Bolt Heics Neart Àrd Din 931 / ISO4014 CL 8.8
Ainm nan toraidhean | BOLT HEX DIN 931/ISO4014 leth-shnàthainn |
Coitcheann | DIN, ASTM / ANSI JIS EN ISO, AS, GB |
Ìre | Ìre stàilinn: DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9; SAE: Gr.2,5,8; ASTM: 307A, A325, A490, |
Crìochnachadh | Sinc (Buidhe, Geal, Gorm, Dubh), Hop Dip Galvanized (HDG), Black Oxide, Geomet, Dacroment, anodization, Nickel plated, Zinc-Nickel plated |
Pròiseas Riochdachaidh | M2-M24: Fuar-bhrothaireachd, M24-M100 Teas-bhrothaireachd, Innealachadh agus CNC airson fastener gnàthaichte |
Ùine luaidhe airson bathar gnàthaichte | 30-60 latha, |

Snàthainn sgriubha | M1.6 | M2 | M2.5 | M3 | (M3.5) | M4 | M5 | M6 | (M7) | M8 | M10 | M12 | ||
P | Pàirce | 0.35 | 0.4 | 0.45 | 0.5 | 0.6 | 0.7 | 0.8 | 1 | 1 | 1.25 | 1.5 | 1.75 | |
b | L≤125 | 9 | 10 | 11 | 12 | 13 | 14 | 16 | 18 | 20 | 22 | 26 | 30 | |
125 <L≤200 | 15 | 16 | 17 | 18 | 19 | 20 | 22 | 24 | 26 | 28 | 32 | 36 | ||
L>200 | 28 | 29 | 30 | 31 | 32 | 33 | 35 | 37 | 39 | 41 | 45 | 49 | ||
c | as àirde | 0.25 | 0.25 | 0.25 | 0.4 | 0.4 | 0.4 | 0.5 | 0.5 | 0.6 | 0.6 | 0.6 | 0.6 | |
mionaid | 0.1 | 0.1 | 0.1 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | ||
da | as àirde | 2 | 2.6 | 3.1 | 3.6 | 4.1 | 4.7 | 5.7 | 6.8 | 7.8 | 9.2 | 11.2 | 13.7 | |
ds | meud ainmichte as motha = | 1.6 | 2 | 2.5 | 3 | 3.5 | 4 | 5 | 6 | 7 | 8 | 10 | 12 | |
Ìre A | mionaid | 1.46 | 1.86 | 2.36 | 2.86 | 3.32 | 3.82 | 4.82 | 5.82 | 6.78 | 7.78 | 9.78 | 11.73 | |
Ìre B | mionaid | 1.35 | 1.75 | 2.25 | 2.75 | 3.2 | 3.7 | 4.7 | 5.7 | 6.64 | 7.64 | 9.64 | 11.57 | |
dw | Ìre A | mionaid | 2.54 | 3.34 | 4.34 | 4.84 | 5.34 | 6.2 | 7.2 | 8.88 | 9.63 | 11.63 | 14.63 | 16.63 |
Ìre B | mionaid | 2.42 | 3.22 | 4.22 | 4.72 | 5.22 | 6.06 | 7.06 | 8.74 | 9.47 | 11.47 | 14.47 | 16.47 | |
e | Ìre A | mionaid | 3.41 | 4.32 | 5.45 | 6.01 | 6.58 | 7.66 | 8.79 | 11.05 | 12.12 | 14.38 | 17.77 | 20.03 |
Ìre B | mionaid | 3.28 | 4.18 | 5.31 | 5.88 | 6.44 | 7.5 | 8.63 | 10.89 | 11.94 | 14.2 | 17.59 | 19.85 | |
L1 | as àirde | 0.6 | 0.8 | 1 | 1 | 1 | 1.2 | 1.2 | 1.4 | 1.4 | 2 | 2 | 3 | |
k | Meud Ainmeil | 1.1 | 1.4 | 1.7 | 2 | 2.4 | 2.8 | 3.5 | 4 | 4.8 | 5.3 | 6.4 | 7.5 | |
Ìre A | as àirde | 1.225 | 1.525 | 1.825 | 2.125 | 2.525 | 2.925 | 3.65 | 4.15 | 4.95 | 5.45 | 6.58 | 7.68 | |
mionaid | 0.975 | 1.275 | 1.575 | 1.875 | 2.275 | 2.675 | 3.35 | 3.85 | 4.65 | 5.15 | 6.22 | 7.32 | ||
Ìre B | as àirde | 1.3 | 1.6 | 1.9 | 2.2 | 2.6 | 3 | 3.74 | 4.24 | 5.04 | 5.54 | 6.69 | 7.79 | |
mionaid | 0.9 | 1.2 | 1.5 | 1.8 | 2.2 | 2.6 | 3.26 | 3.76 | 4.56 | 5.06 | 6.11 | 7.21 | ||
k1 | Ìre A | mionaid | 0.68 | 0.89 | 1.1 | 1.31 | 1.59 | 1.87 | 2.35 | 2.7 | 3.26 | 3.61 | 4.35 | 5.12 |
Ìre B | mionaid | 0.63 | 0.84 | 1.05 | 1.26 | 1.54 | 1.82 | 2.28 | 2.63 | 3.19 | 3.54 | 4.28 | 5.05 | |
r | mionaid | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.2 | 0.2 | 0.25 | 0.25 | 0.4 | 0.4 | 0.6 | |
s | meud ainmichte as motha = | 3.2 | 4 | 5 | 5.5 | 6 | 7 | 8 | 10 | 11 | 13 | 16 | 18 | |
Ìre A | mionaid | 3.02 | 3.82 | 4.82 | 5.32 | 5.82 | 6.78 | 7.78 | 9.78 | 10.73 | 12.73 | 15.73 | 17.73 | |
Ìre B | mionaid | 2.9 | 3.7 | 4.7 | 5.2 | 5.7 | 6.64 | 7.64 | 9.64 | 10.57 | 12.57 | 15.57 | 17.57 | |
Fad an t-snàthainn b | - | - | - | - | - | - | - | - | - | - | - | - | ||
Snàthainn sgriubha | (M14) | M16 | (M18) | M20 | (M22) | M24 | (M27) | M30 | (M33) | M36 | (M39) | M42 | ||
