产品简介：银焊条是一种以银或银基固深体的焊条，具有优良的工艺性能，不高的溶点、 |
良好的润湿性和填满间隙的能力，并且强度高、塑性好，导电性和耐蚀性优良，可以用 |
来钎焊除铝、镁及其他低熔点金属以外的所有黑色和有色金属，该产品广泛的应用于制 |
冷、灯饰、五金电器、仪器仪表、化工、航空航天等工业制造领域。 |
一、银铜磷环保焊料（银铜磷钎料）牌号及性能简介 种类 ESAB 牌号 技术标准 熔敷金属力学性能 熔敷金属化学成分（％） 不锈钢用焊条 Z308铸铁焊条 符合 GB EZNi-1 说明:Z308是纯镍焊芯、强还原性石墨型药皮的铸铁焊条，施焊时，焊件可不预热，具有良好的抗裂性能和加工性能。镍价格昂贵，应该在其它焊条不能满足时才可选用。交直流两用。 用途:用于铸铁薄件及加工面的补焊，如发动机座、机床导轨、齿轮座等重要灰口铸铁件。 熔敷金属化学成分(%) 化学成分 C Mn Si S Ni Fe 其它元素总量 保证值 ≤2.00 ≤1.00 ≤2.50 ≤0.030 ≥90 ≤8 ≤1.00 参考电流(AC、DC+) 焊条直径(mm) φ2.5 φ3.2 φ4.0 φ5.0 焊接电流(A) 50~100 70~120 110~180 160~190 注意事项: 上海斯米克焊条 Category Trade- Equivalent to China Standard Characteristics & application Equivalent to AWS Hard-surfacing 硬 面 堆 焊 D 667 EDZCr-B-15 HRc≥48. Resistance to wear, gas corrosion and oxidation. Hardfacing of blast furnace hopper and cracker part. D 802 EDCoCr-A-03 HRc38-47. Resistance to heat, wear and corrosion. Hardfacing of high temperature part such as the edge of thermo-cutter. ECoCr-A D 812 EDCoCr-B-03 HRc45-50. Resistance to heat, wear and corrosion. Hardfacing of high temperature part such as internal-combustion engine valve. ECoCr-B D 822 HRc≥53. Resistance to Wear and heat, bad shock resistance. Hardfacing of rotating blade wheel of boiler. D 832 EDCoCr-C-03 HRc≥50. Wear and heat resistance. Hardfacing of high temperature part such as hot-rolling guided way. ECoCr-C D 842 EDCoCr-D-03 HRc28-38. Corrosion and thermo-fatigue resistance, work harding. Hardfacing of hot forging die. Cast iron 铸 铁 Z 308 EZNi Pure nickel, excellent general properties. Used to weld thin cast iron part and repair welding machined surface, such as guided way of machine tool. ENi-Cl Z 408 EZNiFe Iron nickel, high strength and excellent ductility. Repair welding of important gray cast iron and nodular cast iron, such as cylinder cap. ENiFe-Cl Z 508 EZNiCu-1 Copper nickel, good machinability and bad crack resistance. Repair welding of sand hole and gray cast iron machined surface subject to no load. ENiCu-B Copper alloys 铜 合 金 Cu 107 ECu Red copper, atmosphere and sea water corrosion and excellent electric conductivity. Welding of red copper such as electrical copper row. ECu Cu 207 ECuSi Silicon bronze, corrosion resistance and high strength. Welding of copper, silicon bronze and brass. ECuSi Cu 227 ECuSnB Tin phosphor bronze, corrosion resistance and high strength. Welding of copper, silicon bronze and brass. ECuSn-C Cu 237 ECuAl Aluminum bronze, wear and corrosion and high strength. Welding or surfacing of copper alloys. ECuAl-A2 Aluminum alloys 铝 合 金 Al 109 TAl Pure aluminum, excellent corrosion resistance and middle strength. Welding of pure aluminum. E1100 Al 209 TAlSi Silicon aluminum, good crack resistance and wide range of usage. Welding of aluminum alloys other than aluminum magnesium alloys. E4043 Al 309 TAMn Manganese aluminum, corrosion resistance and high strength. Welding of aluminum alloys. E3003 Nickel alloys 镍合金 Ni 102 ENi-1 Pure nickel. Welding and surfacing of nickel and nickel to steel. ENi-1 Ni 207 ENiCu-7 Copper nickel. Welding and surfacing of copper nickel and copper nickel to steel. ENiCu-7 Category 类 别 Trade 牌 号 Chemical composition 主要成份(%) Characteristics & application 特性和用途 Equivalent to AWS 相当AWS Hardfacing 硬 面 堆 焊 S 101 C3 Cr28 Ni4 HRc48-54. Resistance to wear, gas corrosion and oxidation. Hardfacing of bucket tooth and case pump. S 111 