| Category
类 别 | Trade-mark
牌号 | Specification
规 格 | Melting
Point
熔点(℃) | Chemical
composition
主要成份(%) | Application
用 途 | Equivalent
to AWS
相当AWS |
| Copper
zinc 铜锌 | L103 | Wire & rod
丝 | 885-888 | Cu54 Zn Rem. | Brazing of copper, bronze and steel, subjected to low load.
钎焊铜、青铜和钢等受力不大工件 | 斯米克L325银焊条 |
| L104 | Foil
箔 | 890-930 | Cu57 Mn2
Co2 Zn Rem. | Brazing of carbide cutting tool.
钎焊硬质合金刀具 | 要求 |
| Copper
phosphorus
铜磷 | L201 | Cast rod, wire & rod, powder
铸条、丝、粉 | 710-800 | P7 Cu Rem. | Brazing of copper and copper alloys.
钎焊铜及铜合金 | BCuP-2 |
| L204 | Cast rod, wire
铸条、丝 | 640-815 | P5 Ag15
Cu Rem. | Brazing of copper, copper alloys, silver and molybdenum etc.
钎焊铜及铜合金、银、钼等金属。 | BCuP-5 |
| L205 | Cast rod, wire & rod, powder
铸条、丝、箔 | 640-800 | P6 Ag5
Cu Rem. | Brazing of copper and copper alloys.
钎焊铜及铜合金 | BCuP-3 |
| L207 | Cast rod, wire & rod
铸条、丝 | 640-770 | P7 Ag5
Cu Rem. | Brazing of copper and copper alloys.
钎焊铜及铜合金 | BCuP-7 |
| L209 | Cast rod, wire
铸条、丝 | 684-710 | P7 Ag2
Cu Rem. | Brazing of copper and copper alloys.
钎焊铜及铜合金。 | BCuP-6 |
| Silver
base 银基 | L302 | Wire & rod
丝 | 745-775 | Ag25 Cu40
Zn Rem. | Brazing of copper, copper alloys, steel and stainless steel etc.
钎焊铜及铜合金、钢及不锈钢等 | 三、保证焊缝脱氧、去硫磷杂质。焊接过程中虽然进行了保护，但仍难免有少量氧进入熔池，使金属及合金元素氧化，烧损合金元素，降低焊缝质量。因此，需要在焊条药皮中加入还原剂(如锰、硅、钛、铝等)，使已进入熔池的氧化物还原。 |
| L303 | Wire & rod
丝 | 660-725 | Ag45 Cu30
Zn余 | Brazing of copper, copper alloys, steel and stainless steel etc.
钎焊铜及铜合金、钢及不锈钢等 | BAg-5 |
| L303F | Flux coated rod
涂药丝 | 660-725 | Ag45 Cu30
Zn Rem. | L303 coated with flux, the same application as L303.
外涂钎剂的L303，用途与L303相同 | BAg-5 |
| L304 | Foil
箔 | 690-775 | Ag50 Cu34
Zn Rem. | Brazing of copper, copper alloys and steel etc.
钎焊铜及铜合金、钢等 | BAg-6 |
| L308 | Wire & rod
丝 | 779-780 | Ag72 Cu Rem. | Brazing of copper and nickel under vacuum or reducing protective atmosphere.
铜和镍的真空或还原保护气氛钎焊 | BAg-8 |
| L312 | Wire & rod
丝 | 595-605 | | Brazing of copper, copper alloys, steel and stainless steel etc.
钎焊铜及铜合金、钢及不锈钢等 | 5)镍(Ni）镍对钢的韧性有比较显著的效果，一般低温冲击值要求较高时，适当掺入一些镍。 |
| L313 | Wire & rod
丝 | 625-635 | | Brazing of copper, copper alloys, steel and stainless steel etc.
钎焊铜及铜合金、钢及不锈钢等 | BAg-1a |
| L321 | Wire & rod 丝 | 615-650 | | Brazing of copper, copper alloys, steel and stainless steel etc.
钎焊铜及铜合金、钢及不锈钢等 | BAg-7 |
| L323 | Wire & rod
丝 | 665-755 | | Brazing of copper, copper alloys, steel and stainless steel etc.
钎焊铜及铜合金、钢及不锈钢等 | 五、提高焊接生产率，减少飞溅。焊条药皮具有使熔滴增加而减少飞溅的作用。焊条药皮的熔点稍低于焊芯的焊点，但因焊芯处于电弧的中心区，温度较高，所以焊芯先熔化，药皮稍迟一点熔化。这样，在焊条端头形成一短段药皮套管，加上电弧吹力的作用，使熔滴径直射到熔池上，使之有利于仰焊和立焊。另外，在焊芯涂了药皮后，电弧热量更集中。同时，由于减少了由飞溅引起的金属损失，提高了熔敷系数，也就提高了焊接生产率。另外，焊接过程中发尘量也会减少。 |
| L325 | Wire & rod
丝 | 645-685 | | Brazing of copper, copper alloys, steel and stainless steel etc.
钎焊铜及铜合金、钢及不锈钢等 | BAg-36 |
| L326 | Wire & rod
丝 | 650-720 | | Brazing of copper, copper alloys, steel and stainless steel etc.
钎焊铜及铜合金、钢及不锈钢等 | BAg-34 |
| Aluminum base 铝基 | L400 | Cast rod, wire & rod
铸条、丝 | 577-582 | Si11.5
Al Rem. | Brazing of aluminum and aluminum alloys.
铝及铝合金的钎焊 | BAlSi-4 |
| L401 | Cast rod
铸条 | 525-535 | Si5 Cu28
Al Rem. | Brazing of aluminum and aluminum alloys.
铝及铝合金的钎焊 | |
| Tin lead 锡铅 | L600 | Wire & rod
丝 | 183-185 | Sn60 Sb≤0.8
Pb Rem. | Soldering of fusible metals and heat-treated part.
易熔金属及热处理件的钎焊 | 60Sn |
| L601 | Wire & rod
丝 | 183-227 | Sn18 Sb2
Pb Rem. | Soldering of copper, copper alloys and galvanized iron plain sheet.
铜及铜合金、镀锌铁皮的钎焊。 | 18Sn |
| L602 | Wire & rod
丝 | 183-256 | Sn30 Sb2
Pb Rem. | Soldering of copper, brass, copper alloys and galvanized iron plain sheet.
铜、黄铜、铁、镀锌铁皮的钎焊 | 30Sn |
| L603 | Wire & rod
丝 | 183-235 | Sn40 Sb2
Pb Rem. | Soldering of copper, copper alloys, steel and zinc parts.
铜及铜合金、钢、锌制零件的钎焊 | 40Sn |
| L604 | Wire & rod
丝 | 183-222 | Sn90 Sb≤0.15
Pb Rem. | Soldering of copper and steel for food and medicine field.
食品、医疗所需铜、钢等金属的钎焊 | 90Sn |
| L605 | Wire & rod
丝 | 232-240 | Ag5 Sn95 | Soldering of copper and steel for electrical and food field.
电器、食品所需铜、钢等金属的钎焊 | |
| L608 | Wire & rod
丝 | 295-305 | Sn5.5 Ag2.5
Pb Rem. | Soldering of copper, copper alloys, steel and stainless steel.
铜及铜合金、钢及不锈钢的钎焊 | |
| Nickel base 镍基 | L702 | Powder
粉 | 970-1000 | Cr7 B3 Si4
Ni Rem. | Brazing of stainless steel under vacuum or protective atmosphere.
不锈钢真空或保护气氛钎焊 | BNi-2 |
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斯米克L325银焊条