1.
GMAW short-arc tack welds shall not be incorporated into the root pass.
熔化极气体保护焊-短弧点焊焊缝不能与根部焊道合成一体。
2.
Quantitative Calculation for Depth of Welding Root Defect Tested by Radiographic Method
管道射线检测时焊缝根部缺陷深度的定量计算
3.
Research of root welding technology and welding procedure with back-up shoes pipeline girth welding
带衬垫的管道环焊缝根焊技术及焊接工艺
4.
Research on pipeline girth welding joint with copper infiltration and copper back-up shoes root welding
管道环焊缝采用铜衬垫根焊及焊缝渗铜研究
5.
Methods of preventing shrink ditch in weld root of thick-wall dissimilar steel pipes
防止厚壁异种钢管道焊缝根部产生收缩沟的方法
6.
Application of STT root welding in the second WEPP(West-East Pipeline Project)
STT根焊在西气东输二线管道焊接工程中的应用
7.
3. Apply flux to outside of tube and inside of solder cup. Surfaces to be joined must be completely covered. Use flux sparingly.
3. 在管道的外面和焊接罩的内部涂上焊剂,焊剂必须完全覆盖焊接表面。请有节制地使用焊剂。
8.
apply flux to outside of tube and inside of solder cup. Surfaces to be joined must be completely covered. Use flux sparingly.
在管道的外面和焊接罩的内部涂上焊剂,焊剂必须完全覆盖焊接表面。请有节制地使用焊剂。
9.
Study and application of metal powder-cored wire and RMD technology in all-position root welding of pipeline
金属粉芯焊丝+RMD技术在管道全位置根焊中的研究及应用
10.
The welding is so smooth that you can hardly see where the sections of pipe are joined together.
焊接处如此平滑，你几乎看不出是哪部分管道被焊接在一起了。
11.
Part Heat Treatment of Stainless Steel Pipeline Welding Joints in Russia
俄罗斯不锈钢管道焊接接头的局部热处理
12.
End Connections– choice of flanged or socket ends for piping flexibility.
(3) 连接端口-根据连接管道的情况，可选择法兰或承插焊连接端口。
13.
Numerical Simulation on Double-sided Arc Welding for Thick Plate
双面双弧不清根厚板多层多道焊有限元数值模拟
14.
STT Root Welding Process was Successfully Applied in East Siberia-Pacific Ocean Pipeline Project
STT根焊技术在东西伯利亚—太平洋管道工程中的成功应用
15.
Swing Welding Technology of TIG Root Welding on Heavy Thickness Pipe
厚壁管TIG根焊摇摆手法焊接技术
16.
"If sweat fittings are used, do not apply heat to the nipples on top of the heater."
如果使用焊接管道,不要在热水器顶部的螺纹接头上加热。
17.
The supercharger disk is designed to be boss structure with a welding technical boss on the root of the corresponding blade;
对压气机整体叶盘设计采用盘上凸台式结构，相应的叶片根部预留焊接工艺台；
18.
Analysis on key technologies for pipeline internal circumferential automatic welding machine with multi-torch
管道环焊缝多焊炬自动内焊机关键技术分析