GAL GAGE Cat No. 6
Automatic Weld Size AWS Type Gauge
Model: Cat No. 6
The G.A.L. Gage Cat No. 6 (GAL-6) Automatic Weld Size AWS Type Gauge is a pocket-sized, stainless-steel tool used for the inspection and calibration of butt and fillet welds. It is designed for precise measurement of various weld features.
Measurement Functions
The gauge is used to check the following aspects of a weld:
- Fillet Weld Leg Size: Determines the actual leg length of the weld.
- Fillet Weld Throat Size: Checks the throat dimension against specifications.
- Weld Reinforcement: Measures the excess weld metal (capping size) on butt welds.
- Convexity & Concavity: Verifies the permissible tolerances for the profile of fillet welds.
- Undercut/Pits: Can check permissible tolerance of underfill.
Technical Specifications
Key Specifications
• Manufacturer: G.A.L. Gage Company
• Part Number: GAL-6 (Inch version) or GAL-6-M (Metric version)
• Material: Stainless Steel
• Measurement Range: Up to 3/4" (0" - 0.75") for the inch version
• Dimensions: Approx. 3.5 x 3.5 x 0.6 inches (8.89 x 8.89 x 1.52 cm)
• Functions: Measures actual fillet weld leg length, permissible convexity, concavity, and weld reinforcement.
G.A.L. Gage specializes in precision weld inspection gauges designed for accurate measurement and quality control. Trusted by welding professionals and inspectors, its gauges help ensure welds meet industry standards and inspection requirements.











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