-
公开(公告)号:US4873127A
公开(公告)日:1989-10-10
申请号:US211084
申请日:1988-06-21
申请人: Kagetoshi Onodera , Tatsuya Koizumi , Toshiyuki Kato , Junji Sotani , Masauki Momo , Shuichi Furuya
发明人: Kagetoshi Onodera , Tatsuya Koizumi , Toshiyuki Kato , Junji Sotani , Masauki Momo , Shuichi Furuya
CPC分类号: F28F21/085 , B23K1/0012 , F28F21/082
摘要: A heat transfer tube comprising an inner tube formed of copper or steel, an intermediate layer having a uniform thickness, mounted on the outer periphery of the inner tube and formed of a low melting point metal such as solder, tin or lead and an outer tube of lead or lead alloy mounted on the intermediate layer on the inner tube and metallurgically bonded with the intermediate layer when the low melting point metal is melted.
摘要翻译: 一种传热管,包括由铜或钢形成的内管,具有均匀厚度的中间层,安装在内管的外周上,由诸如焊料,锡或铅的低熔点金属形成,外管 的铅或铅合金安装在内管的中间层上,并在低熔点金属熔化时与中间层冶金结合。