AISI 4620

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#AISI # #4620

Description

AISI 4620 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: AISI 4620

Category	Type	Steel Grade
Steel Grades	Carbon Steel	AISI 4620
		SAE 4608
		SAE 46B12
		AISI 4613
		SAE 4615
		UNS G46150
		SAE 4617
		UNS G46170
		AISI E4617
		SAE E4617
		AISI 4618

Chemical composition(mass fraction)(wt.%) of the AISI 4620

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.17-0.22	0.15-0.35	0.45-0.65	0.035	0.04		1.65-2.0
Mo	Al	Cu	Nb	Ti	V	Ce
0.2-0.3
N	Co	Pb	B	Other

Mechanical Properties of steel grade AISI 4620

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)
273 (≥)	675 (≥)	23	31	22	Solution and Aging, Annealing, Ausaging, Q+T,etc	122

Physical Properties of steel grade AISI 4620

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
42	-	-			0.42	-
275	717	-	41.3	321		-
317	-	13	42.2			113	132

Heat Treatment of steel grade AISI 4620

Heat treated : 1153°C - 1674°C

Technological Curves of steel grade AISI 4620

No Curve

Cross Reference Table (Equivalent Grade) of AISI 4620

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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