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Gans Lens Collet Bodies (15)

Explore Gas Lens Collet Bodies and related TIG torch consumables for workshop repair, fabrication and maintenance applications. This category helps buyers compare compatible TIG accessories by size, torch series, material and replacement need. WeldingStop offers secure online ordering and global shipping for TIG welding consumables and accessories.
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Gas Lens Collet Bodies for TIG Welding: Complete Guide

Gas lens collet bodies are an upgrade over standard collet bodies, designed to provide a more laminar (smooth, non-turbulent) shielding gas flow around the tungsten electrode. This improved gas coverage significantly reduces weld contamination, especially when welding reactive metals like titanium, stainless steel, and aluminum. WeldingStop offers gas lens collet bodies for all major TIG torch series.

Standard Collet Body vs. Gas Lens Collet Body

Feature Standard Collet Body Gas Lens Collet Body
Gas Flow Turbulent, less uniform coverage. Laminar, highly uniform coverage.
Shielding Effectiveness Standard; adequate for most applications. Superior; essential for reactive metals and critical welds.
Tungsten Stick-Out Limited to 1-2x cup diameter. Allows extended stick-out (up to 3x cup diameter) without losing shielding.
Gas Consumption Standard flow rate required. Often allows lower flow rates due to efficiency.
Best For General steel and stainless welding. Titanium, aluminum, stainless, pipe welding, tight access areas.

Gas Lens Collet Body Size Guide

Tungsten Diameter Gas Lens Collet Body Size Compatible Torch Series
1/16" (1.6mm) #5 / 1.6mm WP-17, WP-18, WP-26 / WP-9, WP-20
3/32" (2.4mm) #6 / 2.4mm WP-17, WP-18, WP-26 / WP-9, WP-20
1/8" (3.2mm) #7 / 3.2mm WP-17, WP-18, WP-26 / WP-9, WP-20

Frequently Asked Questions (FAQ)

Q: Do I need to use a special cup with a gas lens collet body?

A: Yes. Gas lens collet bodies require gas lens cups (also called large-diameter cups or Pyrex cups). Standard cups will not thread onto a gas lens collet body. The larger diameter of gas lens cups works in conjunction with the laminar gas flow to provide maximum shielding coverage.

Q: Is a gas lens worth it for welding mild steel?

A: For routine mild steel welding, a standard collet body is usually sufficient. However, if you are welding in a drafty environment, working in tight spaces, or need extended tungsten stick-out to reach into corners, a gas lens setup provides a noticeable improvement in arc stability and shielding quality.