JIS SUS 303

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Description

JIS JIS SUS 303 Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Stainless Steel: JIS SUS 303

Category	Type	Steel Grade	Standard
Steel Grades	Stainless Steel	JIS SUS 303	JIS
		AFNOR Z 6 CNT 18.10
		AFNOR Z 6 CNU 17.04
		AFNOR Z 8 C 17
		AFNOR Z 8 CD 17.01
		JIS SCS 19
		JIS SUH 309
		JIS SUH 409
		JIS SUN 310
		JIS SUN 616
		JIS SUS 301

Chemical composition(mass fraction)(wt.%) of the JIS SUS 303

Element	Weight %
C	0.15
Mn	2.00
Si	1.00
Cr	17.0-19.0
Ni	8.0-10.0
P	0.2
S	0.15 (min)
Mo(optional)	0.6

Mechanical Properties of steel grade JIS SUS 303

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
636 (≥)	236 (≥)	41	11	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	231

Physical Properties of steel grade JIS SUS 303

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
33	-	-			0.44	-
619	952	-	41.3	112		-
596	-	13	34.2			241	232

Heat Treatment of steel grade JIS SUS 303

Heat treated : 1352°C - 1219°C

Technological Curves of steel grade JIS SUS 303

No Curve

Cross Reference Table (Equivalent Grade) of JIS SUS 303

Grade	Standard	Country	Application
Q195		China	Engineering and welding
Q215		China	Engineering and welding
Q215 B		China	Engineering and welding
Q235		China	Engineering and welding
Q235 B		China	Engineering and welding
Q235 C		China	Engineering and welding
Q235 D		China	Engineering and welding
Q255 A		China	Engineering and welding
Q255 B		China	Engineering and welding
Q275		China	Engineering and welding
Q235q C		China	Bridge structure with steel
Q235q D		China	Bridge structure with steel
Q345q E		China	Bridge structure with steel
Q345q C		China	Bridge structure with steel
ASTM 1030	ASTM	USA	General use carbon steel bar
UNS G10300	UNS	USA	General use carbon steel bar
ASTM 1005	ASTM	USA	General use carbon steel bar
UNS G10050	UNS	USA	General use carbon steel bar
ASTM 1006	ASTM	USA	General use carbon steel bar
UNS G10060	UNS	USA	General use carbon steel bar

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