C1 Cr29 W5 HRc38-47. Resistance to wear and corrosion at high-temperature. Hardfacing of high temperature and pressure valve. ECoCr-A S 112 C1.5 Cr29 W8 HRc45-50. Resistance to wear and corrosion at high-temperature. Hardfacing of valve and hot-rolling pass. ECoCr-B S 113 C2.5 Cr30 W17 HRc≥55. Wear and heat resistance at high temperature, bad shock resistance. Hardfacing of screw charging carriage. S 114 C2.5 Cr30 W12 HRc≥53. Wear and heat resistance at high temperature, bad shock resistance. Hardfacing of three-cone bit. ECoCr-C Copper alloys 铜 合 金 S 201 Sn1 Si0.3Mn0.3 Good mechanical properties and crack resistance. Gas welding and argon arc welding of red copper. ERCu S 211 Si3 Mn1 Good mechanical properties. Argon arc welding of copper alloys and MIG brazing of steel. ERCuSi-Al S 212 Sn5 Cu Rem. Wear resistance. Argon arc welding of copper alloys and surfacing of steel. ERCuSn-A S 213 Sn8 Cu Rem. Wear resistance. Argon arc welding of copper alloys and surfacing of steel. ERCuSn-C S 214 Al7.5 Cu Rem. Wear and corrosion resistance. Argon arc welding of copper alloys and surfacing of steel. ERCuAl-A1 S 215 Al9 Cu Rem. Wear and corrosion resistance. Argon arc welding of copper alloys and surfacing of steel. ERCuAl-A2 S 221 Cu60 Sn1 Si0.3 Melting point is about 890℃. Gas welding and carbon arc welding of brass, also braze welding of copper, steel and cast iron. S 221F Cu60 Sn1 Si 0.3 S221 welding rod coated with flux. S 222 Cu58Sn0.9Si0.1 Melting point is about 880℃. Gas welding and carbon arc welding of brass, also braze welding of copper, steel and cast iron. RBCuZn-C S 222F Cu58Sn0.9Si0.1 S222 welding rod coated with flux. RBCuZn-C S 223 Cu59 Sn0.6 Melting point is about 900℃. Braze welding of copper, steel and cast iron. RBCuZn-A S 224 Cu62 Si0.5 Melting point is about 905℃. Gas welding and carbon arc welding of brass, also braze welding of copper, steel and cast iron. Copper 铜 合 金 S 225 Cu48 Ni10 Melting point is about 935℃ and high strength. Braze welding of steel, nickel and carbide alloys. RBCuZn-D S 225F Cu48 Ni10 S225 welding rod coated with flux. RBCuZn-D S 226 Cu60 Sn0.3 Melting point is about 900℃. Gas welding of brass, also braze welding of copper, steel and cast iron. S 227 Cu58Sn0.9Ni0.5 Melting point is about 880℃. Gas welding and carbon arc welding of brass, also braze welding of copper, steel and cast iron. RBCuZn-B S 229 Cu55 Ni6 Mn4 Melting point is about 920℃, high strength. Braze welding of steel, nickel and hard carbide. Aluminum alloys 铝 合 金 S 301 Al≥99.5 Good ductility and corrosion resistance. Gas welding and argon arc welding of pure aluminum. ER1100 S 311 Si5 Al Rem. Corrosion resistance, wide range of usage. Gas welding and argon arc welding of aluminum alloys other than high magnesium alloys. ER4043 S 321 Mn1.3 Al Rem. Good corrosion resistance, weldability and ductility. Gas welding and argon arc welding of aluminum alloys. S 331 Mg5 Mn0.4 Corrosion resistance and high strength. Argon arc welding of aluminum alloys. ER5183 斯米克钎焊料分别有：（铜锌钎焊料） ，（铜磷银基钎焊料），（铝基钎焊料），（锡铅钎焊料），（镍基钎焊料).简介如下： 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. L104 Foil 890-930 Cu57 Mn2 Brazing of carbide cutting tool. 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. 