Product Grade | Chemical Composition | Manufacturing Process | Hardness(HRC) | Application Process | Typical Application |
| QFFe420 | Mn:0.5, C:0.32, Ni:0.5, Cr:13.0, Si:0.25, Fe:Bal | DR | 55–60 | PTA/LC/AS | Excellent corrosion and wear resistance,Harder and thicker coating with low shrinkage and good wear resistanc |
| QFFe316L | Mn:1.5, C:0.03, Ni:12.5, Cr:18.5, Mo:2.4, Si:0.45, S:0.005, P:0.02, Cu:0.2, Fe:BAL | DR | 22–28 | AS/FS/PTA/LC | Anti-corrosion for chemical & seawater equipment, pressure vessel welding, hydraulic part restoration |
| QFFe95 | C: <0.1, Si: 1.5-2, Mn: 1.5-2, Cr: 27-29, B: 3.5-4.0, Fe: BAL | DR | 55-60 | FS/PTA/LC/AS | Flame spray welding for valves, rollers, slurry pumps and mining parts |
| QFFeE97 | WC:26.2, Si:1.3, Cr:13.8, TiC:6.2, Ni:5.5, B:1.92, Mn:0.58 | DR | 60-65 | PTA/AS/LC/FS | Impact-resistant coating for crushers, bucket teeth, conveyor rollers |
| QFFe410 | Mn:0.5, C:0.11, Ni:0.14, Cr:13.0, Si:0.31, S:0.002, P:0.021, Fe:BAL | DR | 36–42 | PTA/LC/AS | Cavitation-resistant surfacing for pumps & turbine blades, martensitic steel welding |
| QFFe304 | Mn:1.5, C:0.08, Ni:9.5, Cr:19.0, Si:0.50, S:0.02, P:0.01, Fe:BAL | DR | 20–26 | AS/FS/PTA/LC | General stainless steel welding, anti-corrosion coating for papermaking machinery |
| QFFe55 | C:4.5–5.5, Si:0.7–1.5, Mn:0.7–1.5, Cr:27–29, Fe:Bal. | DR | 55 | FS/PTA/LC/AS | High-hardness surfacing for plungers, sleeves, construction & metallurgical rollers |
| QFFeLC | Mn0.8 ;Si0.2;C0.15 ;FeBal | VIM | 95~100B | AS/FS | Bearing , seating surfaces , economical option |
| QFFeHC | 0.8C 0.7Mn 0.3Si BalFe | VIM | 20~25 | AS/FS/LC | Low shrink , shafts , housing , pistons , fans |
| QFFeCrAl | BalFe 23.5Cr 5.3Al 0.45Mn 1Si | VIM | 85~90B | AS/FS/LC | Boiler tubes , dimensional restoration |
| QFFe26CrNi | 26Cr 3Ni 1.7C 1.6Mn 1.6Si 0.8Mo BalFe | VIM | 39~42 | AS/PTA/LC/FS | Good corrosion & wear, machineable |
| QFFe29CrB | 29Cr 3.7B 1.7Mn 1.5Si BalFe | VIM | 55~60 | AS/PTA/LC/FS | Abrasion resistance , rolls, boiler tubes |
| QFNi20Al | 20Al BalNi | VIM | 75HRB | AS/FS/PTA/LC | Bond coats |
| QFNi5Al | 93Ni 4.0~5.5Al 1.7maxOther | VIM | 75HRB | AS/FS/PTA/LC | Bond coats, turbine engine part buildup |
| QFNiCrAl | 20Cr 7Al BalNi | VIM | 85~95HRB | AS/FS/PTA/LC | Oxidation resistance, ceramic undercoat |
| QFNiCrAlY | BalNi 22Cr 10Al 1Y | VIM | 60~85HRB | AS/FS/PTA/LC | Oxidation resistance, ceramic undercoat |
| QFNi718 | Nibal,Cr<20%,Fe<20%,Mo<5%,Ti<5%,AICoNiMnSi<1% | VIM/VAR | 30 | AS/FS/PTA/LC | Oxidation resistance,turbine engines |
| QFNi625 | 62.5Ni 22Cr 10Mo 2Fe 3.5Cb+Ta | VIM | 92HRB | AS/FS/PTA/LC | Oxidation resistance,corrosion resistance,digestors |
| QFNiC276 | C ≤0.02, Cr:14.5–16.5, Mo:15.0–17.0, W:3.0–4.5, Si ≤0.08, Fe:4.0–7.0, Mn ≤1.0, Co ≤2.5, P ≤0.04, S ≤0.03, V ≤0.35, Cu ≤0.5, Ni:Balance | VIM+ESR / VDR | 18–24 | AS/FS/PTA/LC | Surfacing for FGD system, chemical anti-corrosion equipment, pickling facilities; welding of dissimilar corrosion-resistant alloys |
