1. What is the TIG Welding Amperage Calculation?

The TIG welding amperage calculation helps determine the appropriate current setting based on material thickness and welding conditions. Proper amperage is crucial for achieving quality welds.

2. How Does the Calculator Work?

The calculator uses the basic TIG welding formula:

Where:

• \( Thickness \) — Material thickness in inches
• \( Factor \) — Welding factor (typically 30-50 for steel)

Explanation: The formula provides a starting point for amperage settings, which may need adjustment based on specific conditions.

3. Importance of Proper Amperage

Details: Correct amperage ensures proper penetration without excessive heat input that could distort the material or create defects.

4. Using the Calculator

Tips: Enter material thickness in inches and appropriate factor (30 for thin materials, 40-50 for thicker materials). All values must be positive numbers.

5. Frequently Asked Questions (FAQ)

Q1: What factors affect the welding factor?
A: Material type, joint configuration, welding position, and desired penetration all influence the appropriate factor.

Q2: How accurate is this calculation?
A: It provides a good starting point, but final settings should be determined through test welds and experience.

Q3: What's the typical factor range?
A: For steel: 30-50 (30 for thin materials, higher for thick). Aluminum typically requires about 1 amp per thousandth of inch thickness.

Q4: Should I use the same amperage for all joints?
A: No, fillet welds typically require about 10% less current than butt joints of the same thickness.

Q5: How does material affect amperage?
A: Aluminum requires about 25% more current than steel for the same thickness due to its higher thermal conductivity.