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。
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。
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。
the characteristic of raw material and manufacturing process of erw pipe is superior.
钢管因其原材料、制管工艺的特点。
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沖击韧性的各种因素。
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。
erw pipe and profile machine complete line to manufacture, round square and rectangular pipes. install and start the btm520(76-165mm) hot and cold rolled steel coils.
中径电阻焊管生产线,用来生产圆管、方管和矩形管,起始原料是根据btm520标準的76-165mm的热轧和冷轧钢卷。
in domestic weld-pipe industrial circles, there exists a debate concerning a proper choice for the erw pipe mill to be made between the single-forming process and the continuous forming process.
对中直径erw机组是采用单卷生产工艺还是连续生产工艺,在国内焊管界存在较大的意见分歧。
it presents the basic structure composition, main function and application of this system and usage effect of erp quality control system on longitudinal erw pipe manufacturer.
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。