AISI 1020 Steel, cold rolled

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AISI 1020 Steel, cold rolled
Categories:	Metal; Ferrous Metal; Carbon Steel; AISI 1000 Series Steel; Low Carbon Steel
Material Notes:	1020 steel responds well to cold work and heat treating. Weldability is fair. Applications: Shafts, lightly stressed gears, hard wearing surfaces, pins, chains and case hardened parts where core strength is not critical. 1020 is suitable for case hardened parts where core strength is not critical.
Key Words:	UNS G10200, AMS 5032, AMS 5045, ASTM A29, ASTM A108, ASTM A510, ASTM A519, ASTM A29, A108, A510, A512, A513, A519, A544, A575 M10120, A576, A635, A659, A827, A830, BS 970 040A20, 050A20 (En2C), 050A20 (En2D), 060A20, BS 970 Part 1 070M20, DEF STAN95-1-1 C1020, SAE J412, SAE J414, DIN 1.0402, AFNOR CC 20, UNI C 20, SS14 1450 (Sweden), SAE J403
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Physical Properties	Original Value	Comments

Density	7.87 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Brinell	121
Hardness, Knoop	140	Converted from Brinell
Hardness, Rockwell B	68	Converted from Brinell
Hardness, Vickers	126	Converted from Brinell
Tensile Strength, Ultimate	420 MPa
Tensile Strength, Yield	350 MPa
Elongation at Break	15 %	In 50 mm
Reduction of Area	40 %
Modulus of Elasticity	186 GPa
Bulk Modulus	148 GPa	calculated from elastic modulus and Poisson's ratio
Poissons Ratio	0.29
Machinability	65 %	Based on AISI 1212 steel = 100%
Shear Modulus	72.0 GPa	calculated from elastic modulus and Poisson's ratio

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.0000159 ohm-cm @Temperature 0.000 °C	condition unknown
	0.0000219 ohm-cm @Temperature 100 °C	condition unknown
	0.0000292 ohm-cm @Temperature 200 °C	condition unknown

Thermal Properties	Original Value	Comments
CTE, linear	11.7 µm/m-°C @Temperature 0.000 - 100 °C
	12.8 µm/m-°C @Temperature 0.000 - 300 °C
	13.9 µm/m-°C @Temperature 0.000 - 500 °C
Specific Heat Capacity	0.486 J/g-°C @Temperature >=100 °C	condition unknown
	0.519 J/g-°C @Temperature 150 - 200 °C
	0.599 J/g-°C @Temperature 350 - 400 °C
Thermal Conductivity	51.9 W/m-K	Typical steel

Component Elements Properties	Original Value	Comments
Carbon, C	0.17 - 0.23 %
Iron, Fe	99.08 - 99.53 %	As remainder
Manganese, Mn	0.30 - 0.60 %
Phosphorus, P	<= 0.040 %
Sulfur, S	<= 0.050 %

References for this datasheet.

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M1020A / 6824

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