DIN85 开槽盘头螺钉 slotted pan head screws ISO1580 GB67-85
螺纹尺寸
d ① | |
| P ② | 螺距 | | a | 最大值 | | dk | 最大值=公称 | | 最小值 | | k | 最大值=公称 | | 最小值 | | n | 公称 | | 最小值 | | 最大值 | | t | 最小值 | | r | 最小值 | | 最大值 | | x | 最大值 |
| | 0.5 | 0.6 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | | 1 | 1.2 | 1.4 | 1.6 | 2 | 2.5 | 3 | | 6 | 7 | 8 | 10 | 12 | 16 | 20 | | 5.7 | 6.64 | 7.64 | 9.64 | 11.57 | 15.57 | 19.48 | | 1.8 | 2.1 | 2.4 | 3 | 3.6 | 4.8 | 6 | | 1.66 | 1.96 | 2.26 | 2.86 | 3.3 | 4.5 | 5.7 | | 0.8 | 1 | 1.2 | 1.2 | 1.6 | 2 | 2.5 | | 0.86 | 1.06 | 1.26 | 1.26 | 1.66 | 2.06 | 2.56 | | 1 | 1.2 | 1.51 | 1.51 | 1.91 | 2.31 | 2.81 | | 0.7 | 0.8 | 1 | 1.2 | 1.4 | 1.9 | 2.4 | | 0.6 | 0.7 | 0.8 | 1 | 1.2 | 1.6 | 2 | | 1.2 | 1.4 | 1.6 | 2 | 2.4 | 3.2 | 4 | | 1.25 | 1.5 | 1.75 | 2 | 2.5 | 3.2 | 3.8 |
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①,尽量不采用带括号的规格。
②,P = 粗牙螺纹螺距。
③,材料：
a)钢，强度等级：4.8,5.8,8.8按ISO 898-1
b)不锈钢，性能等级：A2-70，A4-70按DIN 267-11
c)CuZn=铜锌合金，按DIN 267-18 |
| 材料 | |
| 通用要求 | | 螺纹 | 公差 |
| | 标准 |
| | 机械性能 | 等级(材料)② |
| | 标准 |
| | 公差 | 产品等级 |
| | 标准 |
| | 表面处理 | - |
| | - |
| | 表面粗糙度 | | 表面缺陷 | | 验收及包装 | | 备注 |
| | DIN 267 part 1 | | 6g① | | DIN 13 part 13,15 | | 4.8，5.8，8.8 | A2-70，A4-70 | CuZn = 铜锌合金
CU2 或 CU3 由制造商选择 | | ISO 898 part 1 | DIN 267 part 11 | DIN 267 part 18 | | A | | ISO 4759 part 1 | 不经处理
8.8 blackened （thermal or chemical) | Bright | Bright | 电镀 DIN 267 part 9
其他表面处理由供需双方协议。 | | DIN 267 part 2 | | DIN 267 part 19 | | DIN 267 part 5 | ① Only for screws without surace protecton, the 6g tolerance makes it possible for normal coating thicknesses to be applied in accordance with DIN 267 part 9, the reference line not being exceeded. Depending on the coating thickness required, a larger fundamental deviation shall be selected than that for the g position. This might, however, impair the resistance to stripping of the bolt / nut assembly.
② 其他强度等级或材料或某种类型的材料，例如 CU3，通过协议。 |
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