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牌號
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S30210不銹彈簧鋼絲
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中國ISC
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12Cr18Ni9
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對應(yīng)標(biāo)準(zhǔn)
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GB /T 24588-2019
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不銹彈簧鋼絲
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en:Stainless steel wires for spring
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歸類
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奧氏體不銹鋼
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性能
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耐腐蝕
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說明
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本標(biāo)準(zhǔn)適用于制作彈簧用奧氏體型和沉淀硬化型不銹彈簧鋼絲
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12Cr18Ni9 化學(xué)元素成分含量(%)
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成分
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C
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Si
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Mn
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P
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S
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Cr
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Ni
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N
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最小值
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-
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-
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-
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-
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-
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17
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8
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-
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最BA值
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0.15
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1
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2
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0.045
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0.03
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19
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10
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0.1
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12Cr18Ni9 機械性能
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條件
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抗拉強度
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σb
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Mpa
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冷拉鋼絲；0.2≤d<0.25
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A組
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1700~2050
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冷拉鋼絲；0.25≤d<0.4
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1650~1950
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冷拉鋼絲；0.4≤d<0.6
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1600~1900
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冷拉鋼絲；0.6≤d<1
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1550~1850
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冷拉鋼絲；1≤d<1.4
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1450~1750
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冷拉鋼絲；1.4≤d<2
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1400~1650
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冷拉鋼絲；2≤d<2.5
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1320~1570
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冷拉鋼絲；2.5≤d<4
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1230~1480
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冷拉鋼絲；4≤d<6
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1100~1350
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冷拉鋼絲；6≤d<8
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1020~1270
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冷拉鋼絲；8≤d<9
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1000~1250
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冷拉鋼絲；9≤d<10
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980~1200
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冷拉鋼絲；0.2≤d<0.25
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B組
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2050~2400
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冷拉鋼絲；0.25≤d<0.4
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1950~2300
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冷拉鋼絲；0.4≤d<0.6
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1900~2200
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冷拉鋼絲；0.6≤d<1
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1850~2150
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冷拉鋼絲；1≤d<1.4
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1750~2050
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冷拉鋼絲；1.4≤d<2
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1650~1900
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冷拉鋼絲；2≤d<2.5
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1550~1800
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冷拉鋼絲；2.5≤d<4
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1450~1700
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冷拉鋼絲；4≤d<6
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1350~1600
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冷拉鋼絲；6≤d<8
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1270~1520
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冷拉鋼絲；8≤d<9
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1150~1400
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冷拉鋼絲；9≤d<10
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1000~1250
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冷拉鋼絲；10≤d<12
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1000~1250
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在線咨詢 
