Weldfabulous
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40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 - FULL
40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 - FULL
40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 - FULL
40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 - FULL
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40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 - FULL
40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 - FULL
40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 - FULL
40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 - FULL
All HP cylinders meet DOT and/or ISO regulations with a 10 year hydrotest date stamped and are tested for 2,015 psi prior to shipping.
40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 - FULL
Item #: 6944

40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 - FULL

85% of respondents would recommend this to a friend

Item #: 6944

TMT 1116

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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Order now and get it around Tuesday, October 13
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All HP cylinders meet DOT and/or ISO regulations with a 10 year hydrotest date stamped and are tested for 2,015 psi prior to shipping.
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What Stands Out

Versatile Gas Mix
Combines Argon and CO2 to deliver optimal performance for MIG and TIG welding, providing excellent arc stability and weld quality for various materials, ensuring a dependable solution for professional welders.
Large Capacity
With 40 cuft capacity, this cylinder reduces the frequency of refills, allowing for extended welding sessions without interruptions, which enhances productivity for professional and serious hobbyist welders alike.
Safety Compliance
CGA 580 rated for secure connections, ensuring safety during use. Built to meet industry standards, this cylinder provides peace of mind and reliability, making it a trustworthy choice for welding professionals.

Product Details

Get the best deals on welding gas cylinder tanks at Ubuy Turkmenistan [COUNTRY]. DOT/ISO regulations compliant, tested for leaks, and filled at industry standard pressure. Shipping available to Continental US with signature required. Limited stock!

Product Technical Details

Manufacturer‎Weldfabulous
Part Number‎ZZ40AG25S-FULL
Item Weight‎30 pounds
Size‎40 Cu./Ft.
Color‎Turquoise
Item Package Quantity‎1
Cutting Diameter‎7 inches
Assembled Diameter‎7 inches

Who Should Buy?

Suitable For
  • Professional Welders

    Full cylinder ensures professional welders have sufficient gas for long projects without frequent refilling interruptions.

  • Hobby Welders

    Ideal for hobbyists needing reliable and quality welding gas for their home projects and small jobs.

  • Metal Fabricators

    Perfect for metal fabricators requiring consistent gas supply for MIG welding operations and metalworking tasks.

Not Suitable For
  • Occasional Users

    Infrequent welders may find it impractical to store a large cylinder for sporadic use.

Product Description

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the composition of the gas in the 40 cuft welding cylinder?

    Answer: The cylinder contains a mixture of 75% Argon and 25% CO2. This combination is ideal for MIG welding. Argon helps in stabilizing the arc and enhances clean welds while CO2 promotes penetration and improves heat transfer. This blend is commonly used in industrial applications, including automotive and fabrication work, where both quality and durability of the welds are crucial.
  • Question: What is the standard use of a 40 cuft welding gas cylinder?

    Answer: A 40 cuft welding gas cylinder is primarily used in MIG welding processes for various metal types, including steel and aluminum. This size is advantageous for smaller workshops or DIY enthusiasts, as it allows for convenience without taking up too much space. Users often find it ideal for projects that require moderate amounts of gas, such as auto body repair or metal fabrication.
  • Question: Is a regulator needed for using the welding gas cylinder?

    Answer: Yes, a regulator is necessary when using a welding gas cylinder. It controls the flow of gas from the cylinder to the welding equipment, ensuring a consistent and safe pressure. Using a regulator is crucial for maintaining a stable arc during welding, which results in better, more precise welds. Moreover, it prevents equipment damage and helps to optimize gas usage.
  • Question: Can I use this gas mixture for TIG welding?

    Answer: While the 75% Argon and 25% CO2 mixture is primarily used for MIG welding, it is not recommended for TIG welding. TIG welding typically requires pure Argon to achieve stable arcs and high weld quality. If you intend to perform TIG welding, it’s best to use a cylinder filled with 100% Argon for optimal results and to prevent contamination in the weld pool.
  • Question: How should I store the welding gas cylinder?

