商铺名称:清河县安泰焊接材料有限公司
联系人:王经理(先生)
联系手机:
固定电话:
企业邮箱:wanhonghanjie@163.com
联系地址:河北省清河县经济开发区
邮编:058400
联系我时,请说是在焊材网上看到的,谢谢!
斯米克L308银焊条
1)碳(C)碳是钢中的主要合金元素,当含碳量增加时,钢的强度、硬度明显提高,而塑性降低。在焊接过程中,碳起到一定的脱氧作用,在电弧高温作用下与氧发生化合作用,生成一氧化碳和二氧化碳气体,将电弧区和熔池周围空气排除,防止空气中的氧、氮有害气体对熔池产生的不良影响,减少焊缝金属中氧和氮的含量。若含碳量过高,还原作用剧烈,会引起较大的飞溅和气孔。考虑到碳对钢的淬硬性及其对裂纹敏感性增加的影响,低碳钢焊芯的含碳量一般为0. 1%。
Category | Trade-mark | Specification | Melting | Chemical | Application | Equivalent |
Copper 铜锌 | L103 | Wire & rod | 885-888 | Cu54 Zn Rem. | Brazing of copper, bronze and steel, subjected to low load. | 斯米克L308银焊条 |
L104 | Foil | 890-930 | Cu57 Mn2 | Brazing of carbide cutting tool. | (6)药皮类型:纤维素型 电源种类: 直流或交流 主要特点:药皮中含15%以上的有机物,30%左右的氧化钛,焊接工艺性能良好,电弧稳定,电弧吹力大,熔深大,熔渣少,脱渣容易。可作立向下焊、深熔焊或单面焊双面成形焊接。立、仰焊工艺性好。适用于薄板结构、油箱管道、车辆壳体等焊接。随药皮中稳弧剂、黏结剂含量变化,分为高纤维素钠型(采用直流反接)、高纤维素钾型两类 | |
Copper 铜磷 | L201 | Cast rod, wire & rod, powder | 710-800 | P7 Cu Rem. | Brazing of copper and copper alloys. | BCuP-2 |
L204 | Cast rod, wire | 640-815 | P5 Ag15 | Brazing of copper, copper alloys, silver and molybdenum etc. | BCuP-5 | |
L205 | Cast rod, wire & rod, powder | 640-800 | P6 Ag5 | Brazing of copper and copper alloys. | BCuP-3 | |
L207 | Cast rod, wire & rod | 640-770 | P7 Ag5 | Brazing of copper and copper alloys. | BCuP-7 | |
L209 | Cast rod, wire | 684-710 | P7 Ag2 | Brazing of copper and copper alloys. | BCuP-6 | |
Silver 银基 | L302 | Wire & rod | 745-775 | Ag25 Cu40 | Brazing of copper, copper alloys, steel and stainless steel etc. | (3)药皮类型:钛钙型 电源种类: 直流或交流 主要特点:药皮中含氧化钛30%以上,钙、镁的碳酸盐20%以下,焊条工艺性能良好,熔渣流动性好,熔深一般,电弧稳定,焊缝美观,脱渣方便,适用于全位置焊接,如J422即属此类型,是目前碳钢焊条中使用最广泛的一种焊条。 |
L303 | Wire & rod | 660-725 | Ag45 Cu30 | Brazing of copper, copper alloys, steel and stainless steel etc. | BAg-5 | |
L303F | Flux coated rod | 660-725 | Ag45 Cu30 | L303 coated with flux, the same application as L303. | BAg-5 | |
L304 | Foil | 690-775 | Ag50 Cu34 | Brazing of copper, copper alloys and steel etc. | BAg-6 | |
L308 | Wire & rod | 779-780 | Ag72 Cu Rem. | Brazing of copper and nickel under vacuum or reducing protective atmosphere. | BAg-8 | |
L312 | Wire & rod | 595-605 |
| Brazing of copper, copper alloys, steel and stainless steel etc. | ||
L313 | Wire & rod | 625-635 |
| Brazing of copper, copper alloys, steel and stainless steel etc. | BAg-1a | |
L321 | Wire & rod 丝 | 615-650 |
| Brazing of copper, copper alloys, steel and stainless steel etc. | BAg-7 | |
L323 | Wire & rod | 665-755 |
| Brazing of copper, copper alloys, steel and stainless steel etc. | ||
L325 | Wire & rod | 645-685 |
| Brazing of copper, copper alloys, steel and stainless steel etc. | BAg-36 | |
L326 | Wire & rod | 650-720 |
| Brazing of copper, copper alloys, steel and stainless steel etc. | BAg-34 | |
Aluminum base 铝基 | L400 | Cast rod, wire & rod | 577-582 | Si11.5 | Brazing of aluminum and aluminum alloys. | BAlSi-4 |
L401 | Cast rod | 525-535 | Si5 Cu28 | Brazing of aluminum and aluminum alloys. | 七、焊条药皮类型及主要特点。按照药皮的主要成分可以确定焊条的药皮类型。由于药皮配方组成不同,致使各种药皮类型焊条的熔渣特性、焊接工艺性能以及焊缝金属力学性能有很大差别。即使是同一类型药皮,但不同牌号的焊条也因为药皮成分和配比不同,焊条的工艺性能等也会出现明显的差别。 | |
Tin lead 锡铅 | L600 | Wire & rod | 183-185 | Sn60 Sb≤0.8 | Soldering of fusible metals and heat-treated part. | 60Sn |
L601 | Wire & rod | 183-227 | Sn18 Sb2 | Soldering of copper, copper alloys and galvanized iron plain sheet. | 18Sn | |
L602 | Wire & rod | 183-256 | Sn30 Sb2 | Soldering of copper, brass, copper alloys and galvanized iron plain sheet. | 30Sn | |
L603 | Wire & rod | 183-235 | Sn40 Sb2 | Soldering of copper, copper alloys, steel and zinc parts. | 40Sn | |
L604 | Wire & rod | 183-222 | Sn90 Sb≤0.15 | Soldering of copper and steel for food and medicine field. | 90Sn | |
L605 | Wire & rod | 232-240 | Ag5 Sn95 | Soldering of copper and steel for electrical and food field. | ||
L608 | Wire & rod | 295-305 | Sn5.5 Ag2.5 | Soldering of copper, copper alloys, steel and stainless steel. | 焊条药皮类型分类 | |
Nickel base 镍基 | L702 | Powder | 970-1000 | Cr7 B3 Si4 | Brazing of stainless steel under vacuum or protective atmosphere. | BNi-2 |
斯米克L308银焊条