棒 拔制是冷拔钢管生产中应用最广泛的一种生产方法。
Non-mandrel drawing is a method widely used in cold drawn pipe production.
介绍振动时效工艺在精密冷拔钢管生产过程中应用时参数的选择。
This paper discusses how to select the parameters while applying the vibrating age pressing in the production of precision cold-drawing tubes.
实践证明，第三代磷化剂是目前使用性能最好的一种冷拔钢管磷化剂。
It is proved that the third one is the best for cold-drawn steel tubes at present.
建立了冷拔钢管管坯下料长度的数学模型，用CACPP软件系统研究了管坯长度对钢管生产成本的影响。
The effect of tube bloom length on the production coat of the steel tubesis analyzed by CACPP software system.
介绍了北京钢铁研究总院采用计算机仿真技术与计算机辅助设计技术，开发出具有优化功能的钢管冷拔过程CAD系统通用软件。
The paper introduces CAD system of steel tube cold drawing process which is a software with optimum function developed by Iron & steel General Institute on basis of computer imitation technology.
专业从事生产各种牌号的冷拔不锈钢无缝钢管，全线采用具有国内先进水平的工艺加工。
Professional engaged in the production of various grades of cold-drawn stainless steel seamless steel tubes, all used with the domestic advanced level of processing.
主要产品分为：1、各种规格冷拔无缝钢管，用于机械、化工等行业。
The main products are: 1, various specifications Cold-drawn seamless steel tubes for mechanical, chemical and other industries.
残余应力的符号和大小在很大程度上取决于钢管在拔制工具中的初始变形率。
The magnitude and symbol of the residual stress greatly depends on the initial deformation rate of the pipe under drawing with the working tools.
本文简要介绍了运用此工艺冷拔碳钢管试生产情况。
The test drawing of carbo steel pipes using the process is described briefly.
在无缝钢管的冷拔过程中，存在着冷作硬化和氢脆现象，它们是造成钢管开裂的主要原因。
There exist problems of cold-working hardening and hydrogen-brittle in the cold-drawing process for seamless steel tube, responsible for the cracking in the steel tube.
简要介绍了俄罗斯莫斯科钢管厂开发的短顶头和无顶头拔制碳素钢管的化学处理工艺。
The brief introduction concerns the chemical treatment process developed by Moskvosk steel tube Works, Russia for carbon steel tubes drawn with short-plug or non-plug process.
本文简述了无缝钢管冷拔前头部加热炉的改造。
The article denotes the modification on the heating furnace prior to pointing on seamless steel pipe end for cold drawing.
冷拔无缝钢管内表面的氧化皮始终以块状或粉末状存在，难以满足用户的使用要求。
As a chronic problem with cold-drawn seamless steel pipes, inner surface scale in the form of lump or powder makes such pipes unsatisfactory to relevant customer requirement.
介绍了D652新钢种的研制及采用该钢种试制起重臂用冷轧(拔)无缝钢管的工艺研究情况。
Introduced in the paper are the development of the new D652 steel and the research concerning the trial production of the cold-rolled (drawn) seamless tubes for lifting arm with the said steel.
介绍了辊模拔制异型钢管的特点，进行了辊模拔制和固定模拔制试验。
The paper deals with features of roll-die drawing of shaped steel tubes and experiments of roll-die drawing and fixed-die drawing.
已按此工艺生产出满足使用要求的冷拔精密无缝钢管。
With the said process, cold-drawn precision seamless steel tubes up to relevant ap...
分析了钢管辊拔的特征，推导出辊拔时辊拔力的解析式。
Based on analysis of the characteristics of steel pipe roller die drawing process, the analytical equation for the drawing force during roller die drawing operation is derived.
试验证明，辊拔工艺可显著降低拔制力，提高异型钢管表面质量。
The said experiments show that with the roll-die drawing process the drawing force can be considerably reduced and surface quality of the shape steel tube improved.
数值计算结果表明：材料曲线和强化规律均对拔制力和钢管的尺寸精度有重要的影响。
Numerical results have showed that both the models of material and the law of hardening have the important influences to the drawing forces and precision of the tube.
空拔后钢管的弯曲度越大，均壁作用越小，甚至加剧壁厚不均。
The greater the tube-flexure after drawing is, the worse the wall-uniform effect and even the non-uniformity of wall thickness is aggravated.
本公司拥有无缝钢管穿孔机组生产线两条，冷拔生产线六条，热轧生产线一条和焊接钢管生产线两条。
This company has seamless steel pipe perforation unit production line two, cold draw production line six, hot rolling production line with welded steel pipe production line two.
普利茅斯钢管生产圆形与异形钢管以及热挤、冷拔特殊型钢，所生产的钢种有碳钢、合金钢、不锈钢与镍基合金钢。
Plymouth Tube COMPANY Description Plymouth Tube is a manufacturer of round and specialty shaped tubing, extruded and cold drawn shapes in Carbon, Alloy, Stainless Steel and Nickel Alloys.
双圈防护网结构：用冷拔碳钢丝焊接成网筒状卷边与网面一体，用连接附件与钢管支柱固定。
Structure: the edges are cylingder rooled with colddrawn lowcarbon steel wire, forming a whole with the mesh sheet.
双圈防护网结构：用冷拔碳钢丝焊接成网筒状卷边与网面一体，用连接附件与钢管支柱固定。
Structure: the edges are cylingder rooled with colddrawn lowcarbon steel wire, forming a whole with the mesh sheet.
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