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high tensile hexagon head bolts ISO 4014 hexagon head screws HEXAGON HEAD SCREW ISO 4017, CE, DOP, FULL THREAD DIN 933 hexagon bolt fully threaded EN15048 Non-preloaded structural bolting assemblies DAST CE bolt, EN14399 HV HR hexagon bolt for wind turbine generator
EN15048 Non-preloaded structural bolting assemblies
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SPECIFICATIONS
| Bolts grade | 8.8 10.9 |
| Nuts grade | 8 10 |
| Washer hardness class | HV100, HV200, HV300 |
| Thread size | M20-M72 |
| Mechanical properties: | ISO898-1 8.8 10.9 |
| Quality management systems: | ISO9001 |
PERFORMANCE ADVANTAGE
| EN15048 Non-preloaded structural bolting assemblies | |
| Bolts grade: | 8.8 10.9 |
| Nuts grade: | 8 10 |
| Washer hardness class: | HV100, HV200, HV300 |
| Thread size: | M20-M72 |
| Mechanical properties: | ISO898-1 8.8 10.9 |
| Elongation after fracture | |
| Minimum tensile strength | |
| Lower yield strength or stress ar 0.2% non-proportional elongation | |
| Stress under proof load | |
| Strength under wedge loading | |
| Hardness | |
| Impact strength Kv， min at -20℃ | |
| Quality management systems: | ISO9001 |
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