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 Ag40.Cu.Zn.Cd Brazing of copper, copper alloys, steel and stainless steel etc. L313 Wire & rod 625-635 Ag50.Cu.Zn.Cd Brazing of copper, copper alloys, steel and stainless steel etc. BAg-1a L321 Wire & rod 丝 615-650 Ag56.Cu.Zn.Sn Brazing of copper, copper alloys, steel and stainless steel etc. BAg-7 L323 Wire & rod 665-755 Ag30.Cu.Zn.Sn Brazing of copper, copper alloys, steel and stainless steel etc. L325 Wire & rod 645-685 Ag45.Cu.Zn.Sn Brazing of copper, copper alloys, steel and stainless steel etc. BAg-36 L326 Wire & rod 650-720 Ag38.Cu.Zn.Sn 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. 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. Nickel base 镍基 L702 Powder 970-1000 Cr7 B3 Si4 Brazing of stainless steel under vacuum or protective atmosphere. BNi-2 Category Trade-mark Product name Characteristics & application Gas 气焊 CJ301 Copper gas welding flux Melting point is about 650℃, flux for gas welding and brazing of copper and copper alloys. CJ401 Aluminum gas welding flux Melting point is about 560℃, flux for gas welding of aluminum and aluminum alloys. Silver 银钎焊 QJ101 Silver brazing flux Brazing flux of copper, copper alloys, steel and stainless steel within 550-750℃. QJ102 Silver brazing flux Brazing flux of copper, copper alloys, steel and stainless steel within 600-850℃. QJ102A Silver brazing flux Brazing flux of copper, copper alloys, steel and stainless steel within 600-850℃. Non agglomeration. QJ112 Silver brazing paste flux 膏状银钎焊熔剂 Brazing flux of copper, copper alloys, steel and stainless steel within 600-850℃. QJ103 Silver brazing flux Brazing flux of copper, copper alloys, steel and stainless steel within 550-750℃. Aluminum brazing 铝钎焊 QJ201 Aluminum brazing flux Brazing flux of aluminum and aluminum alloys within 450-620℃. QJ207 Aluminum brazing flux Brazing flux of aluminum and aluminum alloys within 560-620℃. Category Trade- Chemical Hardness Application Oxy- 氧 乙 炔 焰 喷 焊 F103 Cr10 B1.5 Si3 Ni Rem. HRc 25 Spray-fusing of cast iron parts,, such as die for glass, cylinder, and guide. F101 Cr10 B2.5 Si3 Ni Rem. HRc 45 Spray-fusing of parts resistance to wear and corrosion, such as valve, the rotator and piston of pump. F101Fe Cr10 B2.5 Si3 Fe10 Ni Rem. HRc 45 Spray-fusing of corrosion-resistant parts, such as axle and stigma. F102 Cr16 B4 Si4 Ni Rem. HRc 60 Spray-fusing of parts resistance to wear, corrosion and high temperature oxidation, such as die and piston. F102Fe Cr16 B4 Si4 Fe15 Ni Rem. HRc 60 Spray-fusing of corrosion-resistant parts, such as axle and cold die. F105 F102+50%WC HRc 60 Spray-fusing of parts resistance to grain-wear , such as guide plate, scraper and blade of fan. F105Fe F102Fe+35%WC HRc 60 Spray-fusing of parts resistance to grain-wear, such as guide plate, scraper and blade of fan. F108 F102+80%WC HRc 60 Spray-fusing of parts resistance to strong grain-wear and free machining, such as harrow teeth of dredger. F301 Cr5 B4 Si4 Ni30 Fe Rem. HRc 45 Spray-fusing of vulnerable parts of agricultural machinery and mining machinery, such as gear and axletree. Track iron powder 轨铁粉 Cr5 B1.5 Si3 Ni30 Fe Rem. HRc 28 Repair spray-fusing of defects such as scratch and concavity of railroad track. Oxy-acetylene flame spraying 氧 乙 炔 焰 喷 涂 F111 Cr5 B1.5 Si3 Ni30 Fe Rem. HB 150 Spraying of bearing and cutting parts etc. F113 Cr10 B1.5 Si3 Ni Rem. HB 250 Spray-fusing or spraying, such as