欧美精品一区二区三区四区,人人摸人人操人人干人人舔,国产91清纯白嫩初高生,人妻少妇猛烈进入中文字幕图

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

L304

Foil
箔

690-775

Ag50 Cu34
Zn Rem.

Brazing of copper, copper alloys and steel etc.
釬焊銅及銅合金、鋼等

BAg-6

L308

Wire & rod
絲

779-780

Ag72 Cu Rem.

Brazing of copper and nickel under vacuum or reducing  protective atmosphere.
銅和鎳的真空或還原保護(hù)氣氛釬焊  

BAg-8

L312

Wire & rod
絲

595-605

Ag40.Cu.Zn.Cd

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

L313

Wire & rod
絲

625-635

Ag50.Cu.Zn.Cd

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

BAg-1a

L321

Wire & rod

絲

615-650

Ag56.Cu.Zn.Sn

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

BAg-7

L323

Wire & rod
絲

665-755

Ag30.Cu.Zn.Sn

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

L325

Wire & rod
絲

645-685

Ag45.Cu.Zn.Sn

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

BAg-36