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牌號
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1.4539不銹鋼板和鋼帶
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X1NiCrMoCu25-20-5
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對應標準
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NF EN 10088-2-2005
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普通用途不銹鋼板和鋼帶的交貨技術條件
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Part2:Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
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歸類
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奧氏體不銹鋼
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標簽
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標準等級
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X1NiCrMoCu25-20-5 化學元素成分含量(%)
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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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Cu
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Mo
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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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19
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24
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1.2
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4
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-
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最DA值
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0.02
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0.7
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2
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0.03
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0.01
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21
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26
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2
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5
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0.15
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◎ 未經買方同意，不得隨意向鋼中添加表中未列的元素，冶煉精加工除外。采取一切必要措施以防在廢鋼和生產原料中帶入這些元素，因為其會削弱鋼的機械性能，降低鋼的適用性。
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◎ 在詢價和訂購時可商定更嚴格的碳含量范圍。
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X1NiCrMoCu25-20-5 機械性能
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條件
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熱處理或狀態
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抗拉強度
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屈服點
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斷后伸長率或延伸率
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沖擊吸收能量
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σb
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σs
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δ
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KV2
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Mpa
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Mpa
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%
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J
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冷軋帶鋼：T ≤ 8mm
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+AT
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530~730
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( t )
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( t )
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-
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Rp0.2：≥ 240①③
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T＜3mm：≥35③④
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Rp1.0：≥ 270①②
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T ≥ 3mm：≥35③⑤
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③
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熱軋帶鋼：T ≤ 13.5mm
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+AT
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530~730
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( t )
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( t )
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（T＞10mm）
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Rp0.2：≥ 220①③
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T＜3mm：≥35③④
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I：≥ 100；t：≥60
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Rp1.0：≥ 260①②
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T ≥ 3mm：≥35③⑤
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③
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熱軋中厚板：T ≤ 75mm⑥
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+AT
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520~720
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( t )
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( t )
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（T＞10mm）
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Rp0.2：≥ 220①③
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T＜3mm：≥35③④
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I：≥ 100；t：≥60
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Rp1.0：≥ 260①②
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T ≥ 3mm：≥35③⑤
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③
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◎ T-厚度；l-縱向; t-橫向
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◎ +A=軟化退火；+QT=淬火及回火；+P=沉淀硬化；+AT=固溶退火；+SR=消除應力
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① 對于連續熱軋產品，可在詢價和訂購時商定Rp0.2(即表中σs)的最小值提高20MPa，Rp1.0的最小值提高10MPa。
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② 僅作指導
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③ 如果在軋制寬度<300mm的情況下，采用縱向試驗件，最小值減小如下:抗壓強度-15MPa，恒定標距的延伸率-5%，比例標距延伸率-2%。
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④ T＜3mm時適用于標距為80mm、寬度為20mm的試件。也可以使用標距為50mm、寬度為12.5mm的試件。
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⑤ T ≥3mm時適用于標距為5.65√S的試件。
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⑥ T＞75mm，可以協商機械性能。
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* 交貨條件下有抗晶間腐蝕; 致敏條件下有抗晶間腐蝕（根據EN ISO 3651-2進行測試）。
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交付條件下在高溫下的最小屈服強度
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Material designation
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Heat treatment
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Minimum 0.2%-proof strength,MPa
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Minimum 1%-proof strength,MPa
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condition
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at a temperature (in°C) of:
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at a temperature (in°C) of:
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Name
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Number
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100
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150
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200
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250
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300
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350
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400
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450
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500
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550
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100
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150
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200
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250
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300
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350
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400
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450
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500
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550
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X1NiCrMoCu25-20-5
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1.4539
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+AT
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205
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190
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175
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160
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145
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135
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125
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115
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110
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105
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235
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220
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205
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190
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175
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165
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155
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145
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140
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135
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