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9745.3655S - Josef 14% Manganese Hardfacing Electrode 3.2mm (20kg Bulk)

Packaging: 5 kg per box
$23.22/kg $111.30/5 kg per box only $22.26/kgSave 4%

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OVERVIEW

Heavy-Duty Manganese Hardfacing Rods – 3.2mm Bulk Pack

Keep your heavy equipment running longer with Josef 14% Manganese Stick Electrodes, available now in a cost-effective 20kg bulk package. These 3.2mm welding rods are the go-to solution for maintenance and repair professionals working with rock crushers, shovel teeth, and heavy earthmoving gear. When your machinery faces constant pounding and heavy impact, standard steel rods simply won't hold up. You need a filler metal that gets tougher the more it gets hit. That is exactly what these manganese electrodes do—they work-harden in the field, creating a wear-resistant surface that withstands punishment without cracking.

Designed for the "tough jobs," these electrodes are perfect for buildup applications where significant metal has been worn away. They are commonly used on parts like gyratory crusher mantles, jaw crusher plates, and railroad crossovers. The weld deposit is extremely ductile, meaning it can absorb the energy of heavy rocks and impact loads without shattering. As the equipment operates, the surface of the weld compresses and hardens, forming a protective shell while the layer underneath remains tough and shock-absorbent. This dual-nature performance is why 14% manganese is the industry standard for impact wear.

Welding with these rods is straightforward, but technique matters. They are designed to run smoothly on DC+ or AC welders, producing a stable arc that helps you lay down flat, consistent beads. Because manganese steel can be sensitive to heat, these rods are formulated to perform well without requiring excessive amperage, helping you keep the base metal cool. The 20kg box ensures you have plenty of material on hand for large buildup projects, reducing downtime spent restocking. Whether you are in a quarry, a recycling plant, or a rail yard, Josef 14% Manganese electrodes provide the reliability and durability needed to keep your operations moving.

Key Applications

  • Mining & Quarrying: Crusher jaws, cones, and mantles.
  • Construction: Bucket teeth, lips, and shovel pads.
  • Recycling: Hammer mill hammers and shredder parts.
  • Railway: Frogs, switches, and crossovers.
Additional Information
Brand:Josef
Diameter:3.2mm (1/8")
Weld Process:Stick (SMAW)
Grade:Hardfacing, Build Up
Polarity:AC/DCEP
Position:All Position
Rod Type:Stick
Material Composition:14% Manganese, Austenitic Manganese Steel
Packaging Type:Bulk Box
Weight:20kg
Applications:Mining, Crusher Jaws, Railroad Frogs, Hammer Mills
Hardness:Work hardens to approx 50-55 HRC
Packaging Description:5 kg per box
Packaging:4.54 kg Tube

INCLUDED

  • 20kg Box of 3.2mm 14% Manganese Stick Electrodes
  • Instruction/Safety Sheet

APPLICATIONS

  • Rebuilding crusher jaws and cones in mining operations
  • Surfacing railroad frogs and track components
  • Repairing hammer mill hammers and impact bars
  • Restoring bucket teeth and lips on excavators
  • Joining manganese steel parts to mild steel structures
  • General buildup of heavy equipment subject to severe impact

FAQ

They are primarily used for welding, repairing, and surfacing austenitic manganese steel parts that are subject to severe impact and shock loading.

No, the weld deposit is austenitic as welded. It work-hardens in service under impact, so no post-weld heat treatment is typically required or recommended.

Yes, they are often used to join manganese steel components to mild steel structures, acting as a buffer layer due to their high toughness.

While specific settings vary by machine, 3.2mm rods typically run between 90-130 amps. It is best to use the lowest practical amperage to minimize heat input.

Generally, no. 14% manganese deposits are very difficult to machine and are usually finished by grinding only.

The 20kg bulk pack is ideal for heavy industrial users and large buildup projects, offering better economy and ensuring you don't run out during a large repair job.

These electrodes can be used on both AC (Alternating Current) and DCEP (Direct Current Electrode Positive).

As-welded, the deposit is relatively soft (approx. 200 HB) but work-hardens up to 55 HRC under impact.