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冶金行业标准(YB) 今日: 0|主题: 2264|排名: 33 

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YB/T 5236-1993 杜美丝芯合金4J43技术条件 attachment lemon2000 2016-12-26 01164 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 01141 biaozhuns 2016-12-26
YB/T 5238-1993 线纹尺合金4J58技术条件 attachment lemon2000 2016-12-26 01070 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 01180 biaozhuns 2016-12-26
YB/T 5221-1993 合金结构钢圆管坯 attachment lemon2000 2016-12-26 01001 biaozhuns 2016-12-26
YB/T 5222-2004 优质碳素结构钢圆管坯 attachment lemon2000 2016-12-26 01326 biaozhuns 2016-12-26
YB/T 5223-1993 金属热切圆锯片 attachment lemon2000 2016-12-26 01179 biaozhuns 2016-12-26
YB/T 5225-1993 粗直径钢丝绳 attachment lemon2000 2016-12-26 01511 biaozhuns 2016-12-26
YB/T 5240-1993 铁铬玻封合金4J28技术条件 attachment lemon2000 2016-12-26 01056 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 01046 biaozhuns 2016-12-26
YB/T 025-2002 包装用钢带 attachment lemon2000 2016-12-26 01479 biaozhuns 2016-12-26
YB/T 5198-2004 电梯钢丝绳用钢丝 attachment lemon2000 2016-12-26 01211 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 22500 biaozhuns 2019-10-30
YB/T 5207-2005 硬质粘土熟料 attachment lemon2000 2016-12-26 01139 biaozhuns 2016-12-26
YB/T 5208-2004 菱镁石 attachment lemon2000 2016-12-26 01314 biaozhuns 2016-12-26
YB/T 5209-2000 传动轴用电焊钢管 attachment lemon2000 2016-12-26 01052 biaozhuns 2016-12-26
YB/T 5213-2005 炭块耐碱性试验方法 attachment lemon2000 2016-12-26 01184 biaozhuns 2016-12-26
YB/T 5197-2005 航空用钢丝绳 attachment lemon2000 2016-12-26 01158 biaozhuns 2016-12-26
YB/T 5227-2005 汽车车轮轮辋用热轧型钢 attachment lemon2000 2016-12-26 01362 biaozhuns 2016-12-26
YB/T 5243-1993 抗震耐磨轴尖合金3J40 attachment lemon2000 2016-12-26 01364 biaozhuns 2016-12-26
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