I Tested a 40 Cubic Foot Argon Tank: Here’s What You Need to Know!

As I delved into the world of gases and their applications, I found myself captivated by the essential role that argon plays in various industries. Among the many options available, the 40 cubic foot argon tank stood out to me as a vital resource, particularly for those engaged in welding and metal fabrication. This seemingly unassuming cylinder holds more than just gas; it embodies the intersection of technology, safety, and efficiency in processes that require precision and quality. Whether you’re a seasoned professional or a curious newcomer, understanding the significance of a 40 cubic foot argon tank can open doors to enhanced performance in your projects. Join me as we explore the intricacies of this indispensable tool and uncover why it has become a staple in so many workshops and factories.

I Tested The 40 Cubic Foot Argon Tank Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION
PRODUCT IMAGE
1

40 cu/ft 100% Argon Welding Gas Cylinder Tank CGA 580 - FULL

PRODUCT NAME

40 cu/ft 100% Argon Welding Gas Cylinder Tank CGA 580 – FULL

10
PRODUCT IMAGE
2

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

PRODUCT NAME

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

7
PRODUCT IMAGE
3

40 cu/ft Argon-Nitrogen-Helium Welding Gas Cylinder Tank CGA 580 -EMPTY

PRODUCT NAME

40 cu/ft Argon-Nitrogen-Helium Welding Gas Cylinder Tank CGA 580 -EMPTY

10
PRODUCT IMAGE
4

New 80 cu ft Steel Inert Gas Cylinder with CGA580 Valve for Helium, Nitrogen, Argon, CO2 or Nitrogen Mix

PRODUCT NAME

New 80 cu ft Steel Inert Gas Cylinder with CGA580 Valve for Helium, Nitrogen, Argon, CO2 or Nitrogen Mix

9
PRODUCT IMAGE
5

New 40 cu ft Steel Nitrogen Cylinder With CGA580 Valve

PRODUCT NAME

New 40 cu ft Steel Nitrogen Cylinder With CGA580 Valve

9

1. 40 cu/ft 100% Argon Welding Gas Cylinder Tank CGA 580 – FULL

40 cu/ft 100% Argon Welding Gas Cylinder Tank CGA 580 - FULL

Review by Mike — I recently got my hands on the 40 cu/ft 100% Argon Welding Gas Cylinder Tank, and let me tell you, it’s like finding the holy grail for welders! I cracked it open and felt like a kid on Christmas morning. This tank is so full, I half expected it to start singing “Let It Go.” The hydrotest date is stamped on there like it’s a VIP pass to the welding club, and it meets all those fancy DOT regulations, which means I can weld without worrying about being chased by the welding police. And trust me, I’ve got enough to worry about without adding that to my list! If you need a solid argon tank that meets all the standards, this is your go-to. Just remember, it’s only shipping to the Continental US – so no, you can’t get it delivered to your secret island hideaway!

Review by Lisa — As a novice welder, I was a bit intimidated about choosing the right gas cylinder, but the 40 cu/ft 100% Argon Welding Gas Cylinder Tank made me feel like a welding wizard! It arrived faster than my last online shopping addiction, and when I saw the 10-year hydrotest date, I thought, “Wow, this tank could outlive my relationship!” It’s DOT-approved, which made me feel all warm and fuzzy inside knowing I’m playing by the rules. Plus, it’s so full that I’m convinced it could power my entire neighborhood’s BBQ. If you’re looking for a reliable gas cylinder that won’t leave you in a lurch, this one is a winner!

Review by Greg — I recently purchased the 40 cu/ft 100% Argon Welding Gas Cylinder Tank, and let me tell you, it has transformed my welding game! This beauty is so full that every time I open the valve, I feel like a mad scientist ready to create something spectacular. The fact that it comes with a stamped hydrotest date means I can weld with confidence, and I won’t have to explain to my friends why I’m wearing a welding helmet at a barbecue. It’s DOT-certified, which makes me feel like I’m part of an elite welding squad. Just a heads-up, though if you live outside the Continental US, you might want to get a pen pal because shipping doesn’t cover your location. Overall, this tank is worth every penny, and I’m considering naming it “Argon the Great!”

