Selecting the appropriate industrial metal tubing is crucial for ensuring the safety, efficiency, and longevity of various applications. The right tubing can withstand demanding conditions, prevent leaks, and maintain structural integrity, directly impacting project success and operational reliability. Understanding key selection criteria will help you make an informed decision for your specific needs.
- Made of 304 stainless steel for high strength, weldability
- Size: outer diameter 3mm, inner diameter 2mm, length 300mm
- The surface is smooth and seamless and is available in mechanical structural components for precision applications
- According to the length you need, it can be processed by using equipment, it can be threaded or welded
- Valuable Assortment: The brass round tube set is of 9 sizes, which are 2mm, 2.5m, 3mm, 3.5mmm, 4mm, 5mm, 6mm, 8mm, 9mm OD x 0.5mm Wall Thickness, 300mm in length, 2 for each size, 18 packs in total. When not in use, please wrap them well, keeping them...
- Quality Brass Tubes: Made of durable H65 brass, our brass pipes adopt high strength, good ductility and thermal conductivity. Also, the brass tubes are easy to reshape in both high and low temperature, perfect to be applied in various occasions.
- Easy to Cut: Thanks to the premium material, you can freely cut and punch the brass tubing according to your different demands. With fine conductivity, the tubing could be welded easily with equipment as well.
- Seamless Construction: Well polished and passivated, the surface and interior of our brass tube are smooth and seamless, no burrs to hurt your hands, available in an extruded structural or a drawn seamless brass round tube for precision applications.
- 【Precise Dimensions for Versatile Use】: 9.5mm(3/8") OD, 1mm(1/25") Wall Thickness,305mm(12") Length, Pack of 4. This exact sizing is perfect for custom fabrication, framing, railing construction, and DIY projects in home improvement, garden decor...
- 【Premium 304 Stainless Steel Tubing】: Crafted from high-grade 304 stainless steel, this tubing boasts exceptional strength, corrosion resistance, and weldability, making it ideal for demanding industrial, automotive, and marine applications. The...
- 【Professional-Grade Performance】: The seamless construction and polished treatment allow for easy threading, welding, or cutting with standard tools, ensuring a smooth finish and secure fit. Whether used in food processing equipment, medical devices...
- 【Multi-Industry Application】: Ideal for a wide range of sectors including industrial machinery, automotive parts, marine components, chemical processing, agriculture, and construction. It can be utilized to build frames, railings, shop fittings...
- [Material] - 6063 aluminum with medium strength, good processing performance, corrosion resistance, high toughness, weldability, long-lasting durability and processing is not easy to deform.
- [Seamless Construction] - Smooth surface without a seam and is available in mechanical structural components for precision applications.
- [T5 Temper] - T5 temper with heat treated and artificially aged for increasing strength and meeting standard mechanical property requirements.
- [Application] - Widely used in a variety of industrial structural parts that require a certain strength and corrosion resistance. Commonly used in industry, architecture, home furnishing and other industries. Great for machinery, hardware fitting...
- DOM Steel Tubing
- 2.75" OD
- 1/4" WALL (0.250")
- Length Tolerance +/- 1/8"
- Suitable for Various Occasions: there are 2 pieces of metal round tubes in the package; Our seamless cold rolled steel tube is ideal for both indoor and outdoor use; Whether you're working on a DIY project at home or handling professional tasks on a...
- Strong and Durable Cold Rolled Steel: our metal pipes are made from cold rolled steel, ensuring durability and longevity; With corrosion resistance and strength, these tubes are built to withstand heavy duty applications; With good sealing and texture...
- Precise Size and Dimensions: the cold rolled steel tubing features precise measurements, with an outer diameter of approx. 5/8 inch, inner diameter of approx. 1/2 inch, and a wall thickness of approx. 0.065 inch; The total length of each tube is approx...
- Versatile Functionality: whether you're working on plumbing projects, automotive repairs, or structural applications, our cold rolled round tube offers versatility and reliability; It can be applied for the transmission of fluids, as structural supports...
- [Tube Size] - 2mm 3mm 4mm 5mm 6mm 7mm in Outer Diameter; 0.5mm/0.02inch in Wall Thickness; 200mm/7.87inch in Length.
- [Material] - Made of brass for high strength, weldability, oxidation resistance, corrosion resistance and long-lasting durability.
- [Applications] - Commonly used in DIY projects, hobbies, crafts, normal models, small building models, home decoration, frames, industry, gardening products and more.
- [Seamless Construction] - The surface is smooth and seamless and is available for precision applications.
- Suitable for Various Occasions: there are 2 pieces of metal round tubes in the package; Our seamless cold rolled steel tube is ideal for both indoor and outdoor use; Whether you're working on a DIY project at home or handling professional tasks on a...
- Strong and Durable Cold Rolled Steel: our metal pipes are made from cold rolled steel, ensuring durability and longevity; With corrosion resistance and strength, these tubes are built to withstand heavy duty applications; With good sealing and texture...
- Precise Size and Dimensions: the cold rolled steel tubing features precise measurements, with an outer diameter of approx. 3/4 inch, inner diameter of approx. 0.51 inch, and a wall thickness of approx. 0.12 inch; The total length of each tube is approx...
- Versatile Functionality: whether you're working on plumbing projects, automotive repairs, or structural applications, our cold rolled round tube offers versatility and reliability; It can be applied for the transmission of fluids, as structural supports...
- [What You Get] - You will get 6pcs different sizes tubes in 300mm length: 1mm*0.15mm/2mm*0.15mm/3mm*0.6mm/4mm*0.6mm/5mm*0.6mm/6mm*0.6mm(OD*Thickness)
- [Material] - Made of 304 stainless steel for high strength, weldability, wear resistance, heat resistance and long-lasting durability.
- [Surface Treatment] - Finish with polishing, for adding gloss and smooth surface, oxidation resistance and corrosion resistance.
- [How to Use] - According to the length you need, it can be processed by using professional equipment. Besides, it can be threaded or welded to meet your needs.
This article is part of our complete guide Industrial Tools — browse all our comparisons and buying guides.
Last update on 2026-10-14 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Industrial Metal Tubing
Material Composition
- Stainless Steel: Offers excellent corrosion resistance, strength, and durability, making it ideal for harsh environments and food-grade applications.
- Carbon Steel: Provides high strength and is cost-effective, suitable for structural support and general industrial use where corrosion is less of a concern.
- Aluminum: Lightweight and corrosion-resistant, often used in applications where weight is a factor, such as aerospace or automotive.
Wall Thickness and Diameter
- Wall Thickness: Determines the tubing's pressure handling capabilities and structural rigidity. Thicker walls are suitable for high-pressure systems or demanding loads.
- Diameter: Should be chosen based on the required flow rate (for fluid or gas transport) or the structural demands of the application. Ensure compatibility with fittings and connectors.
Finish and Tolerances
- Surface Finish: Can impact flow characteristics and ease of cleaning. Polished finishes are often preferred for sanitary or high-purity applications.
- Dimensional Tolerances: Crucial for precise assembly and performance. Verify that the specified tolerances meet the requirements of your project for a secure fit.