P | Pàirce | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 | 3 | 3.5 | 3.5 | 4 | 4 | 4.5 | |
b | L≤125 | 34 | 38 | 42 | 46 | 50 | 54 | 60 | 66 | 72 | - | - | - | |
125 <L≤200 | 40 | 44 | 48 | 52 | 56 | 60 | 66 | 72 | 78 | 84 | 90 | 96 | ||
L>200 | 53 | 57 | 61 | 65 | 69 | 73 | 79 | 85 | 91 | 97 | 103 | 109 | ||
c | as àirde | 0.6 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 1 | 1 | |
mionaid | 0.15 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.3 | 0.3 | ||
da | as àirde | 15.7 | 17.7 | 20.2 | 22.4 | 24.4 | 26.4 | 30.4 | 33.4 | 36.4 | 39.4 | 42.4 | 45.6 | |
ds | meud ainmichte as motha = | 14 | 16 | 18 | 20 | 22 | 24 | 27 | 30 | 33 | 36 | 39 | 42 | |
Ìre A | mionaid | 13.73 | 15.73 | 17.73 | 19.67 | 21.67 | 23.67 | - | - | - | - | - | - | |
Ìre B | mionaid | 13.57 | 15.57 | 17.57 | 19.48 | 21.48 | 23.48 | 26.48 | 29.48 | 32.38 | 35.38 | 38.38 | 41.38 | |
dw | Ìre A | mionaid | 19.64 | 22.49 | 25.34 | 28.19 | 31.71 | 33.61 | - | - | - | - | - | - |
Ìre B | mionaid | 19.15 | 22 | 24.85 | 27.7 | 31.35 | 33.25 | 38 | 42.75 | 46.55 | 51.11 | 55.86 | 59.95 | |
e | Ìre A | mionaid | 23.36 | 26.75 | 30.14 | 33.53 | 37.72 | 39.98 | - | - | - | - | - | - |
Ìre B | mionaid | 22.78 | 26.17 | 29.56 | 32.95 | 37.29 | 39.55 | 45.2 | 50.85 | 55.37 | 60.79 | 66.44 | 71.3 | |
L1 | as àirde | 3 | 3 | 3 | 4 | 4 | 4 | 6 | 6 | 6 | 6 | 6 | 8 | |
k | Meud Ainmeil | 8.8 | 10 | 11.5 | 12.5 | 14 | 15 | 17 | 18.7 | 21 | 22.5 | 25 | 26 | |
Ìre A | as àirde | 8.98 | 10.18 | 11.715 | 12.715 | 14.215 | 15.215 | - | - | - | - | - | - | |
mionaid | 8.62 | 9.82 | 11.285 | 12.285 | 13.785 | 14.785 | - | - | - | - | - | - | ||
Ìre B | as àirde | 9.09 | 10.29 | 11.85 | 12.85 | 14.35 | 15.35 | 17.35 | 19.12 | 21.42 | 22.92 | 25.42 | 26.42 | |
mionaid | 8.51 | 9.71 | 11.15 | 12.15 | 13.65 | 14.65 | 16.65 | 18.28 | 20.58 | 22.08 | 24.58 | 25.58 | ||
k1 | Ìre A | mionaid | 6.03 | 6.87 | 7.9 | 8.6 | 9.65 | 10.35 | - | - | - | - | - | - |
Ìre B | mionaid | 5.96 | 6.8 | 7.81 | 8.51 | 9.56 | 10.26 | 11.66 | 12.8 | 14.41 | 15.46 | 17.21 | 17.91 | |
r | mionaid | 0.6 | 0.6 | 0.6 | 0.8 | 0.8 | 0.8 | 1 | 1 | 1 | 1 | 1 | 1.2 | |
s | meud ainmichte as motha = | 21 | 24 | 27 | 30 | 34 | 36 | 41 | 46 | 50 | 55 | 60 | 65 | |
Ìre A | mionaid | 20.67 | 23.67 | 26.67 | 29.67 | 33.38 | 35.38 | - | - | - | - | - | - | |
Ìre B | mionaid | 20.16 | 23.16 | 26.16 | 29.16 | 33 | 35 | 40 | 45 | 49 | 53.8 | 58.8 | 63.1 | |
Fad an t-snàthainn b | - | - | - | - | - | - | - | - | - | - |
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Snàthainn sgriubha | (M45) | M48 | (M52) | M56 | (M60) | M64 |
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P | Pàirce | 4.5 | 5 | 5 | 5.5 | 5.5 | 6 |
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b | L≤125 | - | - | - | - | - | - |
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125 <L≤200 | 102 | 108 | 116 | - | - | - |
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L>200 | 115 | 121 | 129 | 137 | 145 | 153 |
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c | as àirde | 1 | 1 | 1 | 1 | 1 | 1 |
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mionaid | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
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da | as àirde | 48.6 | 52.6 | 56.6 | 63 | 67 | 71 |
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ds | meud ainmichte as motha = | 45 | 48 | 52 | 56 | 60 | 64 |
