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AISI 1021 SAE UNS G10210 Carbon Steel Foundry

Steel foundry in China for producing AISI 1021 SAE UNS G10210 Carbon Steel castings. The followings are this material's chemical composition, physical and mechanical properties and equivalent material grades.

The following datasheet provides an overview of AISI 1021 carbon steel.

Chemical Composition

The chemical composition of AISI 1021 carbon steel is outlined in the following table.

Element

Content (%)

Iron, Fe

98.78-99.23

Manganese, Mn

0.60-0.90

Carbon, C

0.17-0.230

Sulfur, S

≤ 0.050

Phosphorous, P

≤ 0.040

Physical Properties

The following table shows the physical properties of AISI 1021 carbon steel.

Properties

Metric

Imperial

Density

7.858 g/cm3

0.2839 lb/in³

Mechanical Properties

The mechanical properties of cold drawn AISI 1021 carbon steel are displayed in the following table.

Properties

Metric

Imperial

Tensile strength

470 MPa

68200 psi

Yield strength

395 MPa

57300 psi

Bulk modulus (typical for steel)

140 GPa

20300 ksi

Shear modulus (typical for steel)

80.0 GPa

11600 ksi

Elastic modulus

190-210 GPa

27557-30458 ksi

Poisson's ratio

0.27-0.30

0.27-0.30

Elongation at break (In 50 mm)

15.00%

15.00%

Reduction of area

40.00%

40.00%

Hardness, Brinell

121

121

Hardness, Knoop (converted from Brinell hardness)

140

140

Hardness, Rockwell B (converted from Brinell hardness)

68

68

Hardness, Vickers (converted from Brinell hardness)

126

126

Machinability (based on AISI 1212 steel as 100 machinability. The machinability of Group I bar, rod, and wire products can be improved by cold drawing.)

70

70

Thermal Properties

The thermal properties of AISI 1021 carbon steel are given in the following table.

Properties

Metric

Imperial

Thermal conductivity (typical steel)

49.8 W/mK

346 BTU in/hr.ft².°F

Other Designations

Equivalent materials to the AISI 1021 carbon steel are given in the following table.

ASTM A29

ASTM A510

ASTM A512

ASTM A513

ASTM A545

ASTM A548

ASTM A576

ASTM A635

ASTM A794

ASTM A830

SAE J1397

SAE J403

ASTM A519

SAE J414

SAE J412

ASTM A659

 

 

 

 

Applications

AISI 1021 carbon steel is mostly used in extruding and cold heading processes.

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