welding neck
短语词组
- long welding neck 对焊长颈;长高颈法兰
- Butt Welding Neck Flange 带颈对焊法兰
- welding neck flanges 对焊法兰;预焊法兰
- welding neck collar 对焊环
- welding neck colla 对焊环
- welding neck flange [机]对焊法兰;高颈法兰;带颈对焊法兰;长颈对焊法兰
- WN -welding neck 带颈对焊法兰
- Steel pipe welding neck flanges 对焊钢制管法兰
- raised face welding neck flange 凸面对焊法烂;凸面对焊法兰 返回 welding neck