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Grade :
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1.4981壓力用無(wú)縫鋼管。不銹鋼管
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Number:
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X8CrNiMoNb16-16
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Classification:
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奧氏體鋼
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Density:
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8 g/cm ?
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Standard:
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EN 10302:2008抗蠕變鋼、鎳和鈷合金
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EN 10216-5:2014壓力用無(wú)縫鋼管。技術(shù)交付條件。不銹鋼管
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EN 10088-1:2005不銹鋼。不銹鋼清單
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Equivalent grades:
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Chemical composition % of steel X8CrNiMoNb16-16 (1.4981): EN 10302-2008
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Nb = 10 * C to 1.2
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C
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Si
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Mn
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Ni
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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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0.04 - 0.1
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0.3 - 0.6
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max 1.5
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15.5 - 17.5
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max 0.035
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max 0.015
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13.5 - 17.5
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1.6 - 2
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max 1.2
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Mechanical properties of steel X8CrNiMoNb16-16 (1.4981)
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Rm - Tensile strength (MPa) (+AT)
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530-690
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Rp0.2 0.2% proof strength (MPa) (+AT)
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215
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KV - Impact energy (J) longitud., (+AT)
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+20°
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100
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KV - Impact energy (J) transverse, (+AT)
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+20°
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60
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A - Min. elongation at fracture (%) (+AT)
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35
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