S31008

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China NB S31008 承压设备用不锈钢和耐热钢锻件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S31008 / S31008

Category	Grade	Standard	Region/Area	Standard Content
Metals	S31008	NB/T 47010	China	承压设备用不锈钢和耐热钢锻件

Chemical composition(mass fraction)(wt.%) of the S31008

Element	Min	Max	Similar
S	-	0.0200	-
P	-	0.0350	-
Ni	19.0000	22.0000	-
Cr	24.0000	26.0000	-
Mn	-	2.0000	-
Si	-	1.5000	-
C	0.0400	0.0800	-

Mechanical Properties of steel grade S31008

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)
633 (≥)	386 (≥)	22	24	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	324

Physical Properties of steel grade S31008

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
24	-	-			0.11	-
554	497	-	42.3	324		-
627	-	23	41.2			441	231

Heat Treatment of steel grade S31008

Heat treated : 1863°C - 1834°C

Technological Curves of steel grade S31008

No Curve

Cross Reference Table (Equivalent Grade) of S31008

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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Rfq.: sales@longhaisteel.com

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