冶金标准物质-标准物质实验室【北京华研】
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YSBS35246-2019 20CrMnTi合金结构钢标准样品20CrMnTi合金结构钢标准样品 Standard sample of 20CrMnTi alloy structural steel 1块
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YSBS35245-2019 40Cr合金结构钢标准样品40Cr合金结构钢标准样品 Standard sample for 40Cr alloy structural steel 1块
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YSBS35244-2019 40Mn2合金结构钢标准样品40Mn2合金结构钢标准样品 Standard sample for 40Mn2 alloy structural steel 1块
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YSBS35243-2019 20Cr合金结构钢标准样品20Cr合金结构钢标准样品 Standard sample of 20Cr alloy structural steel 1块
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YSBS35242-2019 20CrMoA合金结构钢标准样品20CrMoA合金结构钢标准样品 Standard sample of 20CrMoA alloy structural steel 1块
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YSBS35241-2019 Q345B标准样品Q345B标准样品 Q345B standard sample 1块
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YSBS35232c-2019 中低合金钢-4中低合金钢标准样品中低合金钢-4中低合金钢标准样品 Medium and low alloy steels -4 standard samples of medium and low alloy steels 1块
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YSBS35232b-2019 中低合金钢-3中低合金钢标准样品中低合金钢-3中低合金钢标准样品 Medium and low alloy steels -3 standard samples of medium and low alloy steels 1块
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YSBS35232a-2019 中低合金钢-2中低合金钢标准样品中低合金钢-2中低合金钢标准样品 Medium and low alloy steels -2 standard samples of medium and low alloy steels 1块
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YSBS35232-2019 中低合金钢-1中低合金钢标准样品中低合金钢-1中低合金钢标准样品 Medium and low alloy steels -1 standard sample of medium and low alloy steels 1块
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