Gas tanks for welding store and deliver the shielding gases needed for strong, clean welds. These tanks come in various sizes and gas blends to fit different welding tasks.
Welding requires specific gases like argon and CO2 to protect the weld area from contamination. Tanks filled with 75% argon and 25% CO2 suit MIG welding well. Sizes range from small 40 cu/ft cylinders to large 125 cu/ft tanks. Pure argon tanks also serve TIG welding needs.
Each tank has a CGA 580 valve to ensure safe and proper gas flow. Regulators and flowmeters help control gas pressure during welding. Choosing the right gas tank size and blend improves weld quality and efficiency. Proper handling and storage keep the tanks safe for use in workshops or job sites.
Welding Gas Cylinder Tank

The ideal customer for the 80 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 – FULL is a professional welder or a DIY enthusiast who frequently engages in MIG welding. This item is perfect for those who require a reliable and high-quality gas mix to achieve optimal welding results, especially when working with carbon steel.
Pros:
- Provides a consistent and stable arc for precise welding.
- The 75% Argon 25% CO2 mix enhances weld quality and reduces splatter.
- Comes with a durable and robust Black cylinder.
- Manufactured by a trusted brand, Weldfabulous.
Cons:
- At 50 pounds, it can be heavy and challenging to transport.
- The dimensions may not fit smaller storage spaces easily.
One of the standout features of this welding gas cylinder is its specific gas mix. The combination of 75% Argon and 25% CO2 is tailored to enhance the quality of your welds. This mix provides a smooth and controlled arc, which is crucial for achieving clean and precise welding results. Users will find that this leads to less post-weld cleanup and improved efficiency in their projects.
Additionally, the cylinder’s design and durability are worth noting. The robust Black exterior is not only aesthetically pleasing but also offers protection and longevity, ensuring that users can rely on it for extended periods without wear and tear. The Weldfabulous manufacturing guarantees top-notch quality, meaning users can trust the cylinder to deliver consistent performance every time.
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Primeweld 75% Argon 25% Co2 Bottle 80cf

The PrimeWeld 75% Argon 25% CO2 Bottle 80CF is ideal for professional welders and serious hobbyists who require a reliable and high-quality gas blend for MIG welding. This product is perfect for those looking for a consistent and efficient shielding gas that improves weld quality and reduces spatter. If you want a DOT 3AA certified cylinder with a USA CGA 580 valve that is full and ready to use, this gas blend is an excellent choice.
Pros:
- High-quality gas blend specifically formulated for MIG welding
- DOT 3AA certified cylinder ensuring safety and reliability
- USA CGA 580 valve for compatibility with most MIG welding setups
- Full 80 cubic feet capacity providing long usage time
- Reduces welding spatter and improves weld bead appearance
Cons:
- Heavier cylinder may be less portable for some users
- Specific gas blend may not be suitable for all types of welding processes
The PrimeWeld 75% Argon 25% CO2 gas blend is engineered to optimize the welding process by combining the inert properties of argon with the stabilizing effects of carbon dioxide. This blend enhances arc stability and weld penetration, making it easier for users to achieve clean, strong welds. Additionally, the presence of 25% CO2 helps reduce the amount of spatter, which means less post-weld cleanup and higher productivity.
The cylinder itself is built to meet rigorous safety standards with its DOT 3AA certification, ensuring durability and reliability under high pressure. The USA CGA 580 valve guarantees compatibility with most MIG welding torches, making it a convenient choice for professionals who want a hassle-free setup. Overall, this product delivers excellent performance and value for those who demand consistent, high-quality results in their welding projects.
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Welding Gas Cylinder Tank

