welding neckflange (WNF)是什么意思

用法例句

Analysis and Discussion of Butt Welding Quality\= on New Metallic Card Clothing;

新型金属针布接头对焊质量的分析与探讨

The upset formation process of rail (U71Mn) butt welding was test by thermal and mechanical simulation using Gleeble-2000 simulator.

采用Gleeble-2000热模拟试验机,对高速铁路轨道用U71Mn钢轨钢的对焊顶锻变形过程进行了热力模拟试验。

This paper introduces the influence of welding condition upon the quality of tube-web-tube joints welded by resistence butt welding, such as the optimization of parameters, adding in auxiliary electrodes, adding in an ideal electrical conductivity electrode.

通过焊接工艺在数优化、设置辅助电极及理想导电条件的多项试验，系统研究了间断鳍片管电阻对焊接头质量问题，指出其主要影响因素是未焊透缺陷。

PLC control system for butt welder of Cu-Al connecting tube for air-conditioning;

空调铜铝连接管对焊机的PLC控制系统

The executive mechanism of Cu-Al pipe butt welder,based on above,was designed,including its air system and mating clamper.

在此基础上,设计了铜铝管对焊机的执行机构,包括其气动系统和配套夹具。

This paper,based on analyzing the process of Cu-Al pipe butt welding, discussed the design of the executive system and control system for PLC controlled Cu-Al pipe butt welder.

在分析了铜铝管焊接工艺过程的基础上,重点论述了铜铝管对焊机执行系统和控制系统的设计。

Development of heat treatment automatic control system for welded drill pipe;

对焊钻杆热处理自动控制系统研制

This paper describes the equipment necessary for the endless rolling of billets with a special focus on the welding process and quality aspects.

描述了钢坯对焊设备 ,重点介绍了焊接工艺和质量。

Research situation and development trends of flash butt welding;

闪光对焊技术研究现状及发展趋势

Study and design of software of flash butt welding process control and data management based on WINDOWS;

基于WINDOWS的闪光对焊过程控制与数据管理软件的研究与设计

The temperature field of steel stick in flash butt welding was discussed.

探讨钢棒在闪光对焊时的温度场分布。