Product：hexagon head scr¥∞→¶ews / full thread 

Specification：M20-M100

Property Class: ISO898-'​1  8.8, 10.9

Elongation after fracture♣λβ¶  

Minimum tensile strength

Lower yield strength or stress¥™ ar 0.2% non-proportional elongatio&♥n

Stress under proof loa≤Ω§÷d

Strength under wedge loading

Hardness

Impact strength Kv， mi®₹α"n at -20℃

Above property requirements comfor'β£m to ISO898-1

Thread tolerance：6g,6e,6h

Tolerance standard：ISO 4π∞​759-1

Surface defect：ISO 6157-1

Quality management systems: ISO9001