roll, piston and axle of wear and corrosion resistance. F313 Cr15 B1.5 Fe Rem. HB 250 Spraying of dryer of papermaking and axle. F314 Cr18 Ni9 B1.5 Fe Rem. HB 250 Spraying of axle. F412 Sn10 P0.3 Cu Rem. HB 80 Spraying of axle and bearing. F512 复合Al5Ni95 Backing spray of transition layer between base and working layer. PTA hardfacing 等 离 子 弧 喷 焊 F221 Cr26 W5 B0.7 Co Rem. HRc 43 PTA hardfacing of sealing surface of high temperature and high pressure valve and the edge of hot shearing tool. F223 Cr21 W5 B1.5 Co Rem. HRc 40 PTA hardfacing of parts resistance to wear and corrosion at high temperature, such as valve under high temperature and high pressure, and blower. F321 Cr13 B1.5 Si1 Fe Rem. HRc 45 PTA hardfacing of corrosion-resistant parts under mid-temperature and mid-pressure, such as stop-plate etc. F322 Cr23 Ni13 Si5 B1 Fe Rem. HRc 40 PTA hardfacing of corrosion-resistant parts under mid-temperature and mid-pressure, such as valve base etc. F422 Sn10 P0.3 Cu Rem. HB 80 PTA hardfacing of axle and bearing etc. 类别 品名 AWS型号 熔敷金属化学成分(%) 熔敷金属力学性能 特征与用途 C Si Mn P S Ni Cr Mo 其它 σ0.2(MPa) δb(MPa) δ(%) Akv(J) 焊条 NC-38 E308-16 0.07 0.35 1.69 0.023 0.002 9.58 20.49 410 600 46 -0℃:74 用于对接焊及角焊，适于焊接SUS304钢 NC-38L E308L-16 0.034 0.33 1.42 0.022 0.006 9.57 20.07 410 580 48 0℃:78 用于对接焊及角焊，与NC-38相比，NC-38L含碳量较低，适于焊接SUS304L钢 NC-39 E309-16 0.08 0.53 1.50 0.020 0.003 12.72 23.97 410 590 39 0℃:62 用于不锈钢与其它钢的异种钢焊接和复合刚过渡层焊接 NC-39L E309L-16 0.030 0.60 1.50 0.020 0.005 12.50 23.13 410 560 42 0℃:67 用于不锈钢与其它钢的异种钢焊接和复合钢过层焊接,与NC-39相比，NC-39L的含碳量较低 NC-39MoL E309MoL-16 0.029 0.51 1.28 0.024 0.005 12.65 23.08 2.29 450 630 41 0℃:65 用于不锈钢与其它钢的异种钢焊接和复合钢过渡层焊接，与NC-39相比，NC-39MoL含碳量较低 NC-36L E316L-16 0.023 0.57 1.56 0.025 0.003 12.17 18.68 2.20 420 580 45 0℃:83 用于对接焊及角焊，适于焊接SUS316L钢，与NC-36相比，NC-36L含碳量较低 NC-38LT E308L-16 0.034 0.38 2.12 0.022 0.002 10.89 18.36 370 540 51 -196℃:52 用于焊接深冷温度下使用的18%Cr-8%Ni不锈钢,烘干: 150-200℃×0.5-1h NC-36LT E316L-16 0.030 0.52 2.02 0.021 0.003 13.06 17.28 2.25 390 530 44 -196℃:40 用于焊接深冷温度下使用的18%Cr-12%Ni-2%Mo不锈钢,烘干:150-200℃×0.5-1h NC-317L E317L-16 0.030 0.50 1.17 0.027 0.004 13.28 19.11 3.50 440 600 39 用于焊接19%Cr-13%Ni-3%Mo超低碳不锈钢,烘干:150-200℃×0.5-1h NC-37 E347-16 0.060 0.60 1.66 0.018 0.002 9.82 20.22 Nb:0.67 470 670 34 用于焊接18%Cr-8%Ni-Nb不锈钢 CR-40 E410-16 0.08 0.47 0.28 0.020 0.006 12.83 290 510 33 用于焊接13%Cr马氏体不锈钢,烘干:300-350℃×0.5-1h CR-43 E430-16 0.09 0.60 0.27 0.021 0.003 17.65 300 560 24 用于焊接17%Cr不锈钢,烘干:300-350℃×0.5-1h
SFA/AWS EN 屈服值 Mpa 抗拉强度 Mpa 延伸率％ 冲击值 J C Si Mn Cr Ni 其它
手工焊条 OK 61.25 A5.4-9E308-15 EN 1600E 19 9 H B 22 430 600 45 20℃ 70 0.06 0.5 1.7 18.5 9.5 －
OK 61.30 A5.4 E308L-17 EN 1600 E 19 9 L R 12 430 560 45 20℃ 70 0.03 0.8 0.7 19.5 10.0 －
OK 61.35 A5.4 E308L-15 EN1600E 19 9 L B 2 2 460 580 45 +20℃ 100-120℃ 70-196℃ 45 0.03 0.4 1.7 19.5 10.5 －
OK 61.41 A5.4 E308L-17 EN1600 E 19 9 L R 5 3 420 560 45 20℃ 65 0.03 0.7 0.8 19.5 10.0 －
OK 61.50 A5.4-92 E308H-17 EN1600 E 19 9 H R 12 430 600 45 20℃ 60 0.05 0.8 0.8 20.0 10. －
OK 61.80 A5.4-92 E347-17 EN 1600E 19 9 Nb R 12 500 630 40 +20℃ 60-80℃ 40 0.03 0.7 0.6 20.0 10.0 Nb 0.3
OK 61.81 A5.4 E347-16 EN1600 E 19 9 Nb R 3 2 560 700 32 +20℃ 60 0.06 0.6 1.6 20.0 10.0 Nb 0.7
OK 61.85 A5.4 E347-15 EN1600 E 19 9 Nb B 2 2 500 620 40 +20℃ 100-60℃ 70 0.05 0.5 1.7 19.5 10.0 Nb 0.5
OK 61.86 A5.4 E347-17 EN1600 E 19 9 Nb R 1 2 520 660 35 +20℃ 55 0.03 0.7 0.8 19.0 10.0 Nb 0.3
