
1. Ka tango a DIN7991 i te hoahoa mahunga countersunk, te hoahoa wiri upoko countersunk kia taea ai te rere ki runga i te mata, kaore e puta, ka whakanui ake i te rerehua. I te wa ano, ka whakaratohia e te hex te pai ake o te whakawhiti taipana, te whakaiti i te tupono o te whakaheke me te kino. Ina whakamahia te karaehe kaha teitei (ko te nuinga o te 10.9 te karaehe) i hangaia mai i te rino koranu, he pai te aukati me te kutikuti. Ko te DIN7991 he mea ngawari ki te whakauru me te whakatiki i nga kaareti, he pai hoki mo nga tono e hiahia ana kia wetewetehia.
2. Hexagon flat head screw DIN7991 Kei te whakamahia whānuitia i roto i te maha o nga mara, penei i nga motuka me te waahi hiko hou, te mara aerospace hoia, te hanga kaipuke te mara ahumahi taumaha, te mara taputapu hauora, te waahi miihini kai, te waahi korero hiko me te waahi hiko hau.
| Ingoa Hua | DIN7991 Hex socket countersunk head screws |
| Rauemi | Te waro maitai, Te kowiri tira |
| Mata Mutu | Konutea kōwhai, Pango, Konutea kahurangi me te ma, Kua Hatea |
| Tae | Kōwhai, Pango, Kahurangi Mā, Mā |
| Tau Paerewa | DIN7991 |
| Kōeke | 4.8,8.8,10.9,12.9,A2-70,A4-70 |
| Diamita | M3 M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 |
| Puka miro | Miro taratara, Miro Waenga, Miro pai |
| Te waahi takenga | Hebei, Haina |
| Waitohu | Muyi |
| Puke | Pouaka + kaata kaata + papa |
| Ka taea te whakarite i te hua | |
| 1. Ka tango a DIN7991 i te hoahoa mahunga countersunk, te hoahoa wiri upoko countersunk kia taea ai te rere ki runga i te mata, kaore e puta, ka whakanui ake i te rerehua. I te wa ano, ka whakaratohia e te hex te pai ake o te whakawhiti taipana, te whakaiti i te tupono o te whakaheke me te kino. Ina whakamahia te karaehe kaha teitei (ko te nuinga o te 10.9 te karaehe) i hangaia mai i te rino koranu, he pai te aukati me te kutikuti. Ko te DIN7991 he mea ngawari ki te whakauru me te whakatiki i nga kaareti, he pai hoki mo nga tono e hiahia ana kia wetewetehia. 2. Hexagon flat head screw DIN7991 Kei te whakamahia whānuitia i roto i te maha o nga mara, penei i nga motuka me te waahi hiko hou, te mara aerospace hoia, te hanga kaipuke te mara ahumahi taumaha, te mara taputapu hauora, te waahi miihini kai, te waahi korero hiko me te waahi hiko hau. | |
| Miro Spec D | M3 | M4 | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M18 | M20 | M22 | M24 | |
| P | pitch miro | 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<L ≤ 200 | / | / | / | 24 | 28 | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | |
| L>200 | / | / | / | / | / | 45 | 49 | 53 | 57 | 61 | 65 | 69 | 73 | |
| dk | max=nominal | 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=nominal | 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 | mōrahi | 1.7 | 2.3 | 2.8 | 3.3 | 4.4 | 5.5 | 6.5 | 7 | 7.5 | 8 | 8.5 | 13.1 | 14 |
| s | ingoa | 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 | |
| mōrahi | 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=nominal | 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 | |
Whakauruhia to wahitau imeera ka whakautu matou ki to imeera.