GB/T 12773

GB/T 12773 (Valve steel and superalloy bars for internal combustion engines)· GB (China) · 22 materials

Designation	Material group
20Cr21Ni12N	Stainless steels	chevron_right
2Cr21Ni12N	Stainless steels	chevron_right
33Cr23Ni8Mn3N	Stainless steels	chevron_right
40Cr10Si2Mo	Stainless steels	chevron_right
42Cr9Si2	Structural and constructional steels	chevron_right
45Cr14Ni14W2Mo	Stainless steels	chevron_right
45Cr9Si3	Structural and constructional steels	chevron_right
4Cr10Si2Mo	Stainless steels	chevron_right
4Cr14Ni14W2Mo	Stainless steels	chevron_right
4Cr9Si2	Structural and constructional steels	chevron_right
50Cr21Mn9Ni4Nb2WN	Stainless steels	chevron_right
51Cr8Si2	Structural and constructional steels	chevron_right
53Cr21Mn9Ni4N	Stainless steels	chevron_right
55Cr21Mn8Ni2N	Stainless steels	chevron_right
5Cr21Mn9Ni4N	Stainless steels	chevron_right
61Cr21Mn10Mo1V1Nb1N	Stainless steels	chevron_right
83Cr20Si2Ni	Stainless steels	chevron_right
85Cr18Mo2V	Stainless steels	chevron_right
86Cr18W2VRe	Stainless steels	chevron_right
8Cr20Si2Ni	Stainless steels	chevron_right
GH 4080A	Nickel	chevron_right
GH4751	Nickel	chevron_right