OK 63.20 A5.4 E316L-16 EN1600 E 19 12 3 L R 1 1 480 580 35 +20℃ 65-60℃ 45-120℃ 32 0.03 0.7 0.8 18.5 12.0 Mo2.8
OK 63.30 A5.4 E316L-17 EN1600 E 19 12 3 L R 1 2 460 570 40 +20℃ 60-125℃ 32 0.03 0.8 0.6 18.0 12.0 Mo2.8
OK 63.31 A5.4 E316L-17 EN1600 E 19 12 3 L R 3 2 460 570 38 +20℃ 60-125℃ 35 0.03 0.8 0.7 19.0 11.0 Mo2.8
OK 63.34 A5.4 E316L-16 EN1600 E 19 12 3 L R 11 440 600 40 +20℃ 65 0.03 0.8 0.8 18.5 12.0 Mo2.8
OK 63.35 A5.4 E316L-15 EN1600E 19 12 3 L B 2 2 460 600 35 +20℃ 95-120℃ 60-196℃ 35 0.03 0.5 1.7 18.5 12.6 Mo2.8
OK 63.41 A5.4 E316L-17 EN1600 E 19 12 3 L R 5 3 430 570 45 +20℃ 60 0.03 0.8 0.7 18.0 12.0 Mo2.8
OK 63.80 A5.4 E318-17 EN 1600E 19 12 3 Nb R 3 2 500 620 35 +20℃ 55 0.02 0.8 0.6 18.0 12.0 Mo2.8Nb0.3
OK 64.30 A5.4 E317L-17 EN1600 E 19 13 4 LR 3 2 480 600 30 +20℃ 45 0.03 0.7 0.7 19.0 13.0 Mo2.8
OK 67.13 A5.4 E310-16 EN 1600 E 25 20 R 12 560 600 35 +20℃ 60 0.1 0.5 1.9 26.0 21.0 －
OK 67.15 A5.4 E310-15 EN 1600 E 25 20 B 22 410 590 35 +20℃ 100 0.1 0.3 2.0 26.0 20.0 －
OK 67.20 A5.4 E309MoL-16 EN1600 E 23 12 2 LR 1 1 480 640 35 +20℃ 60 0.03 0.8 0.8 23.0 13.0 Mo2.9
OK 67.50 A5.4 E2209-17 EN 1600E 22 9 3 N L R 3 2 660 820 25 +20℃ 70 0.03 0.8 1.0 23.0 9.0 Mo3.0N0.15
OK 67.55 A5.4 E2209-15 EN 1600E 22 9 3 N L B 2 2 650 800 28 +20℃ 100-40℃ 75-60℃ 65 0.03 0.7 1.0 23.0 9.0 Mo3.0N0.15
OK 67.60 A5.4 E309L-17 EN 1600E 23 12 L R 3 2 470 580 32 +20℃ 50-10℃ 40 0.03 0.8 0.9 24.0 12.5 －
OK 67.62 A5.4 E309-26 EN1600 E 23 12 R 7 3 450 570 40 +20℃ 60 0.05 0.8 0.6 24.0 12.5 －
OK 67.66 A5.4 E309L-16 EN1600 E 23 23 L R 3 2 430 580 45 +20℃ 70 0.03 0.4 1.0 23.0 13.0 －
OK 67.70 A5.4 E309MoL-17 EN1600 E 23 12 2 LR 3 2 510 620 33 +20℃ 50 0.03 0.8 0.6 23.0 13.0 Mo2.7
OK 67.75 A5.4 E309L-15 EN1600 E 23 12 L B 4 2 460 570 35 +20℃ 75-80℃ 55 0.03 0.3 0.2 24.0 13.0 Mo0.3
OK 68.15 A5.4 E410-15 EN1600 E 13 B 4 2 390 520 25 +20℃ 55 0.06 0.5 0.5 13.0 － －
OK 68.17 A5.4 E410NiMo-16 EN 1600E 13 4 R 3 2 650 870 17 +20℃ 45-10℃ 45-40℃ 40 0.03 0.4 0.6 12.0 4.6 Mo0.6
OK 68.25 A5.4E410NiMo-15 EN 1600E 13 4 B 4 2 680 880 17 +20℃ 60-20℃ 53 0.03 0.4 0.6 12.5 4.5 Mo0.6
OK 68.60 EN 1600 E 25 4 R 3 2 660 800 15 +20℃ 30 0.05 1.1 1.2 26 5 Mo1.5N0.18
OK 68.81 A5.4 E312-17 EN1600 E 29 9 R 3 2 580 750 25 +20℃ 30 0.12 0.7 0.8 29.0 10.0 －
OK 69.25 EN 1600E 20 16 3 Mn L B 4 2 450 650 30 +20℃ 90-196℃ 50 0.03 0.5 6.5 19.0 16.0 Mo3.0N0.15
OK 69.33 A5.4E385-16 EN 1600E 20 25 5 Cu N L R 3 2 400 575 35 +20℃ 80-140℃ 45 0.03 0.5 1.0 20.5 25.0 Mo5.0Cu1.5
OK61.20 E308L-16焊条 钛酸性焊条，用于焊接19Cr10Ni型，不锈钢和类似成份的钢种，特别适合焊接薄壁管，1.6-2.5mm的焊条能够用于包括立向下焊在内的全位置焊接
OK61.25 E308L-15焊条 碱性焊条，焊缝含碳量较高，用于石化企业的高温设备
OK61.30 E308L-17焊条 钛酸性焊条，交直流两用，引弧和再引弧容易，焊缝成形好，熔渣自动分离，用于焊接19Cr10Ni型钢及含有稳定化元素的成分类似钢种
OK61.35 E308L-15焊条 碱性焊条，立焊和仰焊性能好，焊缝在超低温下（-196℃）韧性好，用于焊接液化天然气结构
OK61.41 E308L-26焊条 钛酸型超低碳钢高效焊条，适合平焊和平角焊，用于焊接19Cr10Ni型钢及含有稳定化元素的成分类似钢种
OK61.50 E308H-17焊条 钛酸型焊条，用于焊接高温下适用的18Cr10Ni型非稳定化奥氏体钢
OK61.80 E347-17焊条 钛酸性含Nb不锈钢焊条，碳含量低用于焊接321和347钢在400℃以下具有抗晶间腐蚀性能
OK61.81 E347-16焊条 钛型含Nb不锈钢焊条，用于焊接TiNb的18Cr8Ni不锈钢，特别适合高温场合
OK61.85 E347-15焊条 含Nb碱性焊条，特别适合焊接含NbTi的不锈钢，立焊和仰焊性能好，适合管道焊接
OK61.86 E347-17焊条 钛酸性焊条，用于焊接含Nb、Ti的19Cr10Ni型不锈钢，铁素体量较低
OK62.53焊条 钛型焊条，用于高温场合，焊接抗氧化温度约1150℃，推荐用于 焊接Avesta253MA\UNS S30815等钢种
OK62.73焊条 酸性焊条熔敷金属为奥氏体+铁素体型，抗裂性好，适合焊接裂纹敏感性高的材料，也用于焊接5Cr-0.5Mo钢焊后不用热处理
OK62.75焊条 钛碱性焊条，熔敷金属为奥氏体+铁素体型，抗裂性好，适合焊接裂纹敏感性高的材料，装甲钢以及异种钢焊接、也用于焊接5Cr-0.5Mo钢，焊后不用热处理，在硬面堆焊中，用于焊接吸收应立的过渡层
