品名	铜基合金粉	铜含量≥	CuP5Sn15Ni5
粒度	-150M	产地	长沙

铜磷自钎钎料可以在空气中不需要钎剂的条件下直接钎焊各种铜制元件，广泛应用于制冷设备、压缩机和管道的钎焊。为了提高接口的延展性和导电性可以加入少量的银。

self fluxing copper based brazing alloys containing phosphorus thereby facilitating brazing on copper to copper in air without the use of a flux. for improved ductility and electrical conductivity silver containing lower phosphorus alloys also available. widely used in refrigeration, air conditioning and plumbing industry.

alloy	ag	cu	p	sn	si	ni	melting range °c	ams/aws a5.8	en1044: 1999
cup-1		93.8	6.2				710-790		cp 203
cup-2		93	7				710-820	bcup-2	cp 202
cup-3		92.2	7.8				710-770		cp 205
cup-4		86	7	7			650-700		cp 302
cup-5		85.3	6.2	7		1.5	612-682
cup-6		75	5	15		5	590-610
cup-7	18	75	7				644		cp 101
cup-8	15	80	5				644-800		cp 102
cup-9	5	89	6				644-815	bcup-3	cp 104
cup-10	6	86.75	7.25				644-718	bcup-4
cup-11	2	91.7	6.3				644-825		cp 105

cup5sn15ni5，铜磷锡镍钎料主要用于铜换热器的钎焊。