Hexagon head bolts
DIN933
Diameter range: M2-M42 Length range: 3mm-380mm
| standard | DIN German standard |
|---|---|
| head shape | Hexagon (single chamfer) |
| Thread | Partial / Full Thread |
| (mm) | M1.6 | M1.7 | M2 | M2.3 | M2.5 | M2.6 | M3 | M3.5 | M4 | M5 | M6 | M7 | M8 | M10 | M12 | M14 | M16 | M18 | M20 | M22 | M24 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| P | 0.35 | 0.35 | 0.4 | 0.45 | 0.45 | 0.45 | 0.5 | 0.6 | 0.7 | 0.8 | 1 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 |
| da(max) | 2 | 2.1 | 2.6 | 2.9 | 3.1 | 3.2 | 3.6 | 4.1 | 4.7 | 5.7 | 6.8 | 7.8 | 9.2 | 11.2 | 13.7 | 15.7 | 17.7 | 20.2 | 22.4 | 24.4 | 26.4 |
| e(min) | 3.41 | 3.82 | 4.32 | 4.95 | 5.45 | 5.51 | 6.01 | 6.58 | 7.66 | 8.79 | 11.05 | 12.12 | 14.38 | 18.9 | 21.1 | 24.49 | 26.75 | 30.14 | 33.53 | 35.72 | 39.98 |
| k(min) | 0.98 | 1.33 | 1.28 | 1.73 | 1.58 | 1.93 | 1.88 | 2.28 | 2.68 | 3.35 | 3.85 | 4.65 | 5.15 | 6.22 | 7.32 | 8.62 | 9.82 | 11.28 | 12.28 | 13.78 | 14.78 |
| k(max) | 1.22 | 1.08 | 1.52 | 1.48 | 1.82 | 1.68 | 2.12 | 2.52 | 2.92 | 3.65 | 4.15 | 4.95 | 5.45 | 6.56 | 7.68 | 8.98 | 10.18 | 11.72 | 12.72 | 14.22 | 15.22 |
| r(min) | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.2 | 0.2 | 0.25 | 0.25 | 0.4 | 0.4 | 0.6 | 0.6 | 0.6 | 0.6 | 0.8 | 0.8 | 0.8 |
| s(max) | 3.2 | 3.5 | 4 | 4.5 | 5 | 5 | 5.5 | 6 | 7 | 8 | 10 | 11 | 13 | 17 | 19 | 22 | 24 | 27 | 30 | 32 | 36 |
| s(min) | 3.02 | 3.32 | 3.82 | 4.32 | 4.82 | 4.82 | 5.32 | 5.82 | 6.78 | 7.78 | 9.78 | 10.73 | 12.73 | 16.73 | 18.67 | 21.67 | 23.67 | 26.67 | 29.67 | 31.61 | 35.38 |
| steel | Stainless steel | nonferrous metals | ||
| General technical conditions | DIN 267-1 | |||
| Thread | tolerance | 6g | ||
| standard | DIN 13-15、DIN 13-12 | |||
| Mechanical properties | Grade | 5.6, 8.8, 10.9; | d≤M20：A2-70、A4-70； | CU2、CU3 |
| d＞M39：According to the agreement | M20＜d≤M39：A2-50、A4-50； | |||
| d≥M39：C3、C4； | ||||
| d＜M39：According to the agreement | ||||
| standard | DIN ISO 898-1 | DIN 267-11 | DIN 267-18 | |
| tolerance | Product grade | d≤24mm and l≤10d or l≤150mm (whichever is smaller): A; | ||
| d＞24mm or l＞10d or l＞150mm (whichever is smaller): B | ||||
| standard | ISO 4759-1 | |||
| surface treatment | without treatment | The surface is smooth and clean without any processing | ||
| 8.8: Black | ||||
| Electroplating technology requirements are in accordance with DIN 267-9; | ||||
| Hot dip galvanizing technical requirements according to DIN 267-10 | ||||
| surface roughness | DIN 267-2 | |||
| surface defects | DIN 267-19 | |||
| Acceptance and packaging | DIN 267-5 | |||
