Chinese steel type distinction

Alloy structural steel

20-50Mn2, 15-40Cr, 12-42CrMo, 12Cr1MoV, 38CrMoAl, etc

Spring steel

65Mn, 55Si2Mn, 60Si2Mn(A), 30W4Cr2VA, etc

Cold heading steel

ML08-45, ML40Cr, ML35CrMo, etc

Tool steel

Carbon tool steel

T7, T8, T9, T10, T11, T12, T13, T8Mn, etc

Alloy tool steel

9SiCr, 8MnSi, Cr12MoV, CrWMn, 5CrMnMo, 3Cr2W8V, etc

High speed tool steel

W18Cr4V, W6Mo5Cr4V2, etc

Bearing steel

High carbon chromium bearing steel

GCr6, GCr9, GCr9SiMn, GCr15, GCr15SiMn, etc

High carbon chromium stainless bearing steel

9Cr18, 9Cr18Mo, etc

Permeable bearing steel

G20CrMo, G20CrNiMo, G10CrNi3Mo, etc

Stainless steel

0(1)Cr18Ni9, 00Cr18Ni10, 0(1)18Ni12Mo2Ti, 0Cr18Ni10Ti, 00Cr17Ni14Mo2, etc

Heat resistant steel

0Cr25Ni20, 5Cr21Mn9Ni4N, 1Cr25Ni20Si2, 1Cr17, 1(2)Cr13, 4Cr10Si2Mo, etc

High temperature alloy steel

GH2036, GH4033, Incoloy800, Inconel600, etc

Professional steel

Steel for turbine blades

1Cr12, 1Cr13, 1Cr11MoV, 0Cr17Ni14Cu4Nb, etc

Internal combustion engine valve steel

5Cr21Mn9Ni4N, 4Cr14NiW2Mo, 4Cr9Si2, 8Cr20Si2Ni, etc

High temperature bolt steel

20Cr1Mo1VnbTiB and so on

Die steel

Cr12, Cr12MoV1, Cr12MoV, 4Cr5MoSiV1, etc