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Main Content
Welding Gas Burn Times

Welding Gas Cylinder Exchange and Burn Times

Welding Gas

Tractor Supply Co. carries a variety of welding gas for the DIY homeowner, hobbyists, farmer, or contractor. Purchase welding gas cylinders, or exchange your empty cylinder for a refill of acetylene, oxygen, or shielding gas in a variety of sizes. Just visit your local Tractor Supply Co. store to find out more about the welding gas cylinder exchange.

Welding Gas Burn Times
Below is a list of welding gas types and approximate burn times. This will help you guage how much welding gas you need to complete your project.

Burn Time

Cylinder Size

Welding Gas

30 minutes

#1

acetylene, oxygen

1 hour

#2

acetylene, oxygen

1.5 hours

#3

acetylene, oxygen

2 hours

#4

acetylene, oxygen

Welding Gas Cylinder Capacity
Tractor Supply Co. carries welding gas in a variety of types and cylinder sizes.

·       #1 - 20 cubic feet of gas per tank

·       #2 - 40 cubic feet of gas per tank

·       #3 - 75 cubic feet of gas per tank

·       #4 - 145 cubic feet of gas per tank

Note: Acetylene Cylinder #2 has a male threaded CGA 520 Valve. The acetylene regulator has a male threaded CGA 510 inlet. A TB-317 female/female adaptor must be purchased for assembly. All #3, #4, #5 cylinders (full or empty) must have their cylinder caps in place at all times.