Get durable fuel cylinders from Grainger to help provide a steady gas flame for your MIG or TIG welder. Find various-sized tanks intended for use with oxygen, acetylene, nitrogen and more. Check out these disposable and reusable cylinders that can help comply with transportation and storage safety standards. Some fuel cylinders can provide a key to release all trapped gas so the canisters can be recycled. Count on Grainger for quality and durability.