The 125 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 – FULL is ideal for professional welders and metal fabrication shops seeking a reliable shielding gas mixture. This product is perfect for those who require consistent, high-quality welds with minimal spatter, especially when working with mild steel and stainless steel materials. If you need a dependable gas cylinder for MIG welding applications, this tank offers an excellent blend of gases to enhance weld quality and efficiency.
Pros:
- Contains a precise 75% Argon and 25% CO2 mixture for optimal weld penetration and reduced spatter
- Generous 125 cubic feet capacity ensures longer usage before needing replacement
- Durable construction from Weldfabulous ensures safety and reliability
- Standard CGA 580 valve compatibility for easy connection to most welding equipment
- Compact dimensions (Height: 46.0 Inches, Width: 1.0 Inches, Length: 6.0 Inches) allow for convenient storage and handling
Cons:
- Weighs 69.0 pounds, which may be cumbersome for solo transport without assistance
- Generic brand might lack some advanced features found in premium branded cylinders
- Limited to specific welding applications due to the fixed gas mixture ratio
This welding gas cylinder combines the benefits of Argon and CO2 gases, making it a versatile choice for MIG welding. The high Argon content helps produce smooth, clean welds with excellent bead appearance, while the CO2 enhances penetration and arc stability. Users benefit from improved weld strength and reduced post-weld cleanup due to minimized spatter. The full 125 cubic feet capacity means fewer interruptions during welding sessions, improving productivity.
Constructed by Weldfabulous, this cylinder offers dependable durability and safety standards. Its compatibility with CGA 580 valves ensures seamless integration with existing welding setups. Although the tank is somewhat heavy, its manageable size and robust build make it suitable for shop environments where reliable gas supply is critical. Overall, this gas cylinder is a practical investment for welders looking to enhance their welding quality and efficiency.
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40 Cu/ft Welding Gas Cylinder Tank

The 40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank CGA 580 – FULL is ideal for professional welders, metal fabricators, and DIY enthusiasts who require a reliable and high-quality shielding gas for MIG welding applications. This product is perfect for those who need consistent weld quality and improved arc stability during their welding projects.
Pros:
- Contains a precise blend of 75% Argon and 25% CO2 for optimal welding performance
- Generous 40 cubic feet capacity ensures longer welding sessions without frequent refills
- Durable and portable with a compact size of 22 inches height and weighing just 30 pounds
- Compatible with CGA 580 connections for easy setup and secure fitting
- Manufactured by Weldfabulous, known for quality and reliability
Cons:
- Relatively narrow diameter (1 inch) may require careful handling and secure mounting
- Weight of 30 pounds might be cumbersome for some users during transport
- Only suitable for welding processes compatible with the specific gas mix
The 40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder offers excellent shielding gas composition that enhances weld bead quality by reducing spatter and improving arc stability. This specific gas blend is widely used for MIG welding of mild steel, providing a smooth and clean welding experience. Its size and capacity allow users to work on larger projects without interruption, making it highly efficient for workshops and industrial environments.
Additionally, the cylinder’s compatibility with standard CGA 580 fittings ensures hassle-free integration with existing welding setups. Its robust build and manageable dimensions offer portability while maintaining safety standards. Overall, this welding gas cylinder is a dependable choice for anyone looking to achieve professional-grade welding results with ease and consistency.
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Argon Welding Gas Cylinder Tank

The 40 cu/ft 100% Argon Welding Gas Cylinder Tank CGA 580 – FULL is ideal for professional welders, metal fabrication shops, and hobbyists who require a reliable and pure shielding gas for MIG and TIG welding applications. If you need consistent, high-quality gas flow for precision welding, this cylinder is designed to meet those demands efficiently.
Pros:
- 100% Argon purity ensures superior weld quality and reduced contamination.
- Generous 40 cu/ft capacity provides extended usage without frequent refills.
- Durable construction from a trusted manufacturer, Weldfabulous, guarantees safety and longevity.
- CGA 580 valve compatibility offers secure and standard connections for most welding equipment.
Cons:
- Relatively heavy at 30 pounds, which may require additional handling tools.
- Dimensions may not be ideal for extremely compact workspaces.
- Being a full tank, initial cost may be higher compared to smaller or partially filled cylinders.
This argon welding gas cylinder is designed with precision to support smooth and efficient welding processes. The 100% argon content ensures an inert atmosphere that minimizes oxidation and spatter, resulting in cleaner welds and stronger joints. Its capacity of 40 cubic feet means users can work longer without interruption, enhancing productivity in busy workshop environments.
Manufactured by Weldfabulous, the tank features sturdy construction that complies with safety standards, making it reliable under high pressure. The CGA 580 valve allows for easy integration with most welding rigs, providing convenience and peace of mind. Overall, this cylinder combines performance and durability, making it a practical investment for anyone serious about quality welding results.
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Argon Tank Welding Gas Cylinder

