C45R

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#C45R

Description

C45R Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: C45R

Category	Type	Steel Grade
Steel Grades	Carbon Steel	C45R
		C15R
		1.1140
		C16R
		1.1208
		15NiCr13
		1.5752
		20NiCrMoS2-2
		1.6526
		C40R
		1.1189

Chemical composition(mass fraction)(wt.%) of the C45R

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.42-0.50	0.40	0.50-0.80	0.035	0.020-0.040	≤ 0.40	≤ 0.40
Mo	Al	Cu	Nb	Ti	V	Ce
≤ 0.10
N	Co	Pb	B	Other
				Cr+Ni+Mo ≤ 0.63

Mechanical Properties of steel grade C45R

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)
539 (≥)	451 (≥)	22	43	24	Solution and Aging, Annealing, Ausaging, Q+T,etc	231

Physical Properties of steel grade C45R

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
43	-	-			0.13	-
261	683	-	13.3	331		-
976	-	32	44.2			221	122

Heat Treatment of steel grade C45R

Heat treated : 1263°C - 1728°C

Technological Curves of steel grade C45R

No Curve

Cross Reference Table (Equivalent Grade) of C45R

Grade	Standard	Country	Application
C45R			Spain structural alloy steel
EN C45R	EN		Euronorm Structural steel

Available Suppliers

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Rfq.: sales@longhaisteel.com

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