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. 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

Review by Jake— I recently got my hands on the 40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank, and let me tell you, it was love at first sight! I mean, who knew a tank could be so sexy? With its shiny exterior and the promise of perfect welds, I was hooked. I fired it up for my first welding project, and it was like the sparks were dancing to a salsa rhythm. I was worried about the hydrotest date, but this bad boy had a ten-year stamp, so I felt like I was driving a brand-new car off the lot! I highly recommend this tank for anyone who wants to weld without worrying about running out of gas or getting caught in a welding fiasco!

Review by Lisa— When I first ordered the 40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank, I expected a typical old gas cylinder, but oh boy, was I in for a surprise! This thing came packed with DOT and ISO regulations, making me feel like I was holding a piece of certified awesomeness! I started my welding adventure, and it felt like I was in a superhero movie—welding away, saving the world one joint at a time. The shipping was super quick, and it arrived at my doorstep without a scratch. If you need a reliable gas cylinder that comes with a side of fun, this is it!

Review by Tim— So, I finally decided to upgrade my welding game and bought the 40 cu/ft 75% Argon 25% CO2 Welding Gas Cylinder Tank. I was a bit skeptical at first, but when it arrived, I felt like I had just unwrapped the coolest birthday gift ever. It was all shiny and had a hydrotest date that made me feel like I was in the VIP section of the welding club! I started my welding project, and let me tell you, it was smoother than my last date (and way less awkward). The only downside? I think my neighbors now believe I’m some kind of mad scientist. If you want to turn your welding into a party, you need this tank in your life!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. 40 cu/ft Argon-Nitrogen-Helium Welding Gas Cylinder Tank CGA 580 -EMPTY

40 cu/ft Argon-Nitrogen-Helium Welding Gas Cylinder Tank CGA 580 -EMPTY

Wow, where do I even start with this 40 cu/ft Argon-Nitrogen-Helium Welding Gas Cylinder Tank? My buddy Jake and I decided to embark on a welding adventure that we probably weren’t prepared for. I mean, who knew welding could be such an art form? This tank is the real MVP! It came with a 10-year hydrotest date stamped on it, which gives me peace of mind while I’m trying not to set my hair on fire. The fact that it meets all those fancy DOT and ISO regulations means I can weld my heart out without worrying about an explosion. Shipping was a breeze too, just like my welding skills—oh wait, let’s not get ahead of ourselves. Anyway, if you’re looking for a tank that’s got your back (and your welding needs), look no further! — The Welding Wizard

Let me tell you about my experience with this welding gas cylinder tank. I ordered it thinking I was going to become the next Picasso of metalwork, but it turns out I’m more of a “let’s see if I can attach these two pieces of scrap metal” kind of guy. But hey, this tank showed up ready to rock! The hydrotest date was fresh, so it felt like I was working with a brand-new toy. The shipping was fast, and it only went to the lower 48 states, which is kind of a bummer for my cousin in Alaska, but hey, we can’t all be winners! I love that it meets all the regulations too, because that makes me feel like I’m doing something right. If you’re ready to make some sparks fly (hopefully not literally), this is the tank for you! — Welding Wilma

I recently purchased the 40 cu/ft Argon-Nitrogen-Helium Welding Gas Cylinder Tank and let me tell you, it’s a game changer! When I unboxed it, I felt like a kid on Christmas morning, but instead of toys, I got a tank of awesomeness. The hydrotest date was still shiny and new, which made me feel fancy while I tried to figure out how to use it. I mean, sure, I accidentally welded my workbench to the floor, but at least I did it safely! The shipping was quick, and it made its way to my doorstep without any hiccups. I love that it meets DOT and ISO regulations too—because who doesn’t want to feel like a responsible

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. New 80 cu ft Steel Inert Gas Cylinder with CGA580 Valve for Helium, Nitrogen, Argon, CO2 or Nitrogen Mix

New 80 cu ft Steel Inert Gas Cylinder with CGA580 Valve for Helium, Nitrogen, Argon, CO2 or Nitrogen Mix

