201

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

Datasheet for: Steel Grades:High Alloy: 201

Category	Type	Steel Grade
Steel Grades	High Alloy	201
		N08367
		N 08800
		800
		N 08810
		800H
		N 08811
		N 08904
		904L
		N 08926
		S20100

Chemical composition(mass fraction)(wt.%) of the 201

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.15	1	5.5-7.5	0.06	0.03	16-18	3.5-5.5
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other
≤0.25

Mechanical Properties of steel grade 201

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)
219 (≥)	698 (≥)	44	33	33	Solution and Aging, Annealing, Ausaging, Q+T,etc	342

Physical Properties of steel grade 201

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
14	-	-			0.13	-
835	357	-	11.3	241		-
727	-	41	42.2			321	112

Heat Treatment of steel grade 201

Heat treated : 1257°C - 1862°C

Technological Curves of steel grade 201

No Curve

Cross Reference Table (Equivalent Grade) of 201

Grade	Standard	Country	Application
T12015	UNS	USA	Tungsten series High-Speed Tool Steel
Stellite 2012		USA	Stellite alloy
1.2201	DIN	Germany	Cold working alloy tool steel
S42010	UNS	USA	Martensitic special steel
S42010	UNS	USA	Martensitic special steel
CNS 201		China	CNS standard stainless steel austenite size
STS201			KS standard austenite stainless steel bars(KS D3706-1992)
E8201			Spain structural alloy steel
412010			The Czech republic Structural steel
412011			The Czech republic Structural steel
412014			The Czech republic Structural steel
412015			The Czech republic Structural steel
12010			The Czech republic Structural steel
12011			The Czech republic Structural steel
12014			The Czech republic Structural steel
12015			The Czech republic Structural steel
201-2			Australia Stainless steel
U20100		China	China structural steel and alloy steel
U20150		China	China structural steel and alloy steel
U20102		China	China structural steel and alloy steel

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