Weldclass 2.6mm Universal PLATINUM 312 Welding Electrodes - 1.0Kg

Weldclass PLATINUM 312 Universal Electrodes – 2.6mm, 1.0kg Pack

Weldclass PLATINUM 312 electrodes are a premium “weld‑all” universal rod designed for high‑strength, crack‑resistant welding of almost any steel or stainless steel, including dissimilar metals and unknown grades. With a 29% Cr / 9% Ni stainless‑steel deposit, these rods deliver exceptional strength, hot‑cracking resistance and reliability in demanding repair and maintenance applications.

Ideal for welding mild steel to stainless, unknown steels, tool and die steels, and for use as a buffer layer before hardfacing. Not recommended for cast iron. Classified to AWS A5.4 E312‑16.

Key Features

• Universal “weld‑all” electrode for almost any steel or stainless steel

• Excellent crack resistance and high tensile strength

• All‑position welding (except vertical‑down)

• Smooth arc, low spatter, and easy slag removal

• Performs well on low OCV machines (≥45V)

• Ideal for dissimilar steels, unknown steels, and tool steel repairs

• Suitable as a buffer layer prior to hardfacing

• AWS A5.4 E312‑16 classification

Applications

• Welding unknown steels

• Mild steel to stainless steel

• Dissimilar steels

• Tool steel / die steel repairs

• Buffer layers before hardfacing

• General repair & maintenance welding

• Not recommended for cast iron

Technical Specifications

• Polarity: DC+ or AC+ (electrode positive)

• Minimum OCV: 45V

• Size: 2.6mm

• Pack Weight: 1.0kg

Weld Metal Properties

• Tensile Strength: 770 MPa

• Yield Strength: 500 MPa

• Elongation: 0.35

• Composition (%):

  • C: 0.08

  • Mn: 1.30

  • Si: 0.80

  • Cr: 29.0

  • Ni: 8.50

  • Fe: Balance