309S

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China 宝钢Q/BQB 309S 热连轧不锈钢钢板及钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 309S / 309S

Category	Grade	Standard	Region/Area	Standard Content
Metals	309S	Q/BQB 4302	China	热连轧不锈钢钢板及钢带

Chemical composition(mass fraction)(wt.%) of the 309S

Element	Min	Max	Similar
Cr	22.0000	24.0000	-
Ni	12.0000	15.0000	-
S	-	0.0300	-
P	-	0.0450	-
Mn	-	2.0000	-
Si	-	0.7500	-
C	-	0.0800	-

Mechanical Properties of steel grade 309S

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)
142 (≥)	883 (≥)	32	13	31	Solution and Aging, Annealing, Ausaging, Q+T,etc	144

Physical Properties of steel grade 309S

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
31	-	-			0.32	-
154	791	-	43.3	111		-
452	-	33	44.2			333	431

Heat Treatment of steel grade 309S

Heat treated : 1272°C - 1378°C

Technological Curves of steel grade 309S

No Curve

Cross Reference Table (Equivalent Grade) of 309S

Grade	Standard	Country	Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1

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