What are the main implementation standards of tool steel

Tool steel is mainly used for various tools, such as knives, measuring tools, molds and other tools.

The tool steel has high hardness and wear resistance after heat treatment. It has strict requirements for decarburization of steel surface, no inspection of strength requirements, inspection of hardness and internal organization, etc.

The basic standards of tool steel are GB/T 1298, GB/T 1299 and GB/T 9943. The basic standards of tool steel plate include GB/T 9941, YB/T 5058 and so on. Similar foreign standards are: ASTM A680, ASTM A681, ASTM A660; JIS G4401, JIS G4404, JIS G4403; DIN 17350; BS 4659; NF 35-59; ROCT 1435, ROCT 19265; ISO 4957 and so on.