STAVINOX 420

STAVINOX 420

420 welding wire is classified as ER 420 and is made for MIG welding on DC positive polarity. The deposit is martensitic stainless steel, with a balanced mix of strength, toughness and wear resistance. It is typically used for overlay welding on components that face abrasion, erosion or mechanical stress.

Product details

Key Features and Benefits

STAVINOX 420 welding wire delivers strong, durable and dependable welds for many industrial and repair applications, and handles both heavy-duty and precise welding tasks.

  • High Strength and Wear Resistance: Gives industrial components excellent strength and resistance to wear.
  • Ideal for Surfacing and Overlay Welding: Well suited to building up worn surfaces and making them last longer.
  • Stable MIG Welding Arc: Welds run smooth and even, with minimal spatter.
  • Supports Post-Weld Heat Treatment: Heat treatment can be used to raise hardness and toughness.
  • Consistent and Sound Weld Deposits: Welds are reliable and have controlled mechanical properties.
  • Extended Component Service Life: Helps parts withstand abrasion and stay in service longer.
  • Repair and Maintenance Friendly: A solid option for repair and maintenance welding.
  • Dependable in All Welding Conditions: Performs reliably in the workshop and on site.

Specifications of 420

The table below gives the main mechanical properties and welding conditions for STAVINOX 420 welding wire.

Product Name

AWS SFA Classification

Yield Strength N mm²

Tensile Strength N mm²

Elongation A5 Percent

Impact Energy at 20 C

Welding Conditions

STAVINOX MIG 420

ER 420

≥ 400

≥ 450

≥ 15

≥ 47

DC Positive

These figures help make welding and in-service behaviour predictable.

Properties of 420

STAVINOX 420 welding wire is engineered for strength, durability and dependable results in industrial and maintenance work, and its carefully balanced properties suit demanding welding tasks.

  • Weld Metal Type: A martensitic stainless steel deposit that gives strong, durable welds on structural and industrial components.
  • Strength: Moderate to high tensile strength lets welded joints carry heavy loads and stress.
  • Wear Resistance: Excellent resistance to abrasion and erosion extends the life of components in harsh conditions.
  • Weldability: A stable arc and smooth feeding give cleaner welds with minimal spatter and easy handling.
  • Heat Treatment: Post-weld heat treatment can raise hardness and toughness and improve how welded parts perform.
  • Toughness: Balanced toughness at room temperature keeps welds strong without making them brittle.

With these properties, er 420 welding wire fits applications that need controlled strength and wear resistance.

Related Products

Browse our martensitic stainless steel welding consumables, which cover a variety of industrial welding and surfacing needs:

  • ER 410 Welding Wires: A dependable martensitic stainless steel wire for general-purpose welding.
  • ER 410NiMo Welding Wires: Nickel-molybdenum alloyed wires with improved corrosion resistance and strength in demanding conditions.
  • ER 420 Hardfacing Consumables: Formulated for wear-resistant surfacing and overlays that prolong component life.
  • Martensitic Stainless Steel Welding Electrodes: Quality electrodes for repair, maintenance and fabrication of martensitic stainless steel components.

These products complement STAVINOX 420 welding wire across a wide range of stainless steel welding and surfacing requirements. With our welding auxiliaries and accessories, they make up a complete package for efficient, durable and dependable industrial fabrication and repair.

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