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Proven to Perform

ATI 304^™ Austenitic Stainless Steel

UNS S30400

Product Documents

Product Specifications By Form

Plate

Composition

Element	Minimum (weight %)	Maximum (weight %)	Typical (weight %)
Cr	17.5	19.5
Ni	8.0	10.5
Mn		2.00
Si		0.75
N		0.10
C		0.07
P		0.045
S		0.030
Fe	Balance

Density

lb/in³	g/cm³
0.285	7.90

Tensile Strength

ksi	MPa
75 min	515 min

Yield Strength

ksi	MPa
30 min	205 min

Hardness

92 HRB max

Elongation

40% min

Specifications

ASTM A240, ASTM A666, ASME SA-240

Sheet

Composition

Element	Minimum (weight %)	Maximum (weight %)	Typical (weight %)
Cr	17.5	19.5
Ni	8.0	10.5
Mn		2.00
Si		0.75
N		0.10
C		0.07
P		0.045
S		0.030
Fe	Balance

Density

lb/in³	g/cm³
0.285	7.90

Tensile Strength

ksi	MPa
75 min	515 min

Yield Strength

ksi	MPa
30 min	205 min

Hardness

92 HRB max

Elongation

40% min

Specifications

ASTM A240, ASTM A666, ASME SA-240

Strip

Composition

Element	Minimum (weight %)	Maximum (weight %)	Typical (weight %)
Cr	17.5	19.5
Ni	8.0	10.5
Mn		2.00
Si		0.75
N		0.10
C		0.07
P		0.045
S		0.030
Fe	Balance

Density

lb/in³	g/cm³
0.285	7.90

Tensile Strength

ksi	MPa
75 min	515 min

Yield Strength

ksi	MPa
30 min	205 min

Hardness

92 HRB max

Elongation

40% min

Specifications

ASTM A240, ASTM A666

Contact

Contact

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