Our factory specializes in carbon steel and gold steel, and here are some materials that our factory often USES for reference.

The carbon cast steel of the general purpose (astm a732/a732m-1998)

1020

1030

1040

1050

6120

Low alloy cast steel (astm a732/a732m-1998)

4020

4130

4140

4330

4620

6150

8620

8630

Scope of application

This specification covers carbon and low-alloy steel castings made by the investment casting process.