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冶金行业标准(YB) 今日: 0|主题: 2264|排名: 24 

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YB/T 5236-1993 杜美丝芯合金4J43技术条件 attachment lemon2000 2016-12-26 01913 biaozhuns 2016-12-26
YB/T 5237-1993 铁镍铜玻封合金4J41技术条件 attachment lemon2000 2016-12-26 01810 biaozhuns 2016-12-26
YB/T 5238-1993 线纹尺合金4J58技术条件 attachment lemon2000 2016-12-26 01738 biaozhuns 2016-12-26
YB/T 5239-1993 无磁磁尺基体用铁锰合金4J59技术条件 attachment lemon2000 2016-12-26 01903 biaozhuns 2016-12-26
YB/T 5221-1993 合金结构钢圆管坯 attachment lemon2000 2016-12-26 01649 biaozhuns 2016-12-26
YB/T 5222-2004 优质碳素结构钢圆管坯 attachment lemon2000 2016-12-26 02047 biaozhuns 2016-12-26
YB/T 5223-1993 金属热切圆锯片 attachment lemon2000 2016-12-26 01841 biaozhuns 2016-12-26
YB/T 5225-1993 粗直径钢丝绳 attachment lemon2000 2016-12-26 02124 biaozhuns 2016-12-26
YB/T 5240-1993 铁铬玻封合金4J28技术条件 attachment lemon2000 2016-12-26 01758 biaozhuns 2016-12-26
YB/T 5241-1993 低膨胀合金4J32、4J36、4J38和4J40技术条件 attachment lemon2000 2016-12-26 01764 biaozhuns 2016-12-26
YB/T 025-2002 包装用钢带 attachment lemon2000 2016-12-26 02248 biaozhuns 2016-12-26
YB/T 5198-2004 电梯钢丝绳用钢丝 attachment lemon2000 2016-12-26 01866 biaozhuns 2016-12-26
YB/T 5202.1-2003 不定形耐火材料试样制备方法 第1部分:耐火浇注料 attachment lemon2000 2016-12-26 24013 biaozhuns 2019-10-30
YB/T 5207-2005 硬质粘土熟料 attachment lemon2000 2016-12-26 01812 biaozhuns 2016-12-26
YB/T 5208-2004 菱镁石 attachment lemon2000 2016-12-26 02018 biaozhuns 2016-12-26
YB/T 5209-2000 传动轴用电焊钢管 attachment lemon2000 2016-12-26 01608 biaozhuns 2016-12-26
YB/T 5213-2005 炭块耐碱性试验方法 attachment lemon2000 2016-12-26 01867 biaozhuns 2016-12-26
YB/T 5197-2005 航空用钢丝绳 attachment lemon2000 2016-12-26 01920 biaozhuns 2016-12-26
YB/T 5227-2005 汽车车轮轮辋用热轧型钢 attachment lemon2000 2016-12-26 02027 biaozhuns 2016-12-26
YB/T 5243-1993 抗震耐磨轴尖合金3J40 attachment lemon2000 2016-12-26 02016 biaozhuns 2016-12-26
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