602

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602 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 602

Category	Type	Steel Grade
Steel Grades	High Alloy	602
		1.6368
		15NiCuMoNb5
		1.6368
		20MnMoNi4-5
		1.6311
		17MnMoV6-4
		1.5403
		28NiCrMo4
		1.6513
		601

Chemical composition(mass fraction)(wt.%) of the 602

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.30	0.65	0.55			1.25
Mo	Al	Cu	Nb	Ti	V	Ce
0.50					0.25
N	Co	Pb	B	Other	Approximate number
				Fe...	''17-22-A''S

Mechanical Properties of steel grade 602

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)
492 (≥)	632 (≥)	21	42	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	431

Physical Properties of steel grade 602

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
21	-	-			0.42	-
199	413	-	21.3	222		-
543	-	13	41.2			233	122

Heat Treatment of steel grade 602

Heat treated : 1976°C - 1581°C

Technological Curves of steel grade 602

No Curve

Cross Reference Table (Equivalent Grade) of 602

Grade	Standard	Country	Application
T51602	UNS	USA	Alloy tool steel
U33602		China	China structural steel and alloy steel
U34602		China	China structural steel and alloy steel
U20602		China	China structural steel and alloy steel
U21602		China	China structural steel and alloy steel

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Rfq.: sales@longhaisteel.com

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602