TASK Finder

Material Groups

Thread Cutting

Stainless steels

  Hardeness
(HB)
Resistance
RM (N/mm2)
Extension
A (%)
Free machining stainless steels Free machining stainless steels <250 <850 <25
Austenitic Austenitic <250 <850 >20
Ferritic/ martensitic < 850 N/mm2 Ferritic/ martensitic < 850 N/mm2 <250 <850 >20
Ferritic/ martensitic 850 - 1150 N/mm2 Ferritic/ martensitic 850 - 1150 N/mm2 >250 >850 >15