ISO 4014 ISO 4017 Wind Energy Fasteners Dacromet Geomet 500B Class 8.8 Screw
Drawing:
| Hexagon head bolts-Full thread--Product grades A and B | ||||||||
| ISO4017 & GB/T5783 | ||||||||
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| d | P(mm) | k(mm) | s(mm) | |||||
| A | B | min | max | |||||
| min | max | min | max | A | B | |||
| M1.6 | 0.35 | 0.975 | 1.225 | 0.9 | 1.3 | 3.02 | 2.9 | 3.2 |
| M2 | 0.4 | 1.275 | 1.525 | 1.2 | 1.6 | 3.82 | 3.7 | 4 |
| M2.5 | 0.45 | 1.575 | 1.825 | 1.5 | 1.9 | 4.82 | 4.7 | 5 |
| M3 | 0.5 | 1.875 | 2.125 | 1.8 | 2.2 | 5.32 | 5.2 | 5.5 |
| M3.5 | 0.6 | 2.275 | 2.525 | 2.2 | 2.6 | 5.82 | 5.7 | 6 |
| M4 | 0.7 | 2.675 | 2.925 | 2.6 | 3 | 6.78 | 6.64 | 7 |
| M5 | 0.8 | 3.35 | 3.65 | 3.26 | 3.74 | 7.78 | 7.64 | 8 |
| M6 | 1 | 3.85 | 4.15 | 3.76 | 4.24 | 9.78 | 9.64 | 10 |
| M8 | 1.25 | 5.15 | 5.45 | 5.06 | 5.54 | 12.73 | 12.57 | 13 |
| M10 | 1.5 | 6.22 | 6.58 | 6.11 | 6.69 | 15.73 | 15.57 | 16 |
| M12 | 1.75 | 7.32 | 7.68 | 7.21 | 7.79 | 17.73 | 17.57 | 18 |
| M14 | 2 | 8.62 | 8.98 | 8.51 | 9.09 | 20.67 | 20.16 | 21 |
| M16 | 2 | 9.82 | 10.18 | 9.71 | 10.29 | 23.67 | 23.16 | 24 |
| M18 | 2.5 | 11.29 | 11.72 | 11.15 | 11.85 | 26.67 | 26.16 | 27 |
| M20 | 2.5 | 12.29 | 12.72 | 12.15 | 12.85 | 29.67 | 29.16 | 30 |
| M22 | 2.5 | 13.79 | 14.22 | 13.65 | 14.35 | 33.38 | 33 | 34 |
| M24 | 3 | 14.79 | 15.22 | 14.65 | 15.35 | 35.38 | 35 | 36 |
| M27 | 3 | / | / | 16.65 | 17.35 | / | 40 | 41 |
| M30 | 3.5 | / | / | 18.28 | 19.12 | / | 45 | 46 |
| M33 | 3.5 | / | / | 20.58 | 21.42 | / | 49 | 50 |
| M36 | 4 | / | / | 22.08 | 22.92 | / | 53.8 | 55 |
| M39 | 4 | / | / | 24.58 | 25.42 | / | 58.8 | 60 |
| M42 | 4.5 | / | / | 25.58 | 26.42 | / | 63.1 | 65 |
| M45 | 4.5 | / | / | 27.58 | 28.42 | / | 68.1 | 70 |
| M48 | 5 | / | / | 29.58 | 30.42 | / | 73.1 | 75 |
| M52 | 5 | / | / | 32.5 | 33.5 | / | 78.1 | 80 |
| M56 | 5.5 | / | / | 34.5 | 35.5 | / | 82.8 | 85 |
| M60 | 5.5 | / | / | 37.5 | 38.5 | / | 87.8 | 90 |
| M64 | 6 | / | / | 39.5 | 40.5 | / | 92.8 | 95 |
Mechanical and physical properties:
| Mechanical or physical property |
Property class 8.8 |
| Tensile strength, Rm, | Min.800Mpa |
|
Stress at 0,2 % non proportional elongation, Rp0,2 |
Min.640Mpa |
|
Percentage elongation after fracture for machined test pieces, A |
Min.12% |
|
Percentage reduction of area after fracture for machined test pieces, Z |
Min.52% |
| Rockwell hardness | HRC22-34 |
Product Features:
A hex cap screw is a six-sided bolt with a trimmed hex head and a washer face on the bearing surface
Hex cap screws and hex bolts feature a hexagonal head that is utilized during the tightening of the fastener.
These fasteners are commonly used in construction,machine parts,and maintenance repairs.
Hex cap screws and hex bolts are manufactured in variety of sizes,finishes,grades,and materials depending on application.
Surface Treatment:
GEOMET 500B is applied to fasteners and many type of metallic parts to protect from corrosion, and it is used in many industries
Thin dry-film, non-electrolytic, self-lubricated
Water-based chemistry
Passivated zinc and aluminium flakes in a binder, patented chemistry
Chrome free alternative to DACROMET 500B
Metallic silver appareance
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