In the world of industrial piping, choosing the right pipe specification is critical to ensuring long-term performance, durability, and cost-efficiency. At Tianjin United Steel Pipe Co., Ltd (TUSPIPE), we supply high-quality ERW pipes, LSAW pipes, and other steel products for various industries, including oil & gas, construction, and water supply systems. Two major considerations that engineers and buyers often focus on are pipe schedule and pipe coating type.
In this article, we’ll explore the Schedule XS pipe—its dimensions, weight, and thickness—and compare galvanized vs black pipes to help you choose the best fit for your application.
What is Schedule XS Pipe?
Schedule XS Pipe- Dimension/ Weight/ Thickness classification standardized by the ASME B36.10M standard for carbon steel pipes. It is often chosen for applications requiring higher pressure ratings and better durability without switching to a different pipe diameter.
Unlike nominal pipe sizes, which define the outside diameter, pipe schedules define the wall thickness, which directly affects the weight and pressure handling capacity.
Schedule XS Pipe Dimensions, Weight, and Thickness
Below is a quick overview of Schedule XS pipe specifications based on nominal pipe sizes:
| Nominal Pipe Size (NPS) | Outer Diameter (OD) | Wall Thickness (XS) | Weight (kg/m) |
|---|---|---|---|
| 1/2 inch | 21.3 mm | 3.73 mm | 2.34 |
| 1 inch | 33.4 mm | 5.44 mm | 5.44 |
| 2 inch | 60.3 mm | 7.01 mm | 10.91 |
| 4 inch | 114.3 mm | 8.56 mm | 25.14 |
| 6 inch | 168.3 mm | 10.97 mm | 47.69 |
(Note: The exact weight and thickness may vary slightly depending on material and manufacturing tolerance. Please refer to TUSPIPE’s Schedule XS Pipe Chart for accurate data.)
Applications of Schedule XS Pipes
- High-pressure pipelines
- Petrochemical and oil & gas industries
- Steam systems
- Structural support columns
- Heavy-duty fluid transport
At TUSPIPE, our Schedule XS pipes are manufactured using high-grade carbon steel, ensuring reliable performance in both welded and seamless formats.
Galvanized vs Black Pipe – What’s the Difference?
When selecting steel pipes, another important decision is whether to go with galvanized pipe or black pipe. Both are made from steel, but they have different coatings, uses, and properties.
What is Galvanized Pipe?
Galvanized pipe is steel pipe that has been coated with a layer of zinc to protect it from corrosion. This is achieved through the hot-dip galvanizing process, which immerses the pipe in molten zinc.
Benefits of Galvanized Pipes:
- Corrosion Resistance: The zinc coating prevents rust and corrosion, especially in outdoor or humid environments.
- Long Service Life: Ideal for water lines, outdoor structures, and fencing.
- Low Maintenance: Requires minimal upkeep due to its protective layer.
Common Applications:
- Water supply systems
- Fencing and scaffolding
- Outdoor applications in construction
- Agricultural irrigation
What is Black Pipe?
Black pipe, on the other hand, is uncoated carbon steel pipe. It has a dark, black-iron oxide scale on its surface, formed during the manufacturing process.
Advantages of Black Pipe:
- Cost-Effective: More affordable than galvanized pipe.
- High-Temperature Tolerance: Suitable for gas transport and high-heat environments.
- Strong and Durable: Ideal for mechanical and industrial uses.
Common Applications:
- Gas pipelines
- Fire sprinkler systems
- HVAC systems
- Oil & gas applications
- Structural use in industrial settings
Galvanized vs Black Pipe: Key Differences
| Feature | Galvanized Pipe | Black Pipe |
|---|---|---|
| Coating | Zinc-coated | No coating |
| Corrosion Resistance | High (best for water & outdoor use) | Low (can rust if exposed to moisture) |
| Cost | Higher | Lower |
| Applications | Water systems, fencing, construction | Gas lines, fire systems, industrial uses |
| Welding Compatibility | May emit toxic fumes when welded | Easier and safer to weld |
Important Note: Galvanized pipes should never be used for gas pipelines due to the risk of zinc flaking and clogging the line.
Choosing the Right Pipe for Your Project
When choosing between Schedule XS pipes and standard pipes or between Galvanized Vs Black Pipe, What ‘s The Difