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- FREE CUTTING STEEL WIRE ROD 快削钢线材盘元
- Keywords free cutting steel wire;drawbench;process;quality; 易切削钢丝;拉丝;工艺;质量;
- free cutting steel wire 易切削钢丝
- 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。
- In 2002, the output of stainless steel wire rod at Dalian and Taiyuan will meet the demand of domestic market. 2002年，以大连钢铁集团和太原钢铁公司为主的不锈钢线材产品将满足国内市场需求。
- Macrographic method of showing and describing the chemical heterogeneity of effervescent steel wire rod. 沸腾钢线材化学杂质成分及使其显示的显微照像法。
- To do anneal process of bearing steel wire rod experiments with the furnace,a set of sphe... 冷拉轴承钢钢丝,无论中间品和成品,不论规格大小和变形量多少,可采用统一的退火工艺。
- In regard to the technical seps. the steel wire rod we usually operateunder the norm 1006-1008-1010. 关于技术上的 seps。钢的电线竿我们通常操作在基准 1006-1008-1010 之下.
- 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。
- The influence of Cr microalloying on the quality of large size high carbon steel wire rod is discussed. 讨论铬微合金化对大规格高碳钢线材质量的影响。
- 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。
- Two typical examples,namely the Qingdao Iron and Steel and Shaoguan Iron and Steel special steel wire rod mills are presented. 作为典型实例,介绍了中国青岛钢铁公司和韶关钢铁公司的特殊钢线材轧机。
- Steel wire rod futures and futures have been rising on the 3rd row, yesterday's 910 main rebar contract closed at 3916 yuan. 螺纹钢期货和线材期货都已连续3日上涨，昨日螺纹钢期货主力910合约收于3916元。
- 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。
- 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。
- To study growth and remove of concave, U and V shape crack defect using the method simulating transversal crack with test and FEM analysis in the course of multi-pass drawing stainless steel wire rod. 在多道次拉拔不锈钢线材过程中,用模拟表面横裂的方法,通过试验和FEM分析,研究凹形、U形、V形裂纹缺陷的生长和消除。
- Copper Clad Steel wire rod presents with good corrosion resistance,electrical conductivity and mechanical strength,and a becomes better choice of material for messenger and droppers. 铜包钢双金属线材既有良好的导电和抗腐蚀性能,又有较高的机械强度,是一种较好的承力索和吊弦线材。
- Fourth, increase the export tax rebate on the hot roll, plate, strip, coated plate, steel, pipe, and some such as seamless pipe and steel wire rod and bar exports play a positive role. 四是出口退税上调对热卷、中板、带钢、涂镀板、型钢、焊管、部分无缝管及棒线材等钢材产品出口起到一定积极作用。
- The experimental investigation and commercial production of the 45 steel wire rod used for highspeed rolling by recarburizing after tapping in the ladle and CC have been proceeded since 1997. 马鞍山钢铁股份有限公司于1997年采用转炉增碳法连铸生产45钢高线。
- STUDY ON THE Ca-S FREE CUTTING STEEL 钙-硫易切削钢的研究
