EN 10277-2 Grade C45 cold drawn

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Description

Steel C45 is suitable for mean loaded parts in vehicle, engine and machine engineering (e.g. transmission shafts, gear wheels, clutch parts). Lowest application temperature -25 °C, favorable creep behaviour up to 480°C. As a bright steel product it is used in the form of bars, bright, straight, in various conditions (see DIN EN 10277 : 1999-10).

Related Standards

EN 10277-2

Equivalent Materials

This material data has been provided by WIAM.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

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Properties

General

Property	Value	Temperature
Density	7.8 - 7.85 g/cm³ Show Material materials with Density of 7.8 - 7.85 g/cm³ at 20.0 °C	20.0 °C

Mechanical

Property	Value	Temperature
Elastic modulus	217 GPa Show Material materials with Elastic modulus of 217 GPa at -100.0 °C	-100.0 °C
	210 - 212 GPa Show Material materials with Elastic modulus of 210 - 212 GPa at 20.0 °C	20.0 °C
	205 - 207 GPa Show Material materials with Elastic modulus of 205 - 207 GPa at 100.0 °C	100.0 °C
	195 - 199 GPa Show Material materials with Elastic modulus of 195 - 199 GPa at 200.0 °C	200.0 °C
	185 - 192 GPa Show Material materials with Elastic modulus of 185 - 192 GPa at 300.0 °C	300.0 °C
	175 - 184 GPa Show Material materials with Elastic modulus of 175 - 184 GPa at 400.0 °C	400.0 °C
	173.19 - 175 GPa Show Material materials with Elastic modulus of 173.19 - 175 GPa at 500.0 °C	500.0 °C
	164 GPa Show Material materials with Elastic modulus of 164 GPa at 600.0 °C	600.0 °C

Elongation	5 - 8 % Show Material materials with Elongation of 5 - 8 % at 20.0 °C	20.0 °C
Poisson's ratio	0.28 [-] Show Material materials with Poisson's ratio of 0.28 [-] at 20.0 °C	20.0 °C
	0.28 [-] Show Material materials with Poisson's ratio of 0.28 [-] at 100.0 °C	100.0 °C
	0.29 [-] Show Material materials with Poisson's ratio of 0.29 [-] at 200.0 °C	200.0 °C
	0.29 [-] Show Material materials with Poisson's ratio of 0.29 [-] at 300.0 °C	300.0 °C
	0.3 [-] Show Material materials with Poisson's ratio of 0.3 [-] at 400.0 °C	400.0 °C
	0.3 [-] Show Material materials with Poisson's ratio of 0.3 [-] at 500.0 °C	500.0 °C
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Shear modulus	81 - 82.04 GPa Show Material materials with Shear modulus of 81 - 82.04 GPa at 20.0 °C	20.0 °C
	80.03 GPa Show Material materials with Shear modulus of 80.03 GPa at 100.0 °C	100.0 °C
	77.09 GPa Show Material materials with Shear modulus of 77.09 GPa at 200.0 °C	200.0 °C
	74.16 GPa Show Material materials with Shear modulus of 74.16 GPa at 300.0 °C	300.0 °C
	70.76 GPa Show Material materials with Shear modulus of 70.76 GPa at 400.0 °C	400.0 °C
	66.74 GPa Show Material materials with Shear modulus of 66.74 GPa at 500.0 °C	500.0 °C
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Tensile strength	580 - 1050 MPa Show Material materials with Tensile strength of 580 - 1050 MPa at 20.0 °C	20.0 °C
Yield strength Rp0.2	310 - 565 MPa Show Material materials with Yield strength Rp0.2 of 310 - 565 MPa at 20.0 °C	20.0 °C

