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Grade :
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S43940耐腐蝕鋼片/板和帶材
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Number:
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X2CrTiNb18
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Classification:
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鐵素體不銹鋼-特級
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Density:
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7.7 g/cm 3
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Standard:
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EN 10088-2:2005不銹鋼。通用耐腐蝕鋼片/板和帶材交貨技術條件
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EN 10088-3:2005不銹鋼。一般用途耐腐蝕鋼的半成品、棒材、線材、型材和光亮產品的交貨技術條件
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EN 10028-7:2007壓力用鋼制扁平產品。不銹鋼
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EN 10296-2:2005機械和一般工程用焊接圓鋼管。不銹鋼。技術交付條件
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EN 10088-1:2005不銹鋼。不銹鋼清單
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EN 10088-4:2009不銹鋼。建筑用耐腐蝕鋼片/板和帶材交貨技術條件
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Equivalent grades:
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Chemical composition % of steel X2CrTiNb18 (S43940 ): EN 10088-2-2005
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Nb = ( 3 * C + 0.3 ) to 1.0
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未經買方同意，不得故意將本表中未列出的元素添加到鋼材中，除非對鑄件進行精加工
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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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Nb
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Ti
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max 0.03
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max 1
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max 1
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max 0.04
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max 0.015
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17.5 - 18.5
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0.3 - 1
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0.1 - 0.6
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Mechanical properties of steel X2CrTiNb18 (S43940 )
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Rm - Tensile strength (MPa) (+A)
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430-630
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Rp0.2 0.2% proof strength (MPa) (+A)
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200-250
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A - Min. elongation at fracture (%) (+A)
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18
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Brinell hardness (HB): (+A)
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200
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