Solder end valves are designed to be soft soldered into lines without disassembly, using a low temperature solder (400of) (204oc).
焊接端口阀门适用于不需要拆卸的软焊接管线，采用低温焊料(204oc)。
2
The invention relates to a nonresinous solder paste made of a metal powder, especially softsolder, and a gel which leaves no residues on the metal surface when the metal powder is melted down.