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Ìre A | mionaid | - | - | - | - | - | - |
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Ìre B | mionaid | 44.38 | 47.38 | 51.26 | 55.26 | 59.26 | 63.26 |
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dw | Ìre A | mionaid | - | - | - | - | - | - |
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Ìre B | mionaid | 64.7 | 69.45 | 74.2 | 78.66 | 83.41 | 88.16 |
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e | Ìre A | mionaid | - | - | - | - | - | - |
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Ìre B | mionaid | 76.95 | 82.6 | 88.25 | 93.56 | 99.21 | 104.86 |
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L1 | as àirde | 8 | 10 | 10 | 12 | 12 | 13 |
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k | Meud Ainmeil | 28 | 30 | 33 | 35 | 38 | 40 |
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Ìre A | as àirde | - | - | - | - | - | - |
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mionaid | - | - | - | - | - | - |
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Ìre B | as àirde | 28.42 | 30.42 | 33.5 | 35.5 | 38.5 | 40.5 |
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mionaid | 27.58 | 29.58 | 32.5 | 34.5 | 37.5 | 39.5 |
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k1 | Ìre A | mionaid | - | - | - | - | - | - |
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Ìre B | mionaid | 19.31 | 20.71 | 22.75 | 24.15 | 26.25 | 27.65 |
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r | mionaid | 1.2 | 1.6 | 1.6 | 2 | 2 | 2 |
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s | meud ainmichte as motha = | 70 | 75 | 80 | 85 | 90 | 95 |
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Ìre A | mionaid | - | - | - | - | - | - |
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Ìre B | mionaid | 68.1 | 73.1 | 78.1 | 82.8 | 87.8 | 92.8 |
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Fad an t-snàthainn b | - | - | - | - | - | - |
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Feartan agus Buannachdan
Tha ar Bolt Heics Neart Àrd Din 931 / ISO4014 CL 8.8 na cheangal den chiad ìre a chaidh a dhealbhadh gus coinneachadh ris na h-inbhean càileachd is coileanaidh as àirde. Tha ìre neart de 8.8 aig a’ bholt seo, ga dhèanamh foirfe airson tagraidhean a dh’ fheumas ìre àrd de sheasmhachd agus earbsachd.
Air a dhèanamh à stàilinn àrd-inbhe, tha am bolt seo air a dhealbhadh gus seasamh an aghaidh creimeadh agus caitheamh, a’ dèanamh cinnteach à beatha seirbheis fhada eadhon ann an suidheachaidhean cruaidh. Tha a cheann sia-thaobhach a’ leigeil le stàladh agus toirt air falbh gu furasta le iuchair no socaid àbhaisteach, agus tha an dealbhadh snàthainn pàirteach aige a’ toirt greim agus cumhachd cumail nas fheàrr dha.
Tha am bolt seo freagarrach airson raon farsaing de thagraidhean gnìomhachais is togail, a’ gabhail a-steach càradh chàraichean, cruinneachadh innealan, agus pròiseactan structarail. Tha a iomadachd agus a neart ga dhèanamh na roghainn air leth freagarrach do phroifeiseantaich a dh’ fheumas fuasgladh ceangail earbsach nach leig leotha sìos.
Mar sin ma tha feum agad air inneal-ceangail a sheasas ris na suidheachaidhean as cruaidhe, na bi a’ coimhead nas fhaide na ar Bolt Heics Neart Àrd Din 931 / ISO4014 CL 8.8. Leis a’ chàileachd agus an coileanadh sàr-mhath aige, tha e cinnteach gun toir e dhut an seasmhachd agus an earbsachd a dh’ fheumas tu gus an obair a dhèanamh ceart.