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Kiswel T-50

Kiswel T-50

KISWEL T-50 is a premium TIG welding rod designed for welding mild steel and 490MPa class high tensile strength steel. Classified as AWS A5.18 ER70S-6

PRODUCT SPECIFICATION

KISWEL TIG Welding Wire

T-50 TIG Welding Wire

High-Quality TIG Rod for Mild & 490MPa High Tensile Steel

Product Overview

The KISWEL T-50 is a premium TIG welding rod designed for welding mild steel and 490MPa class high tensile strength steel. Classified as AWS A5.18 ER70S-6, it provides smooth arc action, high X-ray soundness, and superior mechanical properties. It is widely used across structural steels, machinery, vehicles, and root pass pipe welding where high integrity and clean bead profiles are required.

Core Specifications

  • • Classification: AWS A5.18 ER70S-6 / EN ISO 636-A: W 46 3 W3Si1
  • • Shielding Gas: 100% Argon (Ar)
  • • Polarity: DC (-)
  • • Welding Positions: All positions (F, HF, H, VU, VD, OH)
  • • Applications: Structural steels, general machinery, automotive parts, and tank fabrication.

Typical Mechanical Properties

Yield Strength
490 MPa
Tensile Strength
580 MPa
Elongation
30%
Impact Toughness
130 J
(-30°C)

Standard Diameters & Guidelines

• Available Diameters: Typically supplied in 1.2mm, 1.6mm, 2.0mm, 2.4mm, and 3.2mm.

• Surface Preparation: Ensure joint surfaces are clean and free of oil, rust, grease, and heavy mill scale to prevent porosity.

• Shielding Gas Flow: Maintain proper argon gas flow rates (typically 8–12 L/min) to fully protect the molten pool.

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