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ED035252 - Lincoln ER630 17-4 PH Stainless TIG Rod 10lb

Packaging: 10lb per tube
$50.54/lb $477.20/10lb per tube only $47.72/lbSave 6%

Usually ships within 3-5 business days

OVERVIEW

Achieve Flawless Stainless Welds with Lincoln ER630

When your project demands the strength and precision of 17-4 stainless steel, you need a filler metal that can keep up. The Lincoln Electric ER630 TIG rod is your go-to solution for welding precipitation-hardening stainless steels. Whether you are repairing heavy machinery, fabricating offshore components, or working on specialized aerospace parts, this rod delivers the performance you need. It is crafted to produce a smooth, stable arc that lays down a bead with a flawless appearance, minimizing post-weld cleanup and grinding.

Welders appreciate the consistency of Lincoln Electric consumables. The ER630 feeds smoothly and wets out evenly, giving you excellent control over the puddle. This is crucial when working with expensive base materials where mistakes aren't an option. The rod is formulated to match the corrosion resistance and mechanical properties of 17-4 and 17-7 plates, ensuring that your weld is just as tough as the metal around it.

Packaged in a durable 10 lb tube, these rods stay protected from moisture and contaminants until you are ready to strike an arc. If you are looking for a reliable TIG rod that offers professional-grade results on high-strength stainless projects, the Lincoln ER630 is the industry standard choice.

Additional Information
Brand:Lincoln Electric
Weld Process:TIG (GTAW)
Packaging:10 lb Tube
Grade:Stainless Steel
Polarity:DC
AWS Classification:ER630
Material Composition:17-4 PH Stainless Steel
Shielding Gas Requirement:100% Argon
Welding Position:All Position
Tensile Strength:150,000 PSI (Approx. after heat treatment)
Packaging Description:10lb per tube
Diameter:2.5mm (3/32")
Position:All Position

INCLUDED

  • 10 lb Tube of ER630 TIG Welding Rods
  • Product Label with AWS Classification

APPLICATIONS

  • Aerospace components
  • Petrochemical processing equipment
  • Offshore oil and gas platforms
  • Heavy fabrication of 17-4 PH steel
  • Pump shafts and valve components
  • Food processing machinery

FAQ

ER630 is primarily used for TIG welding 17-4 and 17-7 precipitation-hardening stainless steels.

Yes, to achieve mechanical properties similar to the base metal (such as high tensile strength), post-weld heat treatment is typically required.

100% Argon is the recommended shielding gas for GTAW (TIG) welding with ER630.

DCEN (Direct Current Electrode Negative) is the standard polarity for TIG welding stainless steel.

While it can physically weld it, it is not recommended. ER630 is specialized for precipitation-hardening steels; using it on 304 is unnecessary and may lead to cracking or mismatched properties.

This product comes in a 10 lb tube.

The AWS classification for this rod is ER630.

CATALOGUE & SPEC SHEETS

Safety Data Sheet