ASTM A283/ A283M Grade C Structural Carbon Steel Plate

Sep 30, 2025

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Products Description

 

A283 GR.C plates have become increasingly popular in the construction, manufacturing, and industrial sectors for their excellent properties. These plates are made using mild steel and are an excellent choice for fabricators looking to build long-lasting structures.

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Their popularity stems from their cost efficiency, ease of fabrication, and reliable performance, making them an essential material in many industries.

 

If you want to learn more about A283 GR.C plates, including their properties, characteristics, and applications, this blog post is for you.

 

Products Properties

 

Excellent weldability: ASTM A283 Grade C steel plate has good weldability and is easily welded to other materials.

 

Good mechanical properties: ASTM A283 Grade C steel plate has moderate strength and ductility for a wide range of structural and load requirements.

 

Good corrosion resistance: ASTM A283 Grade C steel plate has good corrosion resistance under common environmental conditions and is suitable for general industrial applications.

 

Machinability: ASTM A283 Grade C steel plate is easy to cut and suitable for traditional machining processes.

 

Advantages and Disadvantages

 

Compared to other similar materials, ASTM A283 Grade C steel has a lower cost and wide availability. It is a common and affordable material suitable for general engineering and structural applications.

 

Disadvantages: ASTM A283 Grade C steel has relatively low strength and high temperature resistance compared to high strength or high temperature resistant materials.

 

In cases where higher strength or high temperature applications are required, other material options may need to be considered.

 

Chemical Composition

 

A283 Grade C Chemical Composition

Grade

The Element Max (%)

C

Si

Mn

P

S

Cu (min)

A283 GR.C

0.24

0.15-0.40

0.90

0.035

0.04

0.20

 

Products Description

 

Grade

A283 Grade C Mechanical Property

Thickness

Yield

Tensile

Elongation

A283 GR.C

mm

Min Mpa

Mpa

Min %

t≦50

380-515

205

25

50<t≦200

380-515

205

22

 

Equivalent steel grade of A283 Grade C

 

Equivalent steel grade of A283 Grade C

Europe

Belgium

Germany

France

Italy

Sweden

India

Japan

U.K

S185,Fe 310-0

A 320

St 33

A 33

Fe 320

SS13,00,00

 

SS 330

 

 

Applications

 

Construction:

Building frames, bridges, and support beams.

 

Pressure Vessels:

Tanks, boilers, and low-pressure containers.

 

Shipbuilding:

Non-critical hull sections and bulkheads.

 

General Fabrication:

Machinery bases, platforms, and agricultural equipment.

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