A612

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America ASTM A612 中温和低温压力容器用高强度碳素钢板的规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A612 / A612

Category	Grade	Standard	Region/Area	Standard Content
Metals	A612	ASTM A612/A612M	America	中温和低温压力容器用高强度碳素钢板的规范

Chemical composition(mass fraction)(wt.%) of the A612

Element	Min	Max	Similar
V	-	0.0900	-
Si	0.1300	0.5500	-
S	-	0.0250	-
P	-	0.0250	-
Ni	-	0.2800	-
Mo	-	0.0900	-
Mn	0.9200	1.6200	-
Cu	-	0.3800	-
Cr	-	0.2900	-
C	-	0.2900	-

Mechanical Properties of steel grade A612

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)
713 (≥)	354 (≥)	44	12	42	Solution and Aging, Annealing, Ausaging, Q+T,etc	324

Physical Properties of steel grade A612

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	-	-			0.24	-
926	373	-	41.3	243		-
335	-	23	13.2			314	333

Heat Treatment of steel grade A612

Heat treated : 1923°C - 1964°C

Technological Curves of steel grade A612

No Curve

Cross Reference Table (Equivalent Grade) of A612

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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