Welcome to WeldingMart’s comprehensive collection of flux core welding wire, where reliability, precision, and performance come together to deliver exceptional results for all your welding applications. Whether you’re a professional welder or a DIY enthusiast, our selection of flux core wire and cored welding wire ensures clean, strong welds with or without shielding gas. From gasless flux core welding wire to flux core MIG welding wire, we offer a wide variety of options tailored to meet your specific welding needs.
Lincoln Electric
Lincoln ED029201 Outershield 71 Elite Flux-Cored FCAW-G Welding Wire, 0.045 in, 33 lb Spool
$198.33Unit price /UnavailableOutershield® 71 Elite from Lincoln Electric has a smooth arc transfer, low spatter and good bead appearance.Lincoln Electric
Lincoln ED030934 Innershield NR-233 Flux-Cored FCAW-S Welding Wire, 1/16 in, 25 lb Spool
$202.25Unit price /UnavailableInnershield® NR®-233 from Lincoln Electric is a good choice for training or novice welders while also meeting the mechanical property requirements listed in AWS D1.8.Lincoln Electric
Lincoln ED031669 UltraCore 71A75 Dual Flux-Cored FCAW-G Welding Wire, 0.045 in, 33 lb Spool
$154.11Unit price /UnavailableUltraCore® 71A75 Dual from Lincoln Electric is a general purpose wire that gives you the flexibility to use either straight CO2 or 75% Argon/25% CO2 gas.Lincoln Electric
Lincoln ED037129 UltraCore 316L P Flux-Cored FCAW-G Welding Wire, 0.045 in, 33 lb Spool
$661.65Unit price /UnavailableSmooth arc action with minimal spatter reduces post-weld cleaningLincoln Electric
Lincoln ED028176 Lincore 55-G Flux-Cored FCAW-C Welding Wire, 0.045 in, 25 lb Plastic Spool
$261.00Unit price /UnavailableLincore® 55-G Flux-Cored Gas Shielded Wire designed for crane wheels, blower blades, bucket lips, dredge parts and tillage tools applications (Metal to Metal)Lincoln Electric
Lincoln ED012732 Innershield NS-3M Flux-Cored FCAW-S Welding Wire, 0.120 in, 50 lb Coil
$324.50Unit price /UnavailableInnershield® NS-3M from Lincoln Electric is designed for very high deposition rates and increased resistance to hydrogen cracking and porosity on steel containing sulfur or contaminates.Lincoln Electric
Lincoln ED030641 Innershield NR-211-MP Flux-Cored FCAW-S Welding Wire, 0.068 in, 25 lb Spool
$188.25Unit price /UnavailableInnershield® NR-211®-MP from Lincoln Electric is a versatile wire suitable for all-position welding of light gauge or thin plate.Lincoln Electric
Lincoln ED031663 UltraCore 71A85 Flux-Cored FCAW-S Welding Wire, 0.045 in, 33 lb Spool
$150.48Unit price /UnavailableUltraCore® 71A85 from Lincoln Electric is designed specifically for use with high Argon mixed gas.Lincoln Electric
$378.60Unit price /UnavailableOutershield® 71 Elite from Lincoln Electric has a smooth arc transfer, low spatter and good bead appearance.Lincoln Electric
Lincoln ED030640 Innershield NR-203MP Flux-Cored FCAW-S Welding Wire, 0.068 in, 25 lb Spool
$224.25Unit price /UnavailableInnershield® NR®-203MP from Lincoln Electric is designed to handle poor fit-up on heavy wall tubes and gaps up to 9.5 mm (3/8 in.) with 6.4 mm (1/4 in.) offset.Lincoln Electric
Lincoln ED033761 UltraCore HD-C Flux-Cored FCAW-G Welding Wire, 1/16 in, 33 lb Spool
$148.17Unit price /UnavailableUltraCore® HD-C from Lincoln Electric is a mild steel, gas-shielded flux-cored wire designed for the shipbuilding industry.Lincoln Electric
Lincoln ED033755 UltraCore HD-C Flux-Cored FCAW-G Welding Wire, 0.045 in, 33 lb Spool
$151.47Unit price /UnavailableUltraCore® HD-C from Lincoln Electric is a mild steel, gas-shielded flux-cored wire designed for the shipbuilding industry.Lincoln Electric
Lincoln ED030649 Innershield NR-311 Flux-Cored (FCAW-S) Welding Wire, 5/64 in, 25 lb Spool
$193.50Unit price /UnavailableInnershield® NR®-311 from Lincoln Electric is designed for high deposition rates and fast travel speeds.Lincoln Electric
