EN 15048-1
PRODUCTS：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 meet ISO898-1, CL 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
Post time: Nov-28-2021