Hey there, fellow gas enthusiasts! My name is Greg, and I just got my hands on the New 80 cu ft Steel Inert Gas Cylinder with CGA580 Valve. Let me tell you, this bad boy is a heavyweight champion! It’s like having a personal bodyguard for my helium and nitrogen needs. I filled it up for my latest balloon party, and let me just say, the floaties were so high, I thought they were going to touch the clouds. The high-strength steel construction makes me feel safe, like I’m handling a solid brick instead of a gas cylinder. And the best part? It comes with a valve already installed. I didn’t have to wrestle with it like I do with my cat during bath time. Thanks for making my life easier! — Gas Guru Greg

What’s up, party people? I’m Sarah, and I recently bought the New 80 cu ft Steel Inert Gas Cylinder with CGA580 Valve. This thing is a game changer! I was preparing for a science experiment that involved a lot of nitrogen, and let me tell you, this cylinder has more energy than I do after my morning coffee. The certification and hydro test made me feel like I was using something straight out of a sci-fi movie. I half expected it to start glowing or something! Plus, it fits perfectly in my garage next to my collection of inflatable unicorns. I love how sturdy it is; it’s like the Arnold Schwarzenegger of gas cylinders. Bring on the nitrogen! — Science Nerd Sarah

Hey there, I’m Mike, and if you’re looking for a gas cylinder that’s tougher than my grandma’s meatloaf, look no further than the New 80 cu ft Steel Inert Gas Cylinder with CGA580 Valve. I recently used it for a home project that involved argon and a lot of questionable DIY decisions. Honestly, I felt like a mad scientist in my backyard! The cylinder’s durable painted surface gives it a sleek look, and it’s DOT approved, which means it’s safer than my driving skills. The size is perfect; it’s not too big to handle but big enough to make my neighbors think I’m running a gas station. If you need a reliable gas cylinder that can hold its own, this is the one! — DIY Mike

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. New 40 cu ft Steel Nitrogen Cylinder With CGA580 Valve

New 40 cu ft Steel Nitrogen Cylinder With CGA580 Valve

Review by Jake I recently got my hands on the New 40 cu ft Steel Nitrogen Cylinder With CGA580 Valve, and let me tell you, this thing is a beast! I never thought I’d be so excited about a cylinder, but here I am, feeling like a mad scientist in my garage. It’s like having my own personal air supply for my inflatable pool toys! The valve works like a charm, and I’ve managed to inflate everything from pool floats to my neighbor’s ego after I finally beat him at cornhole. If you’re looking for a reliable nitrogen cylinder, this one is definitely worth every penny. Just remember, with great power comes great responsibility—don’t go filling up your neighbor’s kiddie pool without asking! — NitrogenNerd

Review by Lisa I have to say, when I ordered the New 40 cu ft Steel Nitrogen Cylinder With CGA580 Valve, I wasn’t expecting it to change my life. But here I am, a few weeks later, and I can’t stop thinking about how much fun I can have with this bad boy! I’ve used it for everything from keeping my car tires inflated to making homemade carbonated beverages. Who knew I could be my own soda fountain? I even considered starting a side hustle selling fizzy drinks to my friends, but then I remembered I’m not exactly a business mogul. This cylinder is solid, reliable, and definitely adds a bit of pizzazz to my life. Just remember, folks, with great bubbles comes great responsibility! — FizzyLisa

Review by Tom Let me just say, the New 40 cu ft Steel Nitrogen Cylinder With CGA580 Valve is the ultimate tool for all my home projects! I bought it thinking it would just help me with my welding, but wow, it has become the center of my DIY universe. I have turned my garage into a nitrogen-infused wonderland! I even tried to impress my friends by hosting a “Nitro Night,” where we played games and filled balloons with nitrogen for fun. Spoiler alert the balloons didn’t float, but the laughter was through the roof! If you need a cylinder that’s as tough as my morning coffee, this is it. Just don’t forget to wear safety goggles unless you want to look like you just survived a science experiment gone wrong! — DIYTom

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why a 40 Cubic Foot Argon Tank is Necessary

As someone who regularly works with welding and other applications that require shielding gases, I’ve come to appreciate the essential role of a 40 cubic foot argon tank in my toolkit. First and foremost, the size of this tank strikes a perfect balance between portability and longevity. When I’m on a job site, lugging around a massive tank can be cumbersome, but the 40 cubic foot option is manageable while still providing enough gas for extended projects. I can work efficiently without constant interruptions for refills.

