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- Frequency ERW pipe weld heat treatment to achieve the basic performance level of the base metal, and some even beyond. ERW焊管焊缝中频热处理后各项性能也基本达到了母材的水平，部分甚至超越。
- Meanwhile it also discusses the main control points on production process based on the middle-diameter ERW pipe production. 以中口径高品质ERW焊管生产为例讨论了各生产工序质量控制要点。
- As one of the most advanced ERW pipe forming, cage roll-forming has been widely used in pipe production. 摘要作为高频感应焊接钢管的一种先进高效的成形方式，排辊成形已经被广泛地应用于钢管生产中。
- Two kinds of ERW pipes: Straight welded pipe and spiral welded pipe. 两种类型的战争遗留爆炸物管：直焊管和螺旋焊管。
- My company is professional in fields LPG, equipment for LPG, seamless pipe, ERW pipe... 查看“冶金矿产-管件管材-钢管”:公司信息商品信息供应信息
- The article analyzes that all factors effect impacting toughness of welded seam of ERW pipe on the basis of mass produce and practice. 在大量生产实践的基础上分析了影响ERW直缝电阻焊钢管焊缝冲击韧性的各种因素。
- ERW pipe, only to ensure weld quality, all-tube heat-treatment can only be guaranteed with the quality of the steel pipe. ERW焊管，只有保证焊缝质量，全管热处理的钢管质量才有保证。
- How to increase the welded seam impacting toughness of ERW pipe is a great problem among the technology of pipe manufacture. 如何提高ERW钢管焊缝冲击韧性是制管技术中的一大难题。
- The article introduces the Japanese advanced ERW pipe production technology,updated products type and equipments technical innovation and application. 介绍了日本先进的焊管制造技术、产品品种的最新发展和技术改造与应用。
- On the basis of analysis to microstructure and properties of weld of ERW pipe, types and features of heat treatment and the weld inspect after heat treatment are introduced. 在分析ERW钢管焊缝组成及性能特点的基础上，进而介绍了其在线热处理工艺种类、特点以及热处理后的焊缝检验。
- The article introduces the updated ERW pipe developments over the world,also analyzes the recent developments of hot rolled coils for ERW pipe and ERW pipe technology. 概述了国内外ERW焊管发展状况。 分析了国内ERW焊管用热轧板卷的发展近况及ERW焊管技术层面及其发展动向。
- It is required by production character of ERW pipe that Process qualification must be carried out before batch production of ERW pipe,which is named as the first day production. 高频电阻焊)焊管的生产特点要求其在批量生产前要进行工艺评定,俗称首检。
- Through the contrast between national ERW pipe application and detail case with foreign country,the article analyzes the difference of national ERW pipe quality and oversea and its causes. 通过简述国内外ERW钢管的应用状况以及具体实例对比,分析了国内ERW钢管实物质量与国外产品的差距以及产生的原因。
- Abstract： Along with the hot-rolled strip quality and the level of ERW pipe manufacture improve in domestic,the factors manufacturing welded pipe for low and medium pressure boiler have possessed. 摘 要： 随着我国热轧卷板质量及ERW制管水平的提高，生产低中压锅炉用电阻焊钢管的条件已经成熟。
- Along with the hot-rolled strip quality and the level of ERW pipe manufacture improve in domestic,the factors manufacturing welded pipe for low and medium pressure boiler have possessed. 随着我国热轧卷板质量及ERW制管水平的提高,生产低中压锅炉用电阻焊钢管的条件已经成熟。
- The experimental results show that as followings: n The MnS is the initiation pitting point of grooving corrosion of ERW pipes. 研究结果表明： 1) ERW钢管中的MnS作为沟状腐蚀的点蚀发生源点，焊缝相对于母材基体呈现阳极特性而在介质中形成电偶腐蚀，最终导致焊缝部位产生选择性沟状腐蚀。
- Hi, welcome back to "Let's Talk". 大家好，欢迎再次收看“你说我说”栏目。
- As to X60 SSAW pipes, the strength of base metal and weld was almost the same, but a big difference was found between the base metal and weld of X52 ERW pipes. X60 SSAW焊管母材与焊缝强度基本相当,X52 ERW焊管母材与焊缝区域存在着较大的强度差异。
- Hi, Maxine I need your advice. Got a minute? 嗨，麦卡西。我想听一下你的建议。有时间吗？
