AISI A3120

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#AISI # #A3120

Description

AISI A3120 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: AISI A3120

Category	Type	Steel Grade
Steel Grades	Carbon Steel	AISI A3120
		A2345
		2345
		A2512
		2512
		A2515
		2515
		A2517
		2517
		AISI A3115
		SAE 3115

Chemical composition(mass fraction)(wt.%) of the AISI A3120

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.17-0.22	0.2-0.35	0.6-0.8	0.04	0.04	0.55-0.75	1.1-1.4
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other

Mechanical Properties of steel grade AISI A3120

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)
186 (≥)	844 (≥)	22	12	33	Solution and Aging, Annealing, Ausaging, Q+T,etc	222

Physical Properties of steel grade AISI A3120

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
32	-	-			0.11	-
625	292	-	12.3	412		-
421	-	13	44.2			443	412

Heat Treatment of steel grade AISI A3120

Heat treated : 1759°C - 1745°C

Technological Curves of steel grade AISI A3120

No Curve

Cross Reference Table (Equivalent Grade) of AISI A3120

Grade	Standard	Country	Application
AISI 431	AISI	USA	Martensitic special steel
AISI 440A	AISI	China	Martensitic special steel
AISI 440B	AISI	USA	Martensitic special steel
AISI 440F	AISI	USA	Martensitic special steel
AISI 440F Se	AISI	USA	Martensitic special steel
AISI 501	AISI	USA	Martensitic special steel
AISI 501A	AISI	USA	Martensitic special steel
AISI 501B	AISI	USA	Martensitic special steel
AISI 502	AISI	USA	Martensitic special steel
AISI 503	AISI	USA	Martensitic special steel
AISI 504	AISI	USA	Martensitic special steel
AISI S13800		USA	precipitation hardening
AISI S15500	AISI	USA	precipitation hardening
AISI 632	AISI	USA	precipitation hardening
AISI 630	AISI	USA	precipitation hardening
AISI 635	AISI	USA	precipitation hardening
AISI 631	AISI	USA	precipitation hardening
AISI 633	AISI	USA	precipitation hardening
AISI 633	AISI	USA	precipitation hardening
AISI 634	AISI	USA	precipitation hardening

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