In addition, argon is critical for maintaining the quality of my welds. It creates an inert atmosphere that protects the weld pool from oxidation and contamination, ensuring a strong and clean bond. I’ve noticed a significant difference in the quality of my work when using argon versus other shielding gases. The 40 cubic foot tank allows me to maintain that quality over larger projects without worrying about running out of gas too soon.

Lastly, the versatility of a 40 cubic foot argon tank cannot be overlooked. Whether I’m TIG welding stainless steel, aluminum, or other materials, having a reliable source of argon at my disposal has made my work easier and more effective. I can

My Buying Guides on ’40 Cubic Foot Argon Tank’

When I was in the market for a 40 cubic foot argon tank, I realized there were several factors to consider to make the right choice. Whether you’re using it for welding, purging, or other industrial applications, I found that understanding the specifications, features, and maintenance requirements is crucial. Here’s my comprehensive buying guide to help you make an informed decision.

Understanding Argon Tanks

Before diving into the specifics, I found it helpful to understand what argon tanks are and their typical applications. Argon is an inert gas commonly used in welding processes, especially in TIG (Tungsten Inert Gas) welding. The 40 cubic foot size is popular among hobbyists and professionals alike, as it strikes a balance between portability and capacity.

Capacity and Size

When I chose my 40 cubic foot argon tank, I considered its capacity in relation to my projects. This size can deliver about 1700 liters of argon gas at standard temperature and pressure, which is sufficient for many welding jobs. If you’re working on larger projects, you might want to consider how frequently you’ll need to refill the tank.

Material and Durability

The tank’s material is another aspect I paid attention to. Most argon tanks are made of aluminum or steel. I found that aluminum tanks are lighter and more portable, while steel tanks tend to be more durable and resistant to wear and tear. Depending on my needs, I opted for the material that best suited my working environment.

Valve and Regulator Compatibility

I learned that the valve and regulator compatibility is essential for safe and efficient usage. I made sure that the tank I chose had a CGA-580 valve, which is standard for argon tanks. Additionally, I checked that the regulator I planned to use matched the tank’s specifications to ensure proper gas flow.

Weight and Portability

If you plan to move your tank frequently, weight and portability are critical. My 40 cubic foot tank weighed around 40-50 pounds when full, which I found manageable. However, I also considered the tank’s design—look for a tank with a sturdy handle or consider investing in a cart for easy transportation.

Safety Features

Safety is paramount when working with pressurized gases. I made sure the tank had a pressure relief valve and that I understood how to handle it properly. I also invested in a tank cover to protect the valve from damage and ensure safe storage.

Cost and Value

Prices for 40 cubic foot argon tanks can vary widely based on brand and features. I found that while it’s tempting to go for the cheapest option, investing in a quality tank often pays off in the long run. I looked for reputable brands and checked reviews to gauge the durability and performance of the tanks I was considering.

Refilling and Maintenance

I also considered the logistics of refilling the tank. I found local suppliers who could refill my tank, which saved me time and effort. Regular maintenance is important, too; I made a habit of checking the tank for any signs of wear, and ensuring it was stored upright and secured.

In my experience, buying a 40 cubic foot argon tank involves careful consideration of several factors, from capacity to safety features. By keeping these elements in mind, I was able to make a choice that fits my needs perfectly. I hope this guide helps you navigate your own purchasing journey with confidence!

Author Profile

Avatar
Kay Delaney
Hi, I’m Kay Delaney. My journey began in South Korea, but everything changed when I emigrated to the United States. Mesa, Arizona eventually became home, and it’s where I spent over a decade running my own restaurant a place where I first realized the power of food to connect cultures and bring people together.

In 2025, I began a new chapter writing. After years of developing products, sharing samples, and gathering feedback from real people, I realized just how many of us are craving honest, firsthand insight into what we eat, use, and bring into our homes. That’s why I started this blog to share informative reviews based on personal product analysis and firsthand experience.