Description
SHIYO Premium TIG Tungsten Electrodes — 2% Thoriated (WT20 Red Tip) | 1.6mm/2.4mm/3.2mm × 150mm
Maximize your TIG welding precision and weld clean, deep-penetrating joints with the genuine SHIYO 2% Thoriated Tungsten Electrodes (WT20). Recognized across Malaysia’s heavy engineering, automotive fabrication, and structural steel sectors, these red-tipped tungsten rods are manufactured to strict industrial compliance standards, guaranteeing consistent arc starts, lower burn-off rates, and high longevity under demanding thermal loads.
Why Industrial Fabricators Choose Shiyo WT20: Engineered with a premium ground finish and a uniform distribution of Thorium Oxide (ThO₂), these rods offer superior electron emission rates, outperforming standard alternatives during high-current DC welding applications on carbon steel, stainless steel, and nickel alloys.
Product Specifications (ANSI / AWS / ISO Compliant)
| Technical Data Attribute | Specification Details |
| Brand / Manufacturer | SHIYO |
| Electrode Classification | WT20 (2% Thoriated) — Red Tip Color Coding |
| Diameter Size | 3.2 mm (Approx. 1/8 inch) |
| Length Dimension | 150 mm (Approx. 6 inches) |
| Surface Preparation | Ground Finish (High Precision Centerless Grinding) |
| Design Standards | ANSI/AWS A5.12M-98 & ISO 6848 Compliance |
| Current Type Suitability | DC (Direct Current) Electrode Negative (DCEN) – Best Performance |
| Packaging Unit | 10 Pieces per Secure Protective Flip Case |
Key Advantages & Industrial Applications
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High Arc Stability: The uniform distribution of 2% thorium oxide ensures rapid, effortless crisp arc striking, minimizing tungsten spitting and weld contamination risks.
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Exceptional Heat Contraction Tolerance: Retains its sharp pointed geometry excellently at high welding amperages, lowering the frequency of re-grinding trips.
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Precision Ground Surface Finish: Provides optimum current transmission along the rod body to prevent erratic arc wandering in tight structural root passes.
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Broad Metal Adaptability: The definitive benchmark choice for precision TIG welding on structural mild steel, thick-walled carbon steel pipes, pressure vessels, and industrial stainless steel grades (such as 304L and 316L).
Bulk Industrial Supply & Regional Logistics Coverage (Malaysia)
As an established B2B hardware distribution hub, we maintain substantial inventory levels of the Shiyo WT20 Tungsten Electrode series to reliably serve fabrication yards, vessel builders, and engineering workshops across Malaysia. We offer same-day/next-day shipping coordinates across major manufacturing states including Selangor, Kuala Lumpur, Johor, Penang, and Sarawak.
Contact our sales desk today to request an instant quote for competitive volume pricing and wholesale dealer accounts.




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