The 125 cu/ft Argon Tank Welding Gas Cylinder CGA 580 filled with FULL 100% Argon is ideal for professional welders, metal fabrication shops, and hobbyists who require a reliable and high-quality inert gas for welding applications. This cylinder is perfect for those who demand consistent shielding gas performance to achieve clean, strong welds without contamination.
Pros:
- Contains 100% pure Argon gas for optimal welding quality
- Durable and sturdy construction with a weight of 69 pounds ensuring longevity
- Compact dimensions (46 inches height, 6 inches length) for easy handling and storage
- Compatible with standard CGA 580 connections for seamless integration
- Manufactured by trusted brand Weldfabulous under the KDEAR label ensuring reliability
Cons:
- Relatively heavy at 69 pounds, which may require additional support or equipment for transport
- Single gas type limits versatility compared to mixed gas cylinders
This argon gas cylinder provides a consistent flow of inert gas essential for shielding welds from atmospheric contamination, which helps to prevent oxidation and porosity. The pure argon environment improves weld bead appearance and strength, making it suitable for TIG and MIG welding applications. Its compatibility with the CGA 580 valve standard ensures it can be easily connected to most welding equipment without the need for adapters.
The cylinder’s dimensions and robust build make it both portable and durable, ideal for use in workshops or on job sites. Users benefit from its high capacity of 125 cubic feet, which reduces the frequency of refills and downtime during welding projects. Overall, this product delivers professional-grade argon gas supply, enhancing welding quality and efficiency for both experienced welders and beginners alike.
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Rx Weld Argon Regulator Flowmeter Gas Gauge

The RX WELD Argon Regulator Flowmeter Gas Gauge is ideal for professional welders and DIY enthusiasts who require precise control over their gas flow during MIG and TIG welding. If you are looking for a reliable and durable regulator that works seamlessly with gas welding hoses, this product is designed to meet your needs efficiently.
Pros:
- Accurate flowmeter for precise gas control
- Durable construction from the trusted RX WELD brand
- Compact dimensions (6.3 x 4.9 x 3.5 inches) make it easy to handle and install
- Compatible with both MIG and TIG welding applications
- Includes a reliable gas welding hose for immediate use
Cons:
- May require some technical knowledge for initial setup
- Not suitable for gas types other than argon without modifications
The RX WELD Argon Regulator Flowmeter Gas Gauge is designed to provide welders with precise gas flow control, which is critical for achieving clean and strong welds. Its compact size makes it an excellent addition to any welding setup without taking up much space. The regulator’s construction ensures durability and long-lasting performance, even in demanding workshop environments.
Additionally, this regulator is engineered to be compatible with both MIG and TIG welding processes, providing versatility for users who engage in multiple welding techniques. The included gas welding hose enhances convenience by allowing quick and secure connections, minimizing downtime and improving productivity. Overall, the RX WELD regulator offers dependable gas management for high-quality welding results.
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60 Cu Ft Steel Argon Gas Cylinder

