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（AUSTENITE） 321

Chemical&Properties

Specification	Grade	（wt%）Chemical Composition（wt%）
Specification	Grade	C	Mn	Ni	Cr	Ti
ASTM	321	≤0.08	≤2.00	9.00～12.00	17.00～19.00	5(C+N)-0.70
JIS	SUS 321	≤0.08	≤2.00	9.00～13.00	17.00～19.00	≥5C
GB	06Cr18Ni11Ti	≤0.08	≤2.00	9.00～12.00	17.00～19.00	2.00～3.00

Mechanical&Physical Properties

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 312	≥205	≥520	≥40	≤90	0.5	193	16.6	16.1
ASTM/GB	312L/06Cr18Ni11T	≥205	≥515	≥40	≤95

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Huangpu District, Shanghai
Factory address:No. 138, Guangshan Road,
Jinhui Town, Fengxian District, Shanghai
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