Lincoln ED016354 Innershield NR-211-MP Flux-Cored FCAW-S Welding Wire, 0.035 in, 10 lb Spool
$102.40Unit price /UnavailableInnershield® NR-211®-MP from Lincoln Electric is a versatile wire suitable for all-position welding of light gauge or thin plate.Lincoln Electric
Lincoln ED030007 Outershield 71M Flux-Cored FCAW-G Welding Wire, 0.045 in, 33 lb Spool
$195.69Unit price /UnavailableOutershield® 71M from Lincoln Electric is an overall performer - from excellent feedability to good arc performance.Lincoln Electric
Lincoln ED031672 UltraCore 712C Flux-Cored FCAW-G Welding Wire, 0.045 in, 33 lb Spool
$154.11Unit price /UnavailableUltraCore® 712C from Lincoln Electric is a versatile E71T-12 choice with consistently high impact toughness values.Lincoln Electric
Lincoln ED012739 Innershield NS-3M Flux-Cored FCAW-S Welding Wire, 5/64 in, 4 14 lb Coils
$397.60Unit price /UnavailableInnershield® NS-3M from Lincoln Electric is designed for very high deposition rates and increased resistance to hydrogen cracking and porosity on steel containing sulfur or contaminates.Lincoln Electric
Lincoln SC2507P-12 Supercore 2507P Flux-cored FCAW-G Welding Wire
$962.85Unit price /UnavailableSUPERCORE™ 2507P Wire for 25% Cr super duplex stainless steel in plates, vessels, pipes, and fittings for offshore, chemical, or petrochemical applications.Lincoln Electric
Lincoln EDS01702 Innershield NR-152 Flux-Cored FCAW-S Welding Wire, 0.045 in, 25 lb Spool
$17,797.50Unit price /UnavailableInnershield® NR®-152 from Lincoln Electric is designed for high speed welding of specialty coated steels.Lincoln Electric
Lincoln ED012632 Innershield NR-311 Flux-Cored (FCAW-S) Welding Wire, 7/64 in, 50 lb Coil
$340.50Unit price /UnavailableInnershield® NR®-311 from Lincoln Electric is designed for high deposition rates and fast travel speeds.Lincoln Electric
Lincoln ED037122 UltraCore 316L Flux-Cored FCAW-G Welding Wire, 0.045 in, 33 lb Spool
$651.75Unit price /UnavailableSmooth arc action with minimal spatter reduces post-weld cleaningLincoln Electric
Lincoln ED035418 UltraCore 111K3M-H Plus Flux-Cored FCAW-G Welding Wire, 0.052 in, 33 lb Spool
$232.32Unit price /UnavailableUltraCore® 111K3M-H Plus from Lincoln Electric is capable of superior toughness at-60°FLincoln Electric
Lincoln ED036576 Innershield NR-233 Flux-Cored FCAW-S Welding Wire, 1/16 in, 25 lb Spool
$218.50Unit price /UnavailableInnershield® NR®-233 from Lincoln Electric is a good choice for training or novice welders while also meeting the mechanical property requirements listed in AWS D1.8.Lincoln Electric
Lincoln ED034855 UltraCore 81Ni1M-H Plus Flux-Cored FCAW-G Welding Wire, 0.045 in, 33 lb Spool
$192.72Unit price /UnavailableUltraCore® 81Ni1M-H Plus from Lincoln Electric is capable of superior toughness at-60°FLincoln Electric
Lincoln ED034866 UltraCore 81K2C-H Plus Flux-Cored FCAW-G Welding Wire, 1/16 in, 33 lb Spool
$213.51Unit price /UnavailableUltraCore® 81K2C-H Plus from Lincoln Electric is capable of superior toughness at-60°FLincoln Electric
Lincoln ED034850 UltraCore 712C-H Plus Flux-Cored FCAW-G Welding Wire, 1/16 in, 33 lb Spool
$171.93Unit price /UnavailableUltraCore® 81K2M-H Plus from Lincoln Electric is capable of superior toughness at-60°FLincoln Electric
Lincoln ED034861 UltraCore 81K2M-H Plus Flux-Cored FCAW-G Welding Wire, 0.045 in, 33 lb Spool
$218.79Unit price /UnavailableUltraCore® 81K2M-H Plus from Lincoln Electric is capable of superior toughness at-60°FLincoln Electric
Lincoln ED034845 UltraCore 712A80-H Plus Flux-Cored FCAW-G Welding Wire, 0.045 in, 33 lb Spool
$177.87Unit price /UnavailableUltraCore® 712A80-H Plus from Lincoln Electric is designed to achieve low hydrogen levels for the toughest applications in heavy equipment, offshore, shipbuilding and pressure vessel fabrication.Lincoln Electric
Lincoln ED034857 UltraCore 81Ni1M-H Plus Flux-Cored FCAW-G Welding Wire, 1/16 in, 33 lb Spool
$188.10Unit price /UnavailableUltraCore® 81Ni1M-H Plus from Lincoln Electric is capable of superior toughness at-60°FLincoln Electric
