F6M

Stainless Steel

F6M

Low-carbon martensitic, weldable & corrosion resistant. (ASTM A182; equiv ASTM A182 F6NM / JIS SCS6). Nominal values—confirm mill certificate.

Chemical Composition (%)

C0.06
CR11.5
NI3.5
MO0.4

Mechanical Properties

Tensile:≥760 MPa;Yield:≥550 MPa

Chinese Standard

ASTM A182 F6M

Equivalent Standards

ASTM A182 F6NM

Equivalent Grades

JIS SCS6

Applications

低碳马氏体,可焊耐蚀。,"Forging

Available Forms

Cast"

Uses

Ferritic stainless steel with good resistance to stress-corrosion cracking and oxidation, plus formability and lower cost. Used for automotive trim, exhaust systems, domestic appliances, decorative and welded structures.

Heat Treatment

Annealed at 780–850 °C and air cooled; stabilize at 600–800 °C to avoid 475 °C embrittlement; not hardenable by heat treatment.

Precautions

Avoid welding in the 475 °C embrittlement and sigma-phase ranges; use matched filler and minimize heat input. Good resistance to stress-corrosion cracking.

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