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Specification

Grade

（wt%）Chemical Composition（wt%）

C

Mn

P

S

Cr

ASTM

430

≤0.12

≤1.00

≤0.040

≤0.030

16.00～18.00

JIS

SUS 430

≤0.12

≤1.00

≤0.040

≤0.030

16.00～18.00

GB

100Cr17

≤0.12

≤1.00

≤0.040

≤0.030

16.00～18.00

Specification

Grade

Mechanical Property

Physical Property

Y.S.
(N/mm2)

T.S.    (N/mm2)

EL(%)

Hardness
(HRB)

Specific HEAT
(J/g℃)

Modulus of Elasticity
(KN/mm2)

Coefficient of Heat Expansion
10-6cm/cm/℃
（20-100℃）

Thermal
Conductivity
W/m℃(100℃)

JIS

SUS 430

≥205

≥420

≥22

≤88

0.46

200

10.4

26.1

ASTM/GB

43010Cr17

≥205

≥450

≥22

≤89