butt welding

• Flash butt weld
  闪光对杆
• Industrial valves - end - to - end and centre - to - end dimensions for butt welding end valves
  工业阀门.对焊尾阀一端至另一端和中心到端面的尺寸
• Industrial valves - end - to - end and centre - to - end dimensions for butt welding end valves
  工业阀门.对焊端部阀门的端与端和中心与端面的尺寸
• Butt weld and flanged valves have the same end - to - end dimensions for class 300 and up
  300磅级以上的对焊和法兰阀门具有相同的面到面尺寸。
• Steel tubes . butt welding , night - angled bends , 3d , galvanized dimensions . technical delivery conditions
  钢管. 90度镀锌3d样式对焊.尺寸.交货技术条件
• Research on the vibratory stress relief used to reduce butt weld residual stress of dissimilar steel
  振动时效用于降低异种钢对接焊缝残余应力的试验研究
• Plasma - arc welding ( paw ) may be used for hard surfacing , overlaying and fully automatic butt welding
  等离子弧焊可用于敷焊硬合金表面、堆焊和全自动对接焊。
• Method of ultrasonic inspetion and result classification of circumferential butt welds in steel pipes and tubes
  钢制管道对接环焊缝超声波探伤方法和检验结果的分级
• Butt welding , electro welding , sleeve coupling , ring seal socket , expansion socket , screw - threaded joint and flange
  对焊，电熔焊，承插连接，螺纹连接和法兰连接。
• Industrial valves - end - to - end and centre - to - end dimensions for butt welding end valves ; german version en 12982 : 2000
  工业阀门.铰链焊接端阀门端对端和中心对末端尺寸