301不锈钢弹簧线:301不锈钢牌号1Cr17Ni7 。化学成分% C:≤0.15 ,Si :≤1.0 ,Mn :≤2.0 ,Cr :16.0~18.0 ,Ni :6.0-8.0,S :≤0.03 ,P :≤0.045
304不锈钢弹簧线:304不锈钢牌号:0Cr18Ni9(0Cr19Ni9);化学成分% C:≤0.07 ,Si :≤1.0 ,Mn :≤2.0 ,Cr :17.0~19.0 ,Ni :8.0~11.0,S :≤0.03 ,P :≤0.035
304L不锈钢弹簧线:304L不锈钢牌号:00Cr19Ni10(0Cr18Ni10),化学成分% C:≤0.07 ,Si :≤1.0 ,Mn :≤2.0 ,Cr :17.0~19.0 ,Ni :8.0~11.0,S :≤0.03 ,P :≤0.035
302不锈钢弹簧线:302不锈钢牌号:1Cr18Ni9.化学成分% C:≤0.15 ,Si :≤1.0 ,Mn :≤2.0 ,Cr :17-19 ,Ni :8.0-10,S :≤0.03 ,P :≤0.045
316不锈钢弹簧线:316不锈钢牌号:0Cr17Ni12Mo2。化学成分% C:≤0.03 Si :≤1.0 Mn :≤2.0 Cr :16.0~18.0 Ni :10.0~14.0 S :≤0.03 P :≤0.045 Mo:2.0~3.0
316L不锈钢弹簧线: 316L不锈钢牌号:00Cr17Ni14Mo2。化学成分% C:≤0.03 Si :≤1.0 Mn :≤2.0 Cr :16.0~18.0 Ni :12.0~15.0 S :≤0.03 P :≤0.045 Mo:2.0~3.0。
310S不锈钢弹簧线:310S不锈钢牌号:0Cr25Ni20/1Cr25Ni20Si2。化学成分% C:≤0.08 Si :≤1.0 Mn :≤2.0 Cr :24.0~26.0 Ni :19.0~22.0 S :≤0.03 P :≤0.045 309S不锈钢弹簧线:309S不锈钢牌号0Cr23Ni13 .化学成分:C:≤0.08 ,Si :≤1.0 ,Mn :≤2.0 ,Cr :22-24 ,Ni :12-15,S :≤0.03 ,P :≤0.045
314不锈钢弹簧线:314不锈钢牌号1Cr25ni20Si2。化学成分% :C≤0.07, Si≤1.00,Mn≤1.00 ,P ≤0.035,S≤0.030,Ni:3.00-5.00,Cr:15.5-17.5,Cu:3.00-5.00,Nb:0.15-0.45 。
840不锈钢弹簧线:840的在国内可以用2520的代替,主要是含镍比例高,抗氧化性强.化学成分% : C:≤0.07,Si ≤1.5, Mn ≤2.0, Cr :18.0~22.0,Ni :18~23.0,S≤0.03,P0.045,Al:0.35,Ti:0.31
630不锈钢弹簧线:630不锈钢牌号0Cr17Ni4Cu4Nb/05Cr17Ni4Cu4Nb 。化学成分% :C≤0.07,Si≤1.00,Mn≤1.00 ,P ≤0.035,S≤0.030,Ni3.00-5.00,Cr15.5-17.5,Cu3.00-5.00,Nb0.15-0.45
631不锈钢弹簧线:630不锈钢又叫17-7PH不锈钢。化学成分% :C≤0.09,Si≤1.00,Mn≤1.00 ,P ≤0.04,S≤0.030,Ni 6.5-8.5,Cr116-18,Al 0.75-1.5
904L不锈钢弹簧线:904L不锈钢牌号:00Cr20Ni25Mo4.5Cu/UNS:N08904/EN:1.4539,904L的化学成分% C≤0.03,Si≤1.00 ,Mn≤2.00,P≤0.035,S≤0.03,Ni:23.0-25.0,Cr:18.0-20.0,Mo:3.0-4.0,Cu:4.0-5.0