The New 60 cu ft Steel Argon Gas Cylinder with CGA580 Valve is ideal for professionals and hobbyists who require a reliable and durable source of high-purity argon gas. This product is perfect for welders, laboratory technicians, and industrial users who need consistent gas flow for applications such as welding, metal fabrication, and scientific experiments. If you are looking for a robust and easy-to-use cylinder with precise valve control, this item fits your needs perfectly.
Pros:
- High-quality steel construction ensures durability and long service life.
- Equipped with a CGA580 valve for secure and precise gas flow control.
- Compact dimensions (28.5″ height, 7″ width and length) allow for easy handling and storage.
- Lightweight design at 29 pounds enhances portability without sacrificing capacity.
- Striking cranberry color for easy identification and visual appeal.
- Suitable for a wide range of applications due to its 60 cu ft capacity.
Cons:
- Weight may still be challenging for some users to carry without assistance.
- Manufacturer varies, which could affect consistency in quality or warranty support.
- Steel material may require regular maintenance to prevent rust in humid environments.
This 60 cu ft Steel Argon Gas Cylinder stands out with its robust steel build that guarantees durability and safety during use. The inclusion of the CGA580 valve ensures that users experience precise control over gas flow, which is critical in applications demanding exact gas delivery. Its compact size and manageable weight make it convenient for both stationary and mobile setups, catering well to the needs of professionals who move between job sites or labs.
Additionally, the cylinder’s vibrant cranberry finish not only enhances visibility but also helps in quick identification among other gas cylinders. Its substantial capacity of 60 cubic feet provides ample gas supply, reducing the frequency of cylinder replacements and downtime. Whether you are engaged in welding, scientific research, or industrial operations, this cylinder offers a reliable and efficient solution to meet your argon gas requirements.
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Welding Gas Cylinder Tank

The Generic 60 cuft 75 Argon 25 CO2 Welding Gas Cylinder Tank CGA 580 – FULL is ideal for professional welders and hobbyists who require a reliable and high-quality gas mixture for MIG welding. Those looking for consistent weld quality with reduced spatter and enhanced arc stability will benefit the most from this product. It is especially suitable for users needing a durable and industry-standard gas blend to improve welding efficiency.
Pros:
- Contains a precise blend of 75% Argon and 25% CO2 for optimal welding performance
- 60 cubic feet capacity ensuring longer usage between refills
- Equipped with a standard CGA 580 valve for compatibility with most welding equipment
- Manufactured by Generic under the trusted 5-Star brand, ensuring quality and safety
- Ideal for MIG welding applications providing smooth and clean welds
Cons:
- Full tank weight can be heavy and cumbersome for some users
- Requires proper handling and storage due to pressurized gas content
- Limited to specific welding processes; not suitable for TIG welding
The Generic 60 cuft 75 Argon 25 CO2 Welding Gas Cylinder Tank offers a carefully calibrated gas mixture that enhances arc stability and weld quality. The presence of 75% Argon improves the shielding properties, while the 25% CO2 increases penetration and reduces porosity in the weld. This combination is essential for producing strong, clean welds in a variety of metal fabrication tasks.
Additionally, the cylinder’s 60 cubic feet capacity allows for extended welding sessions without frequent interruptions for refilling, making it highly efficient for both professional and amateur use. The CGA 580 valve ensures that it can be easily connected to most standard welding equipment, providing convenience and reducing setup time. Overall, this welding gas cylinder is a dependable choice for those seeking consistent performance in their welding projects.
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Argon Cylinder Tank Welding Gas

