Stainless steel wire

Number and representation method of stainless steel

①Use international chemical element symbols and national symbols to represent chemical components, and Arabic letters to represent component content:

Such as: China, Russia 12CrNi3A

②Use fixed-digit numbers to indicate steel series or numbers; such as: the United States, Japan, 300 series, 400 series, 200 series;

③The serial number is composed of Latin letters and sequence, which only indicates the purpose.

my country's numbering rules

①Using element symbols

②Purpose, Chinese pinyin, open hearth steel: P, boiling steel: F, killed steel: B, Class A steel: A, T8: special 8,

GCr15: Ball

◆Alloy steel, spring steel, such as: 20CrMnTi 60SiMn, (using a few ten thousandths to express the content of C)

◆Stainless steel, alloy tool steel (using a few thousandths to express the C content), such as: 1Cr18Ni9 one thousandth (that is,

0.1%C), stainless C≤0.08% such as 0Cr18Ni9, ultra-low carbon C≤0.03% such as 00Cr17Ni13Mo

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