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

Category
類 別

Trade-mark
牌號

Specification
規(guī) 格

Melting
Point
熔點(℃)

Chemical
comb
主要成份(%)

Application
用 途

Equivalent
to AWS
相當(dāng)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(zhì)合金刀具

Aluminum base

鋁基

L400

Cast rod, wire & rod
鑄條、絲

577-582

Si11.5
Al Rem.

Brazing of aluminum and aluminum alloys.
鋁及鋁合金的釬焊

BAlSi-4

L401

Cast rod
鑄條

525-535

Si5 Cu28
Al Rem.

Brazing of aluminum and aluminum alloys.
鋁及鋁合金的釬焊

Tin lead

錫鉛

L600

Wire & rod
絲

183-185

Sn60 Sb≤0.8
Pb Rem.

Soldering of fusible bls and heat-treated part.
易熔金屬及熱處理件的釬焊

60Sn

L601

Wire & rod
絲

183-227

Sn18 Sb2
Pb Rem.

Soldering of copper, copper alloys and galvanized iron plain sheet.
銅及銅合金、鍍鋅鐵皮的釬焊。

18Sn

L602

Wire & rod
絲

183-256

Sn30 Sb2
Pb Rem.

Soldering of copper, brass, copper alloys and galvanized iron plain sheet.
銅、黃銅、鐵、鍍鋅鐵皮的釬焊

30Sn

L603

Wire & rod
絲

183-235

Sn40 Sb2
Pb Rem.

Soldering of copper, copper alloys, steel and zinc parts.
銅及銅合金、鋼、鋅制零件的釬焊

40Sn

L604

Wire & rod
絲

183-222

Sn90 Sb≤0.15
Pb Rem.

Soldering of copper and steel for food and medicine field.
食品、醫(yī)療所需銅、鋼等金屬的釬焊

90Sn

L605

Wire & rod
絲

232-240

Ag5 Sn95

Soldering of copper and steel for electrical and food field.
電器、食品所需銅、鋼等金屬的釬焊

L608

Wire & rod
絲

295-305

Sn5.5 Ag2.5
Pb Rem.

Soldering of copper, copper alloys, steel and stainless steel.
銅及銅合金、鋼及不銹鋼的釬焊

Nickel base

鎳基

L702

Powder
粉

970-1000

Cr7 B3 Si4
Ni Rem.

Brazing of stainless steel under vacuum or protective atmosphere.
不銹鋼真空或保護氣氛釬焊

BNi-2