    Answer: The welding gas cylinder should be stored in an upright position in a well-ventilated area, away from heat sources and direct sunlight. It's advisable to secure it to prevent tipping and to store it in a space designed for cylinder storage. Proper storage ensures safety and maintains the integrity of the gas mixture, which is essential for effective welding.
  • Question: What equipment is compatible with this gas cylinder?

    Answer: The 40 cuft Argon and CO2 welding gas cylinder is compatible with various MIG welding machines featuring a CGA 580 connection. This includes most industrial and hobbyist machines. Additionally, it's important to check the specifications of your welding equipment to ensure compatibility for safe and efficient operation.
  • Question: What are the benefits of using a mixed gas for welding?

    Answer: Using a mixed gas like 75% Argon and 25% CO2 offers several benefits, including improved bead appearance, better arc stability, and reduced spatter compared to using pure CO2. This blend allows for controlled heat input, resulting in less distortion and a cleaner finish in welds. It is particularly favored for projects where aesthetics are important, such as automotive work.
  • Question: How do I know when the cylinder is empty?

    Answer: A gas cylinder's pressure gauge will indicate whether the cylinder is empty or if the gas levels are low. Additionally, you may notice changes in the welding performance, such as unstable arcs or insufficient gas coverage. Regular monitoring can help prevent interruptions during welding projects and ensure you have gas available when needed.
  • Question: Can I refill the gas cylinder, and how often?

    Answer: Yes, a 40 cuft welding gas cylinder can be refilled at authorized gas suppliers or welding shops. The frequency of refilling depends on your welding usage. For hobbies or small projects, you might refill every few months, while industrial users may require refills much more frequently. It's essential to service the cylinder according to local regulations regarding refilling and maintenance.
  • Question: Where can I buy the 40 cuft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 - FULL?

    Answer: You can purchase the 40 cuft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 - FULL from Ubuy. Ubuy provides a reliable platform for acquiring welding supplies, ensuring access to quality products suitable for various welding applications. They offer a user-friendly shopping experience with support for customers throughout the purchase process.

Weldfabulous Fuel Cylinders Editorial Review

  • ubuy Turkmenistan
  • ubuy Turkmenistan
  • ubuy Turkmenistan

The 40 cuft 75% Argon 25% CO2 Welding Gas Cylinder Tank comes filled with gas and includes a CGA 580 gas cylinder valve. The required information is stamped on the tank, which is less than two years old. The tank is refillable, but most places switch them out. The dimensions of the tank are approximately 22.5 inches high, 21.5 inches around and 6.5 inches wide at the base. It is a brand new manufactured cylinder made in Winola, MN, and is perfect for DIY's and home welding enthusiasts. Overall, customers have found the welding gas cylinder tank to be of good quality and suitable for their welding needs. The tank is easy to handle and refill, making it a convenient option. However, some customers have complained about the shipping and packaging of the tank.

Customer Reviews & Ratings

305 customers ratings
  • 5 Star
    81%
  • 4 Star
    11%
  • 3 Star
    2%
  • 2 Star
    2%
  • 1 Star
    4%

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Pros

  • Comes filled with gas and includes a CGA 580 gas cylinder valve
  • Required information is stamped on the tank
  • Refillable
  • Good quality and suitable for DIY's and home welding enthusiasts
  • Easy to handle and refill

Cons

  • Some customers have complained about the shipping and packaging of the tank

Platform Trust & Buyer Confidence

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4.2/5 9477 reviews
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Jasmin
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“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
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Anke
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
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Hazel
Verified buyer

“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

10 September 2026 · via Trustpilot
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Opaleye
Verified buyer

“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
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Adele
Verified buyer

“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

TMT 1116

Order now and get it around Tuesday, October 13

QTY:

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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • HP cylinders meet DOT and/or ISO regulations
  • Has a 10 year hydrotest date stamped
  • Tested for 2,015 psi prior to shipping
  • Shipping only available to Continental US
  • DOT number is stamped on the tank
  • No Return on Full or Empty cylinders due to DOT regulations

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