.9 | 0.7 | 6.25 |
ST3.5 | 1.3 | 1.3 | 7.3 | 6.9 | 2.35 | T15 | 3.35 | 1.3 | 1 | 2.25 | 0.7 | 6.8 |
ST4.2 | 1.4 | 1.4 | 8.4 | 8 | 2.6 | T20 | 3.95 | 1.58 | 1.14 | 3 | 1.75 | 8.7 |
ST4.8 | 1.6 | 1.6 | 9.3 | 8.9 | 2.8 | T25 | 4.5 | 1.78 | 1.39 | 4.4 | 1.75 | 9.3 |
ST5.5 | 1.8 | 1.8 | 10.3 | 9.9 | 3 | T25 | 4.5 | 2.03 | 1.65 | 5.25 | 1.75 | 11 |
ST6.3 | 1.8 | 1.8 | 11.3 | 10.9 | 3.15 | T30 | 5.6 | 2.42 | 2.02 | 6 | 2 | 12 |