SAE 1018

SAE 1018 Chemical Composition:

Element	C	Mn	P (Max)	S (Max)	Fe
Content	0.15-0.20	0.60-0.90	0.04 Max	0.05 Max	Balance

SAE 1018 Mechanical Properties:

Property	Metric	Imperial
Tensile Strength	440 MPa	63,800 psi
Yield Strength	370 MPa	53,700 psi
Modulus of Elasticity	205 GPa	29,700 ksi
Shear Modulus	80 GPa	11,600 ksi
Poisson’s Ratio	0.29	0.29
Elongation at Break	15%	15%
Hardness (Brinell)	126	126
Machinability	70%	70%

SAE 1018 Hardness:

SAE 1018 Carbon Steel usually has a Brinell hardness of 126 HB. This makes it strong and easy to machine for general engineering uses.

SAE 1018 Heat Treatment:

SAE 1018 Carbon Steel can be hardened on the surface to make it harder. This keeps the tough.Thin parts can get as hard, as Rc 42. Thicker parts usually get Rc 28 to 30.

SAE 1018 Hardening:

SAE 1018 Carbon Steel can be made harder on the surface. This is done through carburizing and carbonitriding.  After heating and quick cooling the outside gets harder. Wears better. The inside stays tough. A controlled heating process makes it more durable. This does not make the surface much softer.

SAE 1018 Tempering:

Tempering is done after hardening. This makes SAE 1018 Carbon Steel tougher. It also reduces stress inside.This helps prevent cracks. It keeps the hardness needed. This makes parts that work well and last longer.

SAE 1018 Physical Properties:

Property	Metric	Imperial
Density	7.87 g/cm³	0.284 lb/in³

SAE 1018 Thermal Properties:

Property	Metric	Imperial
Thermal Conductivity	51.9 W/mK	360 BTU in/hr.ft².°F

SAE 1018 Forging Properties:

You can do forging on SAE 1018 Carbon Steel when it’s really hot between 996 and 1260 degrees Celsius. This makes SAE 1018 Carbon Steel a choice for making many different kinds of forged parts.

SAE 1018 Stress Relieving:

To relieve stress in SAE 1018 Carbon Steel you heat it up to 500 to 700 degrees Celsius. Then let it cool down slowly in the air. This helps get rid of the stresses and makes the steel more stable.

SAE 1018 Normalizing:

When you normalize SAE 1018 Carbon Steel you heat it up to 890 to 940 degrees Celsius. Then let it cool down in the air. This makes the grain structure of the steel better. Improves the way it works mechanically.

SAE 1018 Annealing:

To do an annealing of SAE 1018 Carbon Steel you heat it up to 899 degrees Celsius and then cool it down slowly in the furnace. You can also do a process annealing at 649 degrees Celsius to make the steel more flexible and easier to work with.

SAE 1018 Density:

The density of SAE 1018 Carbon Steel is 7.87 grams per centimeter. This makes SAE 1018 Carbon Steel a choice for many different structural and engineering projects.

SAE 1018 Machinability:

SAE 1018 Carbon Steel is pretty easy to machine it is 70 percent as easy to machine as AISI 1212 Carbon Steel. When you machine it the surface comes out smooth. It makes long chips, which makes it perfect for making precise parts.

SAE 1018 Welding:

You can weld SAE 1018 Carbon Steel using different methods, like gas welding, oxyacetylene welding and resistance welding. These methods make reliable welds.

Titan Steel & Engineers Related Products:

Carbon Steel, Alloy Steel, Bright Steel, Spring Steel, Die Steel & Tool Steel, Special Alloy Steel

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