OK63.20 E316L-16焊条 钛酸型焊条，用于焊接316L、18Cr12Ni3Mo型不锈钢，特别适合全位置焊接薄壁管、引弧和再引弧很容易
OK63.30 E316L-17焊条 钛酸性焊条，引弧和再引弧容易，焊缝成形好，渣自动分离，用于焊接18Cr12Ni3Mo型钢及含有稳定化元素的成分类似钢种
OK63.32 E308Mo-26焊条 钛型高效焊条，用于不锈钢，奥氏体锰钢与碳钢、低合金钢之间的异种钢焊接、也用于焊接装甲钢和不锈钢堆焊层
OK63.34 E316L-16焊条 钛酸性焊条，19Cr12Ni3Mo型，用于立向下焊接成分类似不锈钢，焊缝成形好，焊角过渡平滑、渣量少，脱渣好
OK63.41 E316L-26焊条 钛酸性高效焊条，18Cr12Ni-3Mo型，适合平焊、焊缝表面光滑、角焊缝轻微凹陷
OK63.35 E316L-15焊条 碱性焊条，立焊和仰焊性能好，抗裂性好，抗气孔能力强，用于焊接18Cr12Ni3Mo型钢，焊缝在超低温下（-196℃）韧性好，也适合焊接液化天然气结构
OK63.80 E318-17焊条 钛酸性焊条，用于焊接含Nb或Ti的18Cr12Ni23Mo型不锈钢
OK63.85 E318-15焊条 碱性焊条，焊缝含Nb，用于焊接成分类似的钢种
OK64.30 E317-17焊条 钛酸性焊条，交直流两用，全位置焊接，焊缝表面光滑，Mo含量高，抗酸腐蚀和抗点蚀性能优于316L，用于焊接19Cr13Ni3.5Mo型奥氏体不锈钢
OK64.63焊条 钛碱性焊条，熔敷金属为纯奥氏体组织、抗腐蚀性能很好，除立向下外的全位置焊接性能优越
OK67.13 E310-16焊条 钛碱性焊条，纯奥氏体焊缝，抗氧化温度为1100-1150℃，用于焊接25Cr20Ni型奥氏体不锈钢，也用于装甲钢等空冷淬硬钢和不锈钢于碳钢之间的异种钢焊接
OK67.15 E310-15焊条 碱性焊条，抗裂性好，用于焊接25Cr20Ni型不锈钢、装甲钢、奥氏体锰钢和异种钢
OK67.20焊条 钛酸性不锈钢焊条，用于不锈钢于碳钢和低合金钢之间的异种钢焊接，包括立向下在内的全位置焊性能良好
OK67.43 E307-16焊条 钛碱性焊条，交直流两用，熔敷金属含有少量均匀分布的铁素体，抗裂性能很好，适合焊接13Mn钢和这类钢于其他钢之间的异种钢焊接
OK67.45 E307-15焊条 碱性焊条，铁素体含量低于5%，抗裂型能好，适合焊接12-14%Mn钢和这种钢于其他钢之间的异种钢焊接，也适合硬面堆焊前的过渡层焊接
OK67.50 E2209-17焊条 钛酸型焊条，在300℃高温下具有良好的抗应力腐蚀性能，用于焊接铁素体-奥氏体双相不锈钢
OK67.51 E2209-26焊条 钛酸性高效不锈钢焊条，用于焊接双相不锈钢，如UNS S31803,也用于双相钢与CMn钢之间的异种钢焊接
种类 焊剂牌号 密度Kg/dm3 碱性度 配用焊丝牌号 熔敷金属力学性能 熔敷金属化学成分（％）
屈服值Mpa 抗拉强度Mpa 冲击值J C Si Mn Cr Ni Mo
埋弧焊剂 OK Flux 10.16 ≈1.2 2.4 OK Autrod 19.81 490 730 +20℃ 80-60℃ 75-196℃ 60 0.02 0.2 0.7 18.0 Bal. 16.0
OK Autrod 19.82 425 700 -140℃ 100-196℃ 80 0.01Fe2.0 0.3Nb3.5 0.3 21.0 Bal. 9.0
OK Autrod 19.85 360 600 +20℃ 140-196℃ 100 0.01Fe1.0 0.3 Nb2.3 3.2 19.0 Bal. 2.0
OK Flux 10.92 ≈1.0 1.0 OK Autrod 16.10 365 580 -60℃ 60 0.02 0.9 1.0 20.0 10.0 －
OK Autrod 16.15 365 580 -60℃ 60 0.03 0.9 1.0 20.0 10.0 0.75
OK Autrod 16.21 470 640 -60℃ 55-110℃ 40 0.04 0.8 0.9 20.0 10.0 Nb0.5
相当 AWS ENi-C1
1.焊前焊条须经150℃左右烘焙1h。
2.可以通过锤击焊缝消除焊补区应力，避免裂纹。
【上海斯米克电焊条】简介
类 别
Mark
牌 号
相当国标
特性和用途
相当AWS
HRc≥48，耐磨、耐气蚀、抗氧化。堆焊高炉料钟、破碎机件
HRc38-47，耐热、耐蚀、耐磨。堆焊高温工件如热剪切刀刃
HRc45-50，耐热、耐蚀、耐磨。堆焊高温工件如内燃机阀
HRc≥53，耐热、耐磨，但抗冲击性差。堆焊锅炉旋转叶轮
HRc≥50，耐热、耐磨。堆焊高温工件如热轧导轨
HRc28-38，耐蚀、抗热疲劳，具有加工硬化性。堆焊热锻模
纯镍，综合性能好。铸铁薄件及加工面补焊用，如机床导卫
镍铁，强度高、塑性好。重要灰铸铁及球铁焊补用，如汽缸盖
镍铜，易加工，但抗裂性较差。不受力的灰铸铁加工面及砂眼补焊
紫铜，耐大气，海水腐蚀，导电性好。紫铜焊接用，如导电铜排
硅青铜，耐蚀、强度高。铜、硅青铜及黄铜焊接用
锡磷青铜，耐蚀、强度高。铜、硅青铜及黄铜焊接用
铝青铜，耐磨、耐蚀，强度高。铜合金焊接或堆焊用
纯铝，耐蚀性好，但强度不高，纯铝焊接用
铝硅，抗裂性好，通用性大。铝合金焊接用，不宜焊接铝镁合金
铝锰，强度高，耐蚀。铝合金焊接用
纯镍，用于镍、镍与钢的焊接与堆焊
镍铜，用于镍铜、镍铜与钢的焊接与堆焊
mark
Si3.5 Fe Rem.
HRc48-54，耐磨、耐气蚀、抗氧化。堆焊铲斗齿，泵套
Co Rem.
HRc38-47，高温下耐磨、耐蚀。堆焊高温高压阀门
Co Rem.
HRc45-50，高温下耐磨、耐蚀。堆焊阀门，热轧孔型
Co Rem.
HRc≥55，高温下耐磨、耐热，但抗冲击性差。堆焊螺旋送料机用
Co Rem.
HRc≥53，高温下耐磨、耐热，但抗冲击较差。堆焊牙轮钻头
Cu Rem.
机械性能好，抗裂性好。紫铜气焊及氩弧焊用
Cu Rem.
机械性能好，铜合金氩弧焊及钢的MIG钎焊用
耐磨性好。铜合金氩弧焊及钢的堆焊用
耐磨性好。铜合金氩弧焊及钢的堆焊用
耐磨、耐蚀。铜合金氩弧焊及钢的堆焊用
耐磨、耐蚀。铜合金氩弧焊及钢的堆焊用
Zn Rem.
熔点约890℃。黄铜气焊及碳弧焊用，也可钎焊铜、钢、铸铁
Zn Rem.
外涂焊剂的S221焊丝
Fe0.8 Zn Rem.
熔点约880℃。黄铜气焊及碳弧焊用，也可钎焊铜、钢、铸铁
Fe0.8 Zn Rem.
外涂焊剂的S222焊丝
Zn Rem.
熔点约900℃。铜、钢、铸铁钎焊用
Zn Rem.
熔点约905℃。黄铜气焊及碳弧焊用，也可钎焊铜、钢、铸铁
alloys
Zn Rem.
熔点约935℃。高强度,钎焊钢、镍及硬质合金用
Zn Rem.
外涂焊剂的S225焊丝
Si0.2 Zn Rem.
熔点约900℃。黄铜气焊用，也可钎焊铜、钢、铸铁
Si0.1 Fe0.8
Zn Rem.
熔点880℃。黄铜气焊及碳弧焊用，也可钎焊铜、钢、铸铁
Zn余
熔点约920℃。高强度,钎焊钢、镍及硬质合金用
塑性好、耐蚀。纯铝气焊、氩弧焊用
抗裂性好，通用性大。铝合金气焊、氩弧焊用。不宜用高镁合金
良好的耐蚀性、可焊性及塑性。铝合金气焊、氩弧焊用
Al Rem.
耐蚀，强度高。铝合金氩弧焊用
类 别
牌号
规 格
Point
熔点(℃)
composition
主要成份(%)
用 途
to AWS
相当AWS
zinc
丝
钎焊铜、青铜和钢等受力不大工件
箔
Co2 Zn Rem.
钎焊硬质合金刀具
phosphorus
铸条、丝、粉
钎焊铜及铜合金
铸条、丝
Cu Rem.
钎焊铜及铜合金、银、钼等金属。
铸条、丝、箔
Cu Rem.
钎焊铜及铜合金
铸条、丝
Cu Rem.
钎焊铜及铜合金
铸条、丝
Cu Rem.
钎焊铜及铜合金。
base
丝
Zn Rem.
