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- leaded free cutting steel 含铅易切钢
- The hypoeutectoid graphitized free cutting steel was proposed. 具有亚共析组织的钢种其石墨化过程一直很难，因此该钢种开发的关键是促进其石墨化过程。
- During the smelting process of sulfur or lead series free cutting steel, atmospheric pollution is severe, and lead is harmful element to human. 摘要常用的硫系、铅系易切削钢，冶炼时空气污染严重，且铅有毒，对人体有害。
- Sn-free cutting steel, Bi-free cutting steel and graphite free cutting steel without harmful element to human and surroundings will be friendly development material. 锡易切削钢、铋易切削钢、石墨易切削钢由于不添加对人和环境有害的元素，是一种非常友好的开发钢种。
- The principles of elements choice of lead free cutting brass was expatiated.It was pointed out that the lead in lead-brass or bismuth in bismuth-brass is replaced by dispersive intermetallics. 根据金属材料的切削机理和铜合金的基本性质,阐述无铅易切削铜合金成分选择的基本思路,提出以弥散分布的金属间化合物代替易切削铅黄铜中的铅或无铅铋黄铜中的铋,从而实现易切削黄铜的无铅化。
- The morphology of inclusions and fracture of a tin-bearing free cutting steel were observed by means of SEM and the chemical composition of inclusions determined using EDAX analysis. 用扫描电镜观察了含锡易切削钢的夹杂物和断口的形貌,并按能谱分析了夹杂物的化学成分。
- In this paper, development of these three kinds of free cutting steels for machine structure purpose is described. 概述了锡易切削钢、铋易切削钢、石墨易切削钢这3类机械结构用无铅易切削钢的发展情况。
- STUDY ON THE Ca-S FREE CUTTING STEEL 钙-硫易切削钢的研究
- Low Carbon High Sulphur Free Cutting Steel 低碳高硫易切削钢
- sulfur-series free cutting steel powder S系易切削钢粉
- resulphurizing series free cutting steel 硫系易切削钢
- calcium series free cutting steel 钙系易切削钢
- SICO TEST FOR THERMAL PLASTIC ROLLING OF FREE CUTTING STEEL 易切削钢热加工工艺参数的确定
- STUDY ON INCLUSIONS IN A TIN-BEARING FREE CUTTING STEEL 含锡易切削钢夹杂物的研究
- Keywords free cutting steel wire;drawbench;process;quality; 易切削钢丝;拉丝;工艺;质量;
- TK0730 is a no-clean type flux cored wire designed for Lead free. TK0730是一种免清洗型焊剂芯焊锡线,适用于无铅应用。
- Your next BEST choice in Lead Free capable reflow oven. 您的下一个最佳的无铅回流焊炉的选择一定是保乐。
- Role of Tin for Enhancing Cutting Characteristic of the Free Cutting Steel 锡对提高材料切削性能作用的研究
- Please fill up my gasoline tank with lead free premium gas. 请加满油箱-无铅高级汽油。
- Development of Technology for Continuous Casting of Free Cutting Steel 易切削钢连铸工艺开发
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