Thermal

Property	Value	Temperature	Comment
Coefficient of thermal expansion	1.08E-5 1/K Show Material materials with Coefficient of thermal expansion of 1.08E-5 1/K at -100.0 °C	-100.0 °C
	1.19E-5 1/K Show Material materials with Coefficient of thermal expansion of 1.19E-5 1/K at 20.0 °C	20.0 °C
	1.11E-5 - 1.25E-5 1/K Show Material materials with Coefficient of thermal expansion of 1.11E-5 - 1.25E-5 1/K at 100.0 °C	100.0 °C
	1.21E-5 - 1.3E-5 1/K Show Material materials with Coefficient of thermal expansion of 1.21E-5 - 1.3E-5 1/K at 200.0 °C	200.0 °C
	1.29E-5 - 1.36E-5 1/K Show Material materials with Coefficient of thermal expansion of 1.29E-5 - 1.36E-5 1/K at 300.0 °C	300.0 °C
	1.35E-5 - 1.41E-5 1/K Show Material materials with Coefficient of thermal expansion of 1.35E-5 - 1.41E-5 1/K at 400.0 °C	400.0 °C
	1.45E-5 1/K Show Material materials with Coefficient of thermal expansion of 1.45E-5 1/K at 500.0 °C	500.0 °C
	1.49E-5 1/K Show Material materials with Coefficient of thermal expansion of 1.49E-5 1/K at 600.0 °C	600.0 °C
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Max service temperature	500 °C Show Material materials with Max service temperature of 500 °C		Typical for Carbon Steel
Max service temperature, long	-25 - 0 °C Show Material materials with Max service temperature, long of -25 - 0 °C
Melting point	1380 - 1514 °C Show Material materials with Melting point of 1380 - 1514 °C		Typical for Medium Carbon Steel
Specific heat capacity	423 J/(kg·K) Show Material materials with Specific heat capacity of 423 J/(kg·K) at -100.0 °C	-100.0 °C
	461 - 480 J/(kg·K) Show Material materials with Specific heat capacity of 461 - 480 J/(kg·K) at 20.0 °C	20.0 °C
	479 - 500 J/(kg·K) Show Material materials with Specific heat capacity of 479 - 500 J/(kg·K) at 100.0 °C	100.0 °C
	499 - 550 J/(kg·K) Show Material materials with Specific heat capacity of 499 - 550 J/(kg·K) at 200.0 °C	200.0 °C
	517 - 590 J/(kg·K) Show Material materials with Specific heat capacity of 517 - 590 J/(kg·K) at 300.0 °C	300.0 °C
	536 J/(kg·K) Show Material materials with Specific heat capacity of 536 J/(kg·K) at 400.0 °C	400.0 °C
	558 J/(kg·K) Show Material materials with Specific heat capacity of 558 J/(kg·K) at 500.0 °C	500.0 °C
	587 J/(kg·K) Show Material materials with Specific heat capacity of 587 J/(kg·K) at 600.0 °C	600.0 °C
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Thermal conductivity	41.7 - 52 W/(m·K) Show Material materials with Thermal conductivity of 41.7 - 52 W/(m·K) at 20.0 °C	20.0 °C
	43.4 - 50.6 W/(m·K) Show Material materials with Thermal conductivity of 43.4 - 50.6 W/(m·K) at 100.0 °C	100.0 °C
	43.2 - 48.1 W/(m·K) Show Material materials with Thermal conductivity of 43.2 - 48.1 W/(m·K) at 200.0 °C	200.0 °C
	41.4 - 45.7 W/(m·K) Show Material materials with Thermal conductivity of 41.4 - 45.7 W/(m·K) at 300.0 °C	300.0 °C
	39.1 W/(m·K) Show Material materials with Thermal conductivity of 39.1 W/(m·K) at 400.0 °C	400.0 °C
	36.7 W/(m·K) Show Material materials with Thermal conductivity of 36.7 W/(m·K) at 500.0 °C	500.0 °C
	34.1 W/(m·K) Show Material materials with Thermal conductivity of 34.1 W/(m·K) at 600.0 °C	600.0 °C
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Thermal diffusivity	11.6 mm²/s Show Material materials with Thermal diffusivity of 11.6 mm²/s at 20.0 °C	20.0 °C
	11.3 mm²/s Show Material materials with Thermal diffusivity of 11.3 mm²/s at 100.0 °C	100.0 °C
	10.5 mm²/s Show Material materials with Thermal diffusivity of 10.5 mm²/s at 200.0 °C	200.0 °C
	9.5 mm²/s Show Material materials with Thermal diffusivity of 9.5 mm²/s at 300.0 °C	300.0 °C
	8.3 mm²/s Show Material materials with Thermal diffusivity of 8.3 mm²/s at 400.0 °C	400.0 °C
	7.1 mm²/s Show Material materials with Thermal diffusivity of 7.1 mm²/s at 500.0 °C	500.0 °C
	5.8 mm²/s Show Material materials with Thermal diffusivity of 5.8 mm²/s at 600.0 °C	600.0 °C
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Electrical

Property	Value	Temperature
Electrical resistivity	1.2E-7 - 2.5E-7 Ω·m Show Material materials with Electrical resistivity of 1.2E-7 - 2.5E-7 Ω·m at 20.0 °C	20.0 °C
	2.95E-7 Ω·m Show Material materials with Electrical resistivity of 2.95E-7 Ω·m at 100.0 °C	100.0 °C
	3.65E-7 Ω·m Show Material materials with Electrical resistivity of 3.65E-7 Ω·m at 200.0 °C	200.0 °C
	4.53E-7 Ω·m Show Material materials with Electrical resistivity of 4.53E-7 Ω·m at 300.0 °C	300.0 °C
	5.56E-7 Ω·m Show Material materials with Electrical resistivity of 5.56E-7 Ω·m at 400.0 °C	400.0 °C
	6.74E-7 Ω·m Show Material materials with Electrical resistivity of 6.74E-7 Ω·m at 500.0 °C	500.0 °C
	8.13E-7 Ω·m Show Material materials with Electrical resistivity of 8.13E-7 Ω·m at 600.0 °C	600.0 °C
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Chemical properties

Property
Carbon	0.42 - 0.5 %
Chromium	0.4 %
Manganese	0.5 - 0.8 %
Molybdenum	0.1 %
Nickel	0.4 %
Phosphorus	0.05 %
Silicon	0.4 %
Sulfur	0.045 %