
1. DIN7991 adopts countersunk isi imewe, countersunk isi ịghasa imewe nke mere na ọ nwere ike ịgbanye n'elu, agaghị protrude, dịkwuo aesthetic. N'otu oge ahụ, hex na-enye nnyefe nke torque ka mma, na-ebelata ohere nke mbanye na mmebi. Mgbe a na-eji ọkwa ike dị elu (na-abụkarị 10.9 ọkwa) nke a na-eji ígwè alloy eme ihe, ọ nwere nkwụsị dị mma na nkwụsị nkwụsị. DIN7991 kposara na-eme ka skru dị mfe iji wụnye na ikesi ike, ma dabara maka ngwa ebe achọrọ ịkwasa ugboro ugboro.
2. Hexagon ewepụghị isi ịghasa DIN7991 na ọtụtụ-eji na ọtụtụ ubi, dị ka ụgbọala na ụgbọala ọhụrụ ike ubi, agha aerospace ubi, shipbuilding arọ ụlọ ọrụ ubi, ọgwụ akụrụngwa ubi, nri ígwè ubi, electronic nkwurịta okwu akụrụngwa ubi na ifufe ike ubi.
| Aha ngwaahịa | DIN7991 Hex soket countersunk isi kposara |
| Ihe onwunwe | Carbon ígwè, igwe anaghị agba nchara |
| Emecha elu elu | Zinc na-acha odo odo, gbajiri agbaji, zinc na-acha anụnụ anụnụ na ọcha, Achachapụrụ |
| Agba | Yellow, Black, Blue White, White |
| Ọkọlọtọ Nọmba | DIN7991 |
| Ọkwa | 4.8, 8.8, 10.9, 12.9, A2-70, A4-70 |
| Dayameta | M3 M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 |
| Ụdị eri | Eriri siri ike, eri etiti, eri ọma |
| Ebe esi | Hebei, China |
| Ụdị | Muyi |
| Mkpọ | Igbe + kaadiboodu + pallet |
| Enwere ike ịhazi ngwaahịa ahụ | |
| 1. DIN7991 adopts countersunk isi imewe, countersunk isi ịghasa imewe nke mere na ọ nwere ike ịgbanye n'elu, agaghị protrude, dịkwuo aesthetic. N'otu oge ahụ, hex na-enye nnyefe nke torque ka mma, na-ebelata ohere nke mbanye na mmebi. Mgbe a na-eji ọkwa ike dị elu (na-abụkarị 10.9 ọkwa) nke a na-eji ígwè alloy eme ihe, ọ nwere nkwụsị dị mma na nkwụsị nkwụsị. DIN7991 kposara na-eme ka skru dị mfe iji wụnye na ikesi ike, ma dabara maka ngwa ebe achọrọ ịkwasa ugboro ugboro. 2. Hexagon ewepụghị isi ịghasa DIN7991 na ọtụtụ-eji na ọtụtụ ubi, dị ka ụgbọala na ụgbọala ọhụrụ ike ubi, agha aerospace ubi, shipbuilding arọ ụlọ ọrụ ubi, ọgwụ akụrụngwa ubi, nri ígwè ubi, electronic nkwurịta okwu akụrụngwa ubi na ifufe ike ubi. | |
| Eriri Spec D | M3 | M4 | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M18 | M20 | M22 | M24 | |
| P | eriri eri | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 |
| α | tol (+2) | 90° | 90° | 90° | 90° | 90° | 90° | 90° | 90° | 90° | 90° | 90° | 60° | 60° |
| b | L≤125 | 12 | 14 | 16 | 18 | 22 | 26 | 30 | 34 | 38 | 42 | 46 | 50 | 54 |
| 125 ml ≤ 200 | / | / | / | 24 | 28 | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | |
| L >200 | / | / | / | / | / | 45 | 49 | 53 | 57 | 61 | 65 | 69 | 73 | |
| dk | max=ọnụ ọnụ | 6 | 8 | 10 | 12 | 16 | 20 | 24 | 27 | 30 | 33 | 36 | 36 | 39 |
| min | 5.7 | 7.64 | 9.64 | 11.57 | 15.57 | 19.48 | 23.48 | 26.48 | 29.48 | 32.38 | 35.38 | 35.38 | 38.38 | |
| ds | max=ọnụ ọnụ | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 24 |
| min | 2.86 | 3.82 | 4.82 | 5.82 | 7.78 | 9.78 | 11.73 | 13.73 | 15.73 | 17.73 | 19.67 | 21.67 | 23.67 | |
| e | min | 2.3 | 2.87 | 3.44 | 4.58 | 5.72 | 6.86 | 9.15 | 11.43 | 11.43 | 13.72 | 13.72 | 16 | 16 |
| k | max | 1.7 | 2.3 | 2.8 | 3.3 | 4.4 | 5.5 | 6.5 | 7 | 7.5 | 8 | 8.5 | 13.1 | 14 |
| s | nke aha | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 10 | 12 | 12 | 14 | 14 |
| min | 2.02 | 2.52 | 3.02 | 4.02 | 5.02 | 6.02 | 8.025 | 10.025 | 10.025 | 12.032 | 12.032 | 14.032 | 14.032 | |
| max | 2.1 | 2.6 | 3.1 | 4.12 | 5.14 | 6.14 | 8.175 | 10.175 | 10.175 | 12.212 | 12.212 | 14.212 | 14.212 | |
| t | max=ọnụ ọnụ | 1.2 | 1.8 | 2.3 | 2.5 | 3.5 | 4.4 | 4.6 | 4.8 | 5.3 | 5.5 | 5.9 | 8.8 | 10.3 |
| min | 0.95 | 1.55 | 2.05 | 2.25 | 3.2 | 4.1 | 4.3 | 4.5 | 5 | 5.2 | 5.6 | 8.44 | 9.87 | |
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