B23

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#B23

Description

B23 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: B23

Category	Type	Steel Grade
Steel Grades	Carbon Steel	B23
		5195
		K19526
		1070M
		5160
		B20
		20Cr3
		B21
		20Cr4
		B22
		20MnCr4-2

Chemical composition(mass fraction)(wt.%) of the B23

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.14-0.19	0.4	1.0-1.30	0.025	0.015	0.8-1.1
Mo	Al	Cu	Nb	Ti	V	Ce
	0.05	0.3		+
N	O2	Pb	B	Other
	0.002

Mechanical Properties of steel grade B23

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)
997 (≥)	519 (≥)	33	41	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	233

Physical Properties of steel grade B23

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	-	-			0.43	-
182	643	-	44.3	324		-
998	-	32	44.2			342	232

Heat Treatment of steel grade B23

Heat treated : 1539°C - 1117°C

Technological Curves of steel grade B23

No Curve

Cross Reference Table (Equivalent Grade) of B23

Grade	Standard	Country	Application
B23	SS	Sweden	Carbide for cutting tools
B23	SS	Sweden	Carbide for cutting tools
FB232			Spain structural alloy steel
SNB23-1-5		China	China Taiwan Structural steel

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B23