Category
類 別 

Trade-mark
牌號 

Specification
規(guī) 格 

Melting
Point
熔點(℃)

Chemical
composition
主要成份(%)

Application
用 途

Equivalent
to AWS
相當AWS

Copper
zinc

銅鋅 

L103

Wire & rod
絲 

885-888

Cu54 Zn Rem.

Brazing of copper, bronze and steel, subjected to low load.
釬焊銅、青銅和鋼等受力不大工件 

L104

Foil
箔 

890-930

Cu57 Mn2
Co2 Zn Rem.

Brazing of carbide cutting tool.
釬焊硬質合金刀具

Copper
phosphorus

銅磷 

L201

Cast rod, wire & rod, powder
鑄條、絲、粉 

710-800

P7 Cu Rem.

Brazing of copper and copper alloys.
釬焊銅及銅合金

BCuP-2

L204

Cast rod, wire
鑄條、絲 

640-815

P5 Ag15
Cu Rem.

Brazing of copper, copper alloys, silver and molybdenum etc.
釬焊銅及銅合金、銀、鉬等金屬。 

BCuP-5

L205

Cast rod, wire & rod, powder
鑄條、絲、箔 

640-800

P6 Ag5
Cu Rem.

Brazing of copper and copper alloys.
釬焊銅及銅合金

BCuP-3

L207

Cast rod, wire & rod
鑄條、絲 

640-770

P7 Ag5
Cu Rem.

Brazing of copper and copper alloys.
釬焊銅及銅合金

BCuP-7

L209

Cast rod, wire
鑄條、絲 

684-710

P7 Ag2
Cu Rem.

Brazing of copper and copper alloys.
釬焊銅及銅合金。 

BCuP-6

Silver
base

銀基 

L302

Wire & rod
絲 

745-775

Ag25 Cu40
Zn Rem.

Brazing of copper, copper alloys, steel and stainless steel etc.
釬焊銅及銅合金、鋼及不銹鋼等

L303

Wire & rod
絲 

660-725

Ag45 Cu30
Zn余 

Brazing of copper, copper alloys, steel and stainless steel etc.
釬焊銅及銅合金、鋼及不銹鋼等

BAg-5

L303F

Flux coated rod
涂藥絲 

660-725

Ag45 Cu30
Zn Rem.

L303 coated with flux, the same application as L303.
外涂釬劑的L303，用途與L303相同 

BAg-5