Flux-Cored Wiresview all
COPLW71E29 COPLW71E49 COPLW71E69 COPLW71E21 COPLW71E41 COPLW71E61 COPLW71X22 COPLW71X48 COPLW71X68 COPLW71X27 COPLW71X46 COPLW71X66 COPLW71E21-B1 COPLW71E61-B1
PRIMACORE® LW-71

AWS: E71T-1C/9C

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Top Features

  • Excellent mechanical properties
  • Slag system provides for puddle support, good wetting, and bead shape in all positions
  • Arc action and metal transfer are smooth
  • Slag removal is easily achieved with hand tools.
  • One sided welding is possible with ceramic backing and will produce excellent results
  • Applications include those in general fabrication, ship or barge construction, building or bridge erection, and off-shore industries
  • Manufactured under a quality system certified to ISO 9001 requirements
  • Drum packaging is available

Typical Applications

PRIMACOREC® LW-71 is a gas shielded, basic-rutile, general purpose,micro alloyed, flux-cored welding wire designed for all position welding of mild steel in applications requiring moderate levels of strength and very good notch toughness. PRIMACOREC® LW-71 should be used with CO2 only

Welding Positions

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Diameters/Packaging
Diameter (mm)
Package
Product Number
1,4
15kg Plastic Spool
COPLW71E21
1.2
15kg Spool S300 VFB
COPLW71E21-B1
1.6
15kg Spool S300 VFB
COPLW71E61-B1
Mechanical Properties
Deposit Composition
Conformances
  • ABS: 3SA, 3YSA (H10)
  • LR: 3S, 3YSH15
  • CCS:3YSH10
  • DNV: IIIYMS (H10)
  • BV: SA3MHH, SA3YMHH
  • GL: 3YH10S
  • KR: 3SGH10, 3YSGH10, 3MGH10, 3YMGH10
  • RMRS: 3Y40MSH10