Fittings and other components to seal the well to prevent air intrusion, so as to control air traps and the occurrence of cavitation.
管接头等元件的密封要良好，以防止空气侵入，从而控制气穴与气蚀的发生。
2
Wrot copper performs well in high temperature applications and is easily joined by soldering or brazing. Wrot coper is exclusively used for fittings.
在高温环境下，铜也表现很好，而且易于通过焊接或钎焊进行连接。铜专门用作配件材料。
3
Wenzhou kangyu spectacle moulds co., ltd. is a well - known enterprise specialized in producing spectacle moulds of plastic glass and designing, developing and producing fittings of metal glass.