应尽量少用长径异径对焊弯头。
Reducing long radius butt weld elbows shall be kept to a minimum.
所有截止阀按要求为对焊端连接。
All valves are to be supplied with butt-weld end connections as specified.
其冷却结构增强了对焊炬的冷却。
The cooling structure of the utility model enhances cooling to the welding torch.
管采用热熔对焊连接或电熔套管连接。
HDPE pipe to connect the use of hot-melt or fused welded casing connection.
美国继续征收碳钢对焊管件反倾销税。
简述闪光对焊基本工作原理和基本分类。
Briefly introduce the sorts and fundamental principle of flashing butt.
本文概述钢制对焊高压带直段弯头的开发。
This paper describes the development of high - pressure steel butt welding bends with straight ends.
文章介绍了一个钻杆对焊计算机控制系统。
A computer controlled system of drill stems is introduced in this article.
焊接包括对焊和承接焊。
将作为焊接键部位的对焊电极进行水冷却处理。
目前国外多采用闪光对焊技术来实现钢坯的连接。
At present foreign countries use flash butt welding technology to achieve the billets connection.
系统研究了焊料尺寸分布对焊膏流变行为的影响。
The effect of particle size distributions on rheological properties is investigated.
探讨造船厂电焊作业受限空间对焊尘接触量的影响。
To study the influence of confined space in the cabin on the exposure level of welding fume.
我公司是对焊法兰的主要供应商，产品主要销往全国各地。
I welded flange is a major supplier, and products are mainly sold to all parts of the country.
本发明涉及一种圆管对焊快速找正定位装置及圆管对焊方法。
The invention relates to a circular duct butt-welding rapid spotting and locating device and a circular duct butt-welding method.
高频对焊代替高频搭焊是提高中直径螺旋焊管质量的可靠途径。
A reliable way to improve the quality of spiral pipe was the substitution of high frequency butt welding for HF lap welding.
提出了焊接过程中产生裂纹的控制方法及对焊后变形的矫正方法。
Controlling for the variables related, preventing the crriage from cracking during welding and correcting distortion for it after welding are discussed, too.
研究接头形状、钎缝厚度对焊后残余应力的大小及分布规律的影响。
The effects of joint shapes and filler metal thickness on the distribution of residual stress were researched.
研究了新型准贝氏体钢制造的矿用圆环链闪光对焊焊缝的组织与性能。
Studied the joint structure and properties of flash butt welding to mining chains round made of new type meta-bainite steel.
给出了数值解法计算模型，研究了焊口厚度对焊口应力集中系数的影响。
The effection of thickness of welding parts on the stress intensity factors were researched.
介绍和分析了焊管生产几种常用的成形工艺，以及对焊管质量的影响情况。
Several normal forming processes used in welded tube production were introduced, as well as its influence on the quality of welded tube.
济南不锈钢管的衔接方法常用的有对焊衔接、承插焊衔接以及管螺纹衔接。
Ji 'nan stainless steel pipe connection methods are commonly used welding connection, socket welding connection and pipe thread connection.
根据磁控旋转电弧的工作原理，设计了一种新型磁控旋转电弧管板对焊装置。
Based on the operating principle of magnetically impelled rotating arc, a new type of tube to plate butt welding device was designed.
提出了基于固有应变理论的模型，对焊后局部热处理各个阶段的特征进行了阐述。
A model based on inherent strain theory has been proposed to explain the mechanism at different stage of local PWHT.
工艺试验表明，该设备能实现脉冲闪光对焊的要求，焊接接头能够满足使用要求。
It shows by the process that the equipment can meet the requirements of flashing butt welding.
零件材料，法兰和对焊尺寸可根据实际工况或用户要求合理选配，满足各种工程需要。
The parts material, flange and butt welding dimension may selected according to current operating condition or users' requirement to meeting the requirements of various engineering.
随着用户对焊管表面质量要求的不断提高，消除焊管表面划伤越来越受到人们的重视。
People more and more pay much attention to removing of surface scratch on welded pipe through the increasing surface quality requirement to welded pipe by end users.
随着用户对焊管表面质量要求的不断提高，消除焊管表面划伤越来越受到人们的重视。
People more and more pay much attention to removing of surface scratch on welded pipe through the increasing surface quality requirement to welded pipe by end users.
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