The 80 cu/ft 100% Argon Cylinder Tank Welding Gas CGA 580 – FULL is ideal for professional welders and metal fabricators who require a reliable and high-quality shielding gas for precision welding tasks. This item is perfect for those working with TIG or MIG welding processes, ensuring clean, stable arcs and superior weld quality. If you need consistent gas flow and excellent purity for your welding projects, this cylinder tank is designed to meet those demanding needs.
Pros:
- Contains 100% pure Argon gas for optimal welding performance
- Full 80 cubic feet capacity provides extended usage without frequent refills
- Durable and portable design with manageable weight of 50 pounds
- Compatible with standard CGA 580 valve for easy connection to welding equipment
- Manufactured by trusted brand COLIBROX and Weldfabulous ensuring quality and safety
Cons:
- Relatively heavy, may require assistance or equipment for transportation
- Limited to users who specifically need Argon gas; not suitable for other gas welding applications
- Requires proper storage and handling to ensure safety
The 80 cu/ft 100% Argon Cylinder Tank features a robust design with dimensions optimized for both storage and portability. Standing at 36 inches tall and weighing 50 pounds, it balances capacity with convenience, making it suitable for a variety of workshop environments. The pure Argon content ensures that welders achieve smooth, clean arcs with minimal contamination, which is essential for high-quality TIG and MIG welding operations. This high purity directly translates to stronger, more reliable welds.
Additionally, the cylinder’s compatibility with the CGA 580 valve makes it easy to integrate with existing welding setups without needing adapters or modifications. This ensures a seamless connection and consistent gas flow, reducing downtime and enhancing productivity. Whether you are a hobbyist or a professional, this cylinder provides the stability and purity required to tackle critical welding projects with confidence.
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Frequently Asked Questions
What Is The Best Gas Blend For Mig Welding Tanks?
The 75% Argon and 25% CO2 blend is ideal for MIG welding. It provides excellent arc stability and clean welds. This mix suits mild steel and offers smooth metal transfer. Many welding tanks come pre-filled with this blend for convenience.
How Do I Choose The Right Welding Gas Cylinder Size?
Select the cylinder size based on your welding frequency and project scale. Smaller tanks (40 cu/ft) are portable for light work. Larger tanks (80-125 cu/ft) suit heavy or continuous welding tasks. Consider storage space and weight before buying.
Can I Use 100% Argon For Mig Welding?
100% Argon is best for TIG welding and aluminum MIG welding. It provides a stable arc and clean welds. For mild steel MIG welding, a 75/25 Argon-CO2 blend is more effective. Choose gas based on your welding material.
What Is A Cga 580 Valve On Welding Tanks?
CGA 580 is a standard valve type for Argon and Argon/CO2 cylinders. It ensures safe, secure gas flow control. Most welding gas cylinders, including 75% Argon blends, use CGA 580 valves. Always check valve compatibility with your regulator.
How Does A Gas Regulator Improve Welding Performance?
A gas regulator controls gas pressure and flow from the cylinder. It ensures consistent shielding gas coverage for clean welds. Proper regulation prevents gas wastage and improves weld quality. Choose a regulator compatible with your cylinder valve.
Are Welding Gas Cylinders Delivered Full And Ready To Use?
Yes, reputable suppliers ship welding cylinders fully charged and ready for immediate use. Full cylinders contain exact gas volumes, like 40, 80, or 125 cu/ft. Always verify cylinder certification and valve condition before use for safety.
Conclusion
Choosing the right gas tank is key for safe and effective welding work. Tanks like 80 cu/ft or 125 cu/ft with 75% Argon and 25% CO2 blend suit MIG welding well. Pure Argon tanks are great for TIG welding or special projects.
Make sure your tank has a CGA 580 valve for proper connection and safety. Using a reliable regulator and flowmeter, such as those from RX WELD, helps control gas flow precisely. Always check if the tank is full and ready before starting your job.
Different sizes fit different needs, so pick what matches your work hours and space. Proper handling and storage are also important for safety. With the right equipment, your welding will be smoother and stronger. Keep these points in mind for the best results and a safe welding environment every time.
About The Author
Jeff Grill
administrator
Hi, I’m Jeff Grill — a certified welding expert and instructor based in Long Island, NY.
With over three decades in the industry, I’m passionate about combining theoretical knowledge with hands-on experience to train the next generation of skilled welders.
I specialize in all forms of arc welding, including GMAW, GTAW, GMAW, FCAW & SAW. But my experience isn’t limited to just those—I’m also knowledgeable in oxyfuel gas welding and plasma arc cutting.
My years as a welding inspector and supervisor have honed my ability to ensure the highest standards in welding quality and safety, making me adept at executing and overseeing complex welding operations.