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Grade :
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X2CrMoTi18-2通用耐腐蝕鋼片/板和帶材
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Number:
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1.4521
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Classification:
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鐵素體不銹鋼
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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(shù)條件
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EN 10028-7:2007壓力用鋼制扁平產(chǎn)品。不銹鋼
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EN 10296-2:2005機(jī)械和一般工程用焊接圓鋼管。不銹鋼。技術(shù)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(shù)條件
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Equivalent grades:
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Chemical composition % of steel X2CrMoTi18-2 (1.4521): EN 10088-2-2005
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Ti= [4 * (C+N) + 0.15] to 0.80
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可以通過(guò)使用鈦或鈮或鋯來(lái)進(jìn)行穩(wěn)定。根據(jù)這些元素的原子質(zhì)量以及碳和氮的含量，當(dāng)量應(yīng)為：Nb（質(zhì)量%）=Zr（質(zhì)量%
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未經(jīng)買(mǎi)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(duì)鑄件進(jìn)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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Mo
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N
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Ti
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max 0.025
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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 - 20
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1.8 - 2.5
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max 0.03
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0.15 - 0.8
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Mechanical properties of steel X2CrMoTi18-2 (1.4521)
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Rm - Tensile strength (MPa) (+A)
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400-640
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Rp0.2 0.2% proof strength (MPa) (+A)
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280-320
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A - Min. elongation at fracture (%) (+A)
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20
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Properties of steel X2CrMoTi18-2 (1.4521)
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Resistance to intergranular corrosion: in the delivery condition - yes; in the welded condition - yes
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