Lincoln ED031123 Lincore 50 Flux-Cored FCAW-S Welding Wire, 0.045 in, 25 lb Plastic Spool
$413.25Unit price /UnavailableLINCORE® 50 Flux-Cored Self-Shielded Wire is designed for crusher rolls, dredge cutter teeth, ore chute baffles, muller plows, tires and coal mining cutting teeth applications (Metal to Earth)Lincoln Electric
Lincoln ED030975 Outershield 91K2-H Flux-Cored (FCAW-G) Welding Wire, 0.045 in, 25 lb Spool
$212.75Unit price /UnavailableOutershield® 91K2-H from Lincoln Electric offers superior puddle control in all positions, virtually effortless slag removal and excellent bead wetting.Lincoln Electric
Lincoln ED016363 Innershield NR-211-MP Flux-Cored FCAW-S Welding Wire, 0.045 in, 10 lb Spool
$94.10Unit price /UnavailableInnershield® NR-211®-MP from Lincoln Electric is a versatile wire suitable for all-position welding of light gauge or thin plate.Lincoln Electric
$209.88Unit price /UnavailableSuperArc® L-50® is Lincoln Electric's most popular premium copper coated mig wire and an excellent choice for 50,000 psi (345 MPa) yield strength, carbon steel base materials.Lincoln Electric
Lincoln W000403768 UltraCore 360 M71 Flux-Cored FCAW-G Welding Wire, 0.045 in, 33 lb Spool
$169.29Unit price /UnavailableUltraCore 360 M71 flux cored welding wire from Lincoln Electric has a copper coating that offers superior feedability and extended contact tip life.Lincoln Electric
Lincoln SC347-12 Supercore 347 Flux-cored FCAW-G Welding Wire
$661.65Unit price /UnavailableUsed to weld titanium and niobium stabilized 18/8 stainless steel types 321 and 347Lincoln Electric
Lincoln ED037221 UltraCore 316L P Flux-Cored FCAW-G Welding Wire, 0.045 in, 10 lb Spool
$182.50Unit price /UnavailableSmooth arc action with minimal spatter reduces post-weld cleaningLincoln Electric
Lincoln ED037125 UltraCore 308L P Flux-Cored FCAW-G Welding Wire, 0.045 in, 33 lb Spool
$556.05Unit price /UnavailableSmooth arc action with minimal spatter reduces post-weld cleaningLincoln Electric
Lincoln ED037130 UltraCore 316L P Flux-Cored FCAW-G Welding Wire, 1/16 in, 33 lb Spool
$638.88Unit price /UnavailableSmooth arc action with minimal spatter reduces post-weld cleaningLincoln Electric
Lincoln ED036678 Innershield NR-232-H Flux-Cored FCAW-S Welding Wire, 0.072 in, 25 lb Spool
$220.75Unit price /UnavailableInnershield® NR®-232-H from Lincoln Electric is designed for high deposition, out-of-position welding for structural fabrication in seismic zones.Lincoln Electric
Lincoln ED037217 UltraCore 308L P Flux-Cored FCAW-G Welding Wire, 0.045 in, 10 lb Spool
$160.60Unit price /UnavailableSmooth arc action with minimal spatter reduces post-weld cleaningLincoln Electric
Lincoln ED036444 Lincore 55-G Flux-Cored FCAW-C Welding Wire, 0.045 in, 10 lb Plastic Spool
$117.30Unit price /UnavailableLincore® 55-G Flux-Cored Gas Shielded Wire designed for crane wheels, blower blades, bucket lips, dredge parts and tillage tools applications (Metal to Metal)Lincoln Electric
Lincoln ED035566 Innershield NR-555 Flux-Cored FCAW-S Welding Wire, 5/64 in, 25 lb Spool
$235.75Unit price /UnavailableInnershield® NR®-555 from Lincoln Electric is designed for welding in structural applications.Lincoln Electric
Lincoln ED033130 Innershield NR-211-MP Flux-Cored FCAW-S Welding Wire, 0.030 in, 10 lb Spool
$110.90Unit price /UnavailableInnershield® NR-211®-MP from Lincoln Electric is a versatile wire suitable for all-position welding of light gauge or thin plate.Lincoln Electric
Lincoln ED035379 UltraCore 91K2M-H Plus Flux-Cored FCAW-G Welding Wire, 0.052 in, 33 lb Spool
$222.09Unit price /UnavailableUltraCore® 91K2M-H Plus from Lincoln Electric is capable of superior toughness at-60°FLincoln Electric
Lincoln ED035383 UltraCore 91K2C-H Plus Flux-Cored FCAW-G Welding Wire, 1/16 in, 33 lb Spool
$218.79Unit price /UnavailableUltraCore® 91K2M-H Plus from Lincoln Electric is capable of superior toughness at-60°F