钎焊铜及铜合金、钢及不锈钢等
丝
Zn余
钎焊铜及铜合金、钢及不锈钢等
涂药丝
Zn Rem.
外涂钎剂的L303，用途与L303相同
箔
Zn Rem.
钎焊铜及铜合金、钢等
丝
铜和镍的真空或还原保护气氛钎焊
丝
钎焊铜及铜合金、钢及不锈钢等
丝
钎焊铜及铜合金、钢及不锈钢等
钎焊铜及铜合金、钢及不锈钢等
丝
钎焊铜及铜合金、钢及不锈钢等
丝
钎焊铜及铜合金、钢及不锈钢等
丝
钎焊铜及铜合金、钢及不锈钢等
铸条、丝
Al Rem.
铝及铝合金的钎焊
铸条
Al Rem.
铝及铝合金的钎焊
丝
Pb Rem.
易熔金属及热处理件的钎焊
丝
Pb Rem.
铜及铜合金、镀锌铁皮的钎焊。
丝
Pb Rem.
铜、黄铜、铁、镀锌铁皮的钎焊
丝
Pb Rem.
铜及铜合金、钢、锌制零件的钎焊
丝
Pb Rem.
食品、医疗所需铜、钢等金属的钎焊
丝
电器、食品所需铜、钢等金属的钎焊
丝
Pb Rem.
铜及铜合金、钢及不锈钢的钎焊
粉
Ni Rem.
不锈钢真空或保护气氛钎焊
类 别
牌 号
名 称
特性和用途
welding
铜气焊熔剂
熔点约650℃，铜及铜合金气焊或钎焊的助熔剂
铝气焊熔剂
熔点约560℃，铝及铝合金气焊的助熔剂
brazing
银钎焊熔剂
在550-750℃范围钎焊铜及铜合金、钢及不锈钢的助熔剂
银钎焊熔剂
在600-850℃范围钎焊铜及铜合金、钢及不锈钢的助熔剂
银钎焊熔剂
在600-850℃范围钎焊铜及铜合金、钢及不锈钢。不易结块
在600-850℃范围钎焊铜及铜合金、钢及不锈钢的助熔剂
银钎焊熔剂
在550-750℃范围钎焊铜及铜合金、钢及不锈钢的助熔剂
铝钎焊熔剂
在450-620℃范围钎焊铝及铝合金的助熔剂
铝钎焊熔剂
在560-620℃范围钎焊铝及铝合金的助熔剂
类 别
mark
牌 号
composition
化学成份(%)
硬 度
用 途
Acetylene
Flame
spray-
using
铸铁件的喷焊，如玻璃模具，汽缸、导轨
耐磨、耐蚀件的喷焊，如阀门、泵转子、泵柱塞
耐磨件的喷焊，如轴类、汽门
耐磨、耐蚀、抗高温氧化工件的喷焊，如模具、柱塞
耐磨件的喷焊，如轴类、冷模具
抗磨粒磨损场合的喷焊，如导板、刮板、风机叶片
抗磨粒磨损场合的喷焊，如导板、刮板、风机叶片
抗强烈磨粒磨损，无需加工场合的喷焊，如挖泥船耙齿
农机,矿山机械易损件的喷焊，如齿轮，车轴
铁路钢轨擦伤、低塌等缺陷的修复喷焊
轴承、切削件等的喷涂
喷涂亦可喷焊，如滚筒、柱塞、耐蚀耐磨轴等
造纸烘缸、轴类的喷涂
轴类喷涂
轴、轴承的喷涂
喷涂层的基体与工作层之间过渡（打底）层用喷涂
高温高压阀门密封面、热剪切刃口的等离子喷焊
高温下耐磨耐蚀件的喷焊，如高温高压阀门、鼓风机
中温中压阀门的闸板及其他耐磨件的等离子喷焊
中温中压阀门的阀座及其他耐磨件的等离子喷焊
轴、轴承等离子喷焊
牌号 | 性能简介 |
HAG-2B 含银2% | 等同美标AWS BCuP-6、国标BCu91PAg及L209，具有良好的流动性和填充能力，广泛用于空调、冰箱、机电等行业，铜及铜合金的钎焊。熔点645-790摄氏度。 |
HAG-5B 含银5% | 等同于美标AWS BCuP-3国标BCu88PAg及L205，有一定塑性，适用不能保持紧密配合的铜及其合金接头的焊接。熔点645-815摄氏度。 |
| 等同于美标AWS BCuP-5国标BCu80AgP及L204，具有接头塑性好，导电性提高，特别适用间隙不均场合。可钎焊承受振动载荷的铜及其合金接头的钎焊。熔点645-800摄氏度。 |
二、银铜锌环保焊料（银钎料）牌号及性能简介
牌号 | 性能简介 |
HAG-18BSn 含银18% | 是银、铜、锌、锡合金，熔化范围稍高，润湿性和填充性良好，价格经济。可焊接铜、铜合金、钢等材料。熔点770-810摄氏度。 |
HAG-25B 含银25% | 等同于国标BAg25CuZn及L302，是银、铜、锌、合金，具有较好的润湿性和填充性，但熔点稍高，可焊铜、钢等材料。熔点700-800摄氏度。 |
HAG-25BSn 含银25% | 等同于美标AWS BAg-37，是银、铜、锌、锡合金，熔点低于HAg-25B,提高了润湿性和填充性。可焊铜、钢等材料。熔点680-780摄氏度。 |
HAG-30B 含银30% | 等同于美标AWS BAg-20，国标BAg30CuZn ,是银、铜、锌合金，熔点稍高，接头有较好韧性，可钎焊铜、铜合金、钢等材料。熔点677-766摄氏度。 |
HAG-35B 含银35% | 等同于美标AWS BAg-35，是银、铜、锌合金，中等熔化温度，接头有较好韧性，可钎焊铜、铜合金、钢等材料。熔点621-732摄氏度。 |
HAG-35Sn 含银35% | 等同于国标BAg34CuZnSn，是银、铜、锌、锡合金，中等熔化温度，有较好的流动性，更适用于铁素体和非铁素体钢的焊接。熔点620-730摄氏度。 |
HAG-40B 含银40% | 是银、铜、锌、合金，具有较好的流动性、渗透性和韧性，熔点677-732摄氏度。 |
HAG-40BNi 含银40% | 是银、铜、锌、镍合金，等同于美标AWS BAg-4，具有较好的抗蚀性、适用于不锈钢的焊接和镍基合金及炭化钨的焊接，熔点670-780摄氏度。 |
