飞机牌L302银焊条-焊材网供应信息-焊材网

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飞机牌L302银焊条

2。(E)一个字母，焊条种类。

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	飞机牌L302银焊条
Copper zinc 铜锌	L104	Foil 箔	890-930	Cu57 Mn2 Co2 Zn Rem.	Brazing of carbide cutting tool. 钎焊硬质合金刀具	（4）药皮类型：氧化铁型 ‖药皮主要成分：多量氧化铁及较多的锰铁脱氧剂 ‖焊接电源：直流或交流
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
	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
	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	焊条就是涂有药皮的供焊条电弧焊使用的熔化电极，它是由药皮和焊芯两部分组成的。在焊条前端药皮有45°左右的倒角，这是为了便于引弧。在尾部有一段裸焊芯，约占焊条总长1/16，便于焊钳夹持并有利于导电。焊条的直径实际上是指焊芯直径）通常为2、2.5、3.2或3、4、5或6mm等几种规格，最常用的是小3.2、小4、小5三种，其长度“L”一般在200～550 mm之间。
	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
Aluminum base 铝基	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	（8）药皮类型：石墨型电源种类：直流或交流主要特点：药皮中含有多量石墨，通常用于铸铁或堆焊焊条。采用低碳钢焊芯时，焊接工艺性能较差，飞溅较多，烟雾较大，熔渣少，适于平焊。采用有色金属焊芯时，能改善其工艺性能，但电流不易过大。
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