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貴港斯米克L325銀焊條 現(xiàn)貨
(5)藥皮類(lèi)型:高纖維素鈉型 ‖藥皮主要成分 : 有機(jī)物15%以上,氧化鈦30%左右 ‖焊接電源:直流
Category | Trade-mark | Specification | Melting | Chemical | Application | Equivalent |
Copper 銅鋅 | L103 | Wire & rod | 885-888 | Cu54 Zn Rem. | Brazing of copper, bronze and steel, subjected to low load. | 貴港斯米克L325銀焊條 現(xiàn)貨 |
L104 | Foil | 890-930 | Cu57 Mn2 | Brazing of carbide cutting tool. | ||
Copper 銅磷 | 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 銀基 | L302 | Wire & rod | 745-775 | Ag25 Cu40 | Brazing of copper, copper alloys, steel and stainless steel etc. | (8)藥皮類(lèi)型:低氫鉀型 ‖藥皮主要成分 : 鈣、鎂的碳酸鹽和螢石 ‖焊接電源: 直流或交流 |
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. | (9)藥皮類(lèi)型:鐵粉低氫型 ‖藥皮主要成分 :鈣、鎂的碳酸鹽、螢石和鐵粉 ‖焊接電源:直流或交流 | |
L313 | Wire & rod | 625-635 |
| Brazing of copper, copper alloys, steel and stainless steel etc. | BAg-1a | |
L321 | Wire & rod 絲 | 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. | 焊接碳鋼及低合金鋼的焊芯, 一般都選用低碳鋼作為焊芯,并添加錳、硅、鉻、鎳等成分(詳見(jiàn)焊絲國(guó)家標(biāo)準(zhǔn)GB1300一77)。采用低碳的原因一方面是含碳量低時(shí)鋼絲塑性好,焊絲拉拔比較容易,另一方面可降低還原性氣體CO含量,減少飛濺或氣孔,并可增高焊縫金屬凝固時(shí)的溫度,對(duì)仰焊有利。加入其他合金元素主要為保證焊縫的綜合機(jī)械性能,同時(shí)對(duì)焊接工藝性能及去除雜質(zhì),也有一定作用。 | |
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 鋁基 | 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. | (1)藥皮類(lèi)型:不屬已規(guī)定的類(lèi)型 電源種類(lèi):不規(guī)定 主要特點(diǎn):在某些焊條中采用氧化鋯、金紅石堿性型等,這些新渣系目前尚未形成系列 | |
Tin lead 錫鉛 | 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. | 2)錳(Mn)錳在鋼中是一種較好的合金劑,隨著錳含量的增加,其強(qiáng)度和韌性會(huì)有所提高。在焊接過(guò)程中,錳也是一種較好的脫氧劑,能減少焊縫中氧的含量。錳與硫化合形成硫化錳浮于熔渣中,從而減少焊縫熱裂紋傾向。因此一般碳素結(jié)構(gòu)鋼焊芯的含錳量為0. 30%~0. 55%,焊接某些特殊用途的鋼絲,其含錳量高達(dá)1 .70%一2. 10%。 | |
L608 | Wire & rod | 295-305 | Sn5.5 Ag2.5 | Soldering of copper, copper alloys, steel and stainless steel. | (4)具有摻合金和冶金處理作用; | |
Nickel base 鎳基 | L702 | Powder | 970-1000 | Cr7 B3 Si4 | Brazing of stainless steel under vacuum or protective atmosphere. | BNi-2 |
貴港斯米克L325銀焊條 現(xiàn)貨