HAG-40BSn 含银40% | 等同于美标AWS BAg-28，是银、铜、锌、锡合金，有很好的流动性，用于铁素体钢和非铁素体钢的焊接效果尤其理想，熔点650-710摄氏度。 |
| 等同于美标AWS BAg-5、国标BAg45CuZn及L303,是银、铜、锌、合金，综合性能好，有优良的韧性和渗透性，常用于机电、食品机械及表面光洁度要求较高零部件的钎焊。熔点663-743摄氏度。 |
HAG-45BSn 含银45% | 等同于美标AWS BAg-36，是银、铜、锌、锡合金，性能同45B但熔化温度比45B低。熔点645-680摄氏度。 |
HAG-50B 含银50% | 等同于美标AWS BAg-6、国标BAg50CuZn及L304,是银、铜、锌合金，适用于电子、食品机械及承受振动载荷场合下材料的焊接，熔点690-775摄氏度。 |
HAG-50BNi 含银50% | 等同于美标AWS BAg-24、是银、铜、锌、镍合金，无镉，最适用于不锈钢钎焊，提高抗缝隙腐蚀能力。熔点660-707摄氏度。 |
| 等同于美标AWS BAg-7、国标BAg56CuZnSn及L321是银、铜、锌、锡合金，具有熔点低、抗电蚀、渗透性和韧性优良的优点，最适用于不锈钢钎焊。熔点618-652摄氏度。 |
三、含镉银焊料牌号及性能简介
牌号 | 性能及用途 |
HAG-20BCd 含银20% | 是银、铜、锌、镉合金，熔化范围适中，润湿性和填充性好，价格经济。可焊铜、铜合金、钢等大都份材料，熔点620-760摄氏度。 |
| 等同于美标AWS BAg-27、国标BAg25CuZnCd,是银、铜、锌、镉合金，熔点比25B进一步降低、工艺性能进一步提高，可钎焊铜合金、钢等材料，熔点605-720摄氏度。 |
HAG-30BCd 含银30% | 等同于美标AWS BAg-2a、国标BAg30CuZnCd,是银、铜、锌、镉合金，熔点较30B更低，流动性更好，可钎焊铜合金、钢等材料。熔点620-690摄氏度。 |
HAG-35BCd 含银35% | 等同于美标AWS BAg-2、国标BAg35CuZnCd及L314,是银、铜、锌、镉合金，熔点低、流动性好，可钎焊铜合金、钢等材料，熔点605-700摄氏度。 |
HAG-40BCd 含银40% | 等同于国标BAg40CuZnCd及L312,是银、铜、锌、镉、合金，熔点低、焊接工艺性优良，适用于淬火钢和小薄件零件的钎焊。熔点600-630摄氏度。 |
| 等同于美标AWS BAg-1，国标BAg45CuZnCd,是银、铜、锌、镉、合金，熔化温度最窄、流动性好，可快速钎焊铜、铜合金、钢等材料。熔点605-620摄氏度。 |
| 等同于美标AWS BAg-1 a，国标BAg50CuZnCd及L313,是银、铜、锌、镉、合金，具有高强度、高延展性、高流动性等优点，钎料能渗透极狭小的缝隙。能钎焊铜、铜合金、合金钢等大部分金属。熔点625-635摄氏度。 |
【银基焊条】简介如下：
银基焊条牌号 | 主要成分% | 熔点 | 用途 |
HL301银基焊条 | Ag 10 Cu 53 Zn余量 |
820 | 主要用于钢及钢合金，钢及硬质合金。 |
HL302银基焊条 | Ag 25 Cu 45 Zn 余量 |
750 | 主要用于钢合金，钢及不锈钢，都有良好的耐腐蚀性和导电性能。 |
HL303银基焊条 |
Ag 45 Cu 30 Zn余量 |
650 | 熔点较低，有良好的侵流性和填满间隔能力，焊缝光洁，耐冲击性好。用于铜合金，钢及不锈钢。 |
HL303 F银基焊条 | Ag 45 Cu 30 Zn余量 |
660 | 钎焊铜及铜合金、钢及不锈钢等 |
HL304银基焊条 | Ag 50 Cu34 Zn余量 |
630 | 主要性能和HL303银基焊条基本相同。 |
HL306银基焊条 | Ag 65 Cu 20 Zn 余量 |
680 | 主要用于铜及铜合金钢，不锈钢，等电气设备。 |
HL307银基焊条 |
Ag 72 Cu 26 Zn余量 |
750—800 | 主要用于制造电子管，真空容器件及电子原件，食品器皿，仪表，波导和电气设备等多用途，适合铜及镍设备。 |
HL308银基焊条 | Ag 75 Cu 22 Zn 余量 |
770 | 主要用于制造电子管，真空容器件及电子原件，等多用途，适合铜及镍设备。 |
HL312银基焊条 | Ag40.Cu.Zn.Cd | 595-605 | 钎焊铜及铜合金、钢及不锈钢等 |
HL313银基焊条 | Ag50.Cu.Zn.Cd | 625-635 | 钎焊铜及铜合金、钢及不锈钢等 |
HL321银基焊条 | Ag56.Cu.Zn.Sn | 615-650 | 钎焊铜及铜合金、钢及不锈钢等 |
HL323银基焊条 | Ag30.Cu.Zn.Sn | 665-755 | 钎焊铜及铜合金、钢及不锈钢等 |
HL325银基焊条 | Ag45.Cu.Zn.Sn | 645-685 | 钎焊铜及铜合金、钢及不锈钢等 |
HL326银基焊条 | Ag38.Cu.Zn.Sn | 650-720 | 钎焊铜及铜合金、钢及不锈钢等 |
【银焊片】简介如下:
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