Proven to Perform

ATI 403^™ Martensitic Stainless Steel

UNS S40300

Product Documents

Documents

Data Sheet English (PDF)
Tolerance Guide - Sheet (PDF)
Tolerance Guide - Strip (PDF)

Product Specifications By Form

Plate

Composition

Element	Minimum (weight %)	Maximum (weight %)
Cr	11.5	13.0
Mn		1.00
Ni		0.60
Si		0.50
C		0.15
P		0.040
S		0.030
Fe	Balance

Density

lb/in³	g/cm³
0.280	7.75

Tensile Strength

ksi	MPa
70 min	485 min

Yield Strength

ksi	MPa
30 min	205 min

Hardness

96 HRB max

Elongation

25% min

Specifications

ASTM A176, AMS QQ-S-763

Contact

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ATI 403™ Martensitic Stainless Steel