Weldwell PH31A

Cellulose electrode for all positional/high penetration welding

PH31A32 (3.2mm), PH31A40 (4.0mm)

The Weldwell PH31A is formulated for a deeply penetrating arc with fast burn-off rate. It is used primarily for welding pipe, using the stove-pipe technique. PH31A has good mechanical and X-ray characteristics. A touch technique or a short arc are the main requisites, depending upon the welding conditions.

A thinly coated cellulose electrode.

Intended for welding in all positions.

An easy to ignite arc that is powerful and extremely stable.

Where to Buy

Product Overview


  • Pipe welding
  • Site fabrication
  • Maintenance
  • General fabrication

Welding Positions

  • 1G
  • 2G
  • 3G Upwards
  • 4G
  • 1F
  • 2F
  • 4F
  • 5G


  • Stick
AS/NZS 4855B E4311A
AWS A5.1 E6011

Typical All Weld Metal Chemical Analysis

  • C
  • Mn
  • Si

Typical All Weld Metal Mechanical Analysis

  • Yield Strength
    410 MPa
  • Tensile Strength
    510 MPa
  • Elongation
  • CVN Impact Values
    89J @ -30┬░C

Ordering Information

Electrode Size (mm) Packet Size (kg) Approx No. of Rods per kg Part Number
Packet Carton
3.2 5.0 3 166 PH31A32
4.0 5.0 3 107 PH31A40

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