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AISI 1045 SAE UNS G10450 Carbon Steel Foundry

Steel foundry in China for producing AISI 1045 SAE UNS G10450 Carbon Steel castings. The followings are this material's chemical composition, physical and mechanical properties and equivalent material grades.

The following sections will discuss in detail about AISI 1045 carbon steel.

Chemical Composition

The chemical composition of AISI 1045 carbon steel is outlined in the following table.

Element

Content (%)

Carbon, C

0.43-0.50

Manganese, Mn

0.60-0.90

Sulfur, S

0.05 (max)

Phosphorous, P

0.04 (max)

Iron, Fe

Balance

Physical Properties

The physical properties of AISI 1045 carbon steel are tabulated below.

Properties

Metric

Imperial

Density

7.87 g/cm3

0.284 lb/in3

Mechanical Properties

The following table shows mechanical properties of cold rolled AISI 1045 carbon steel.

Properties

Metric

Imperial

Tensile strength

585 MPa

84800 psi

Yield strength

450 MPa

65300 psi

Modulus of elasticity

200 GPa

29000 ksi

Shear modulus (typical for steel)

80 GPa

11600 ksi

Poisson’s ratio

0.29

0.29

Elongation at break (in 50 mm)

12 %

12 %

Hardness, Brinell

163

163

Hardness, Knoop (converted from Brinell hardness)

184

184

Hardness, Rockwell B (converted from Brinell hardness)

84

84

Hardness, Vickers (converted from Brinell hardness)

170

170

Thermal Properties

The thermal properties of cold drawn AISI 1045 carbon steel are given in the following table.

Properties

Metric

Imperial

Thermal conductivity

51.9 W/mK

360 BTU in/hr.ft2.°F

Thermal expansion co-efficient (@0.000-100°C/32-212°F)

11.2 µm/m°C

6.22 µm/m°C

Other Designations

Other designations that are equivalent to AISI 1045 carbon steel include the following.

AFNOR XC 42 TS

AFNOR XC 45

AFNOR XC 48

AFNOR XC42

DIN 1.1191

JIS S 45C

JIS S 48 C

SS 1672

ASTM A29

ASTM A510

ASTM A519

ASTM A576

FED QQ-S-635 (C1045)

FED QQ-S-700 (1045)

SAE J403

ASTM A682

SAE J414

ASTM A183 (2-Nuts)

ASTM A236 (1045)

SAE J412

ASTM A266 (1045)

ASTM A827

ASTM A830

QQ S700 (C1045)

SAE J1397 (1045)

 

 

 

Fabrication and Heat Treatment

Heat Treatment

AISI 1045 carbon steel can be heat treated using flame and induction hardening.

Forging

AISI 1045 carbon steel can be hammer forged.

Applications

The following are the application areas of AISI 1045 carbon steel:

Bolts

Studs

Gears

Axles

Shafts

Machine parts.

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