ISO M — Stainless Steel · M01

M01 — Austenitic (304, 316L)

Hardness range: 150–220 HB. Part of the ISO M — Stainless Steel group. Stainless steel presents work-hardening as the main challenge. Austenitic grades (304, 316L) built-up-edge and notch-wear rapidly. Positive, sharp geometry with high-pressure coolant at 15–20 bar is standard. Consistent depth of cut prevents re-cutting the hardened chip ramp.

Material profile — M01
ISO designation
M01 (ISO M — Stainless Steel)
Material
Austenitic (304, 316L)
Hardness
150–220 HB
ISO group colour
Stainless Steel
Tooling guidance — M-group
Group summary
Work hardening is the main challenge. Sharp positive geometry, high-pressure coolant 15–20 bar, consistent DOC.
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