| QFNiCu | Ni ≥63, Cu:28–34, Fe ≤2.5, C ≤0.3, S ≤0.015, P ≤0.015, Mn ≤2.00, Si ≤0.5 | VDR | 15–22 | AS/FS/PTA/LC | Seawater equipment, hydrofluoric acid service, marine pumps & valves, cavitation-resistant coating for oil & gas, welding of alkaline equipment |
| QFNi20Cr | C≤0.10；Si0.75~1.60;Mn≤0.6;Cr20.0~23.0;Al≤0.50;Mg≤0.10;S≤o.005;P≤0.002;Fe≤1.0;Cu≤0.10；Others≤0.5;NiBal. | VDR | 20~35 | AS/FS/PTA/LC | High-temperature oxidation resistant coatings, furnace parts, boiler tubes, paper mill rolls |
| QFCo01 | Cr25.5;W12.5;C1.9;Others<5;CoBal. | VIM | 48~54 | PAW/GTAW/GMAW/PTA/LC/AS | Hydropulper disc,Mixer blades & rotors,Conveyor screws,Pump sleeves |
| QFCo06 | Cr20-35;W0.1-10;Fe0.1-5;C0.1-5;Si0.1-5;Mn0.1-5;CoBal. | VIM | 40~44 | PAW/GTAW/GMAW/PTA/LC/AS | Valve seats,Bearing areas, Extrusion screw flights and Tong bits |
| QFCo12 | Cr20-35;W5-10;Fe0.1-5;C0.1-5;Si0.1-5;Mn0.1-5;CoBal. | VIM | 43-49 | PAW/GTAW/GMAW/PTA/LC/AS | Chain saw bars ,Hot extrusion dies, Tong bits Exhaust valves and Metal to metal sliding |
| QFCo21 | Cr25.0-30.0;Ni1.50-4.0;Mo4.50-7.0;C0.15-0.45;Mn≤1.50;Si≤1.50;W≤0.50;Fe≤3.00;Others≤0.50;CoBal. | VIM | 33-37 | PAW/GTAW/GMAW/PTA/LC/AS | Great resistance to corrosion, galling, cavitation and metal-to-metal wear for valves |
| QFMo | Mo99.9;Others≤o.o1 | VIM | 10-20 | PAW/GTAW/GMAW/PTA/LC/AS | Molybdenum Wire for Metal Thermal Spraying |
| QFCuAl | Al7.5-9.5;Fe<0.5;Mn<1.0;Ni<0.8;Pb<0.02;Si<0.2;Zn<0.2;CuBal. | DR | 20~35 | AS/FS/PTA/LC | Excellent fluidity, uniform weld beads; steel-copper dissimilar welding |
| QFCu | Cu99.95;Others≤0.05 | DR | 15-30 | AS/FS/PTA/LC | Electrical and thermal conductive coatings, corrosion-resistant coatings for marine environments |
| QFCuNiAl | Al7.5~9.5;Fe3.0~5.0Mn0.6~3.5;Ni4.0~5.5;Pb≤0.02;Si≤1.0;Zn<0.10;Others≤0.5;CuBal. | DR | 20~35 | AS/FS/PTA/LC | Marine pump & valve repair, corrosion & cavitation resistant coatings, steel-copper dissimilar welding |
| QFCuAlFe | Al8.0~10.0;Fe2.0~4.0;Mn<0.5;Ni<0.5;Pb<0.02;Si<0.1;Zn<0.1;P<0.01;Sn<0.1;CuBal. | DR | 20~35 | AS/FS/PTA/LC | Bearing & bushing repair, corrosion resistant coatings for marine & chemical equipment |
| QFZnCuNi | Cu46.0~50.0;Ni9.0~11.0;Al≤0.01;P≤0.25;Pb≤0.05;Si0.04~.25;Others≤0.5;ZnBal. | DR | 20~35 | AS/FS/PTA/LC | Long-term cathodic protection for steel structures, bridges, ships, towers and pipelines |
A:15-45um,B:20-53um,C:15-53um,D:20-45um,E:5-30um,F:5-25um,G:2-10um,H:5-15um,I:5-20um,J:5-25um,K:10-30um,L:10-38um,M:15-38um,N:20-45um,O:45-75um,P:45-90um,Q:45-106um,R:20-106um,S:45-125um,T:45-150um,U:53-125um,V:53-150um
1:1.2mm,2:1.6mm,3:2.0mm,4:2.4mm,5:3.2mm,6:4mm,7:5mm,8:6mm
If you want to know more details about welding wires, please contact Jiangxi Velavision mail: lion@jxvelavision.com