“If a craftsman wants to do good work, he must first sharpen his tools.”

― Confucius, The Analects


Recommended parameters For TIG welding

Tungsten Rod Diameter (mm) Direct Current with Straight Polarity Connection (AC) Current
1 15-18 20-60
1.6 70-150 60-120
2.4 150-250 100-180
3.2 150-250 160-250
4.0 400-500 200-320
5.0 500-750 290-390
6.0 750-1000 340-500

Material Plate Thickness (mm) Wire Diameter (mm) Tungsten Rod Diameter (mm) Welding Current (amps) Argon L/min Connection
Low-carbon steel 1-3 20-50 5 Direct Current with Straight Polarity Connection
Low-carbon steel 3-6 2.5 2 50-100 6-8 Direct Current with Straight Polarity Connection
Low-carbon steel 10 3 2.4 110-160 6-8 Direct Current with Straight Polarity Connection
Stainless Steel <1 1 1 5-20 5 Direct Current with Straight Polarity Connection
Stainless Steel 1 1 1 30-50 6 Direct Current with Straight Polarity Connection
Stainless Steel 2 1.2 1.6 40-60 6 Direct Current with Straight Polarity Connection
Stainless Steel 3 1.6-2.4 1.6 60-90 8 Direct Current with Straight Polarity Connection
Stainless Steel 4 1.6-2.4 2 80-100 8 Direct Current with Straight Polarity Connection
Stainless Steel 5 1.6-2.4 2 80-130 8 Direct Current with Straight Polarity Connection
Stainless Steel 6 1.6-2.4 2.4 90-140 8 Direct Current with Straight Polarity Connection
Aluminum or Aluminum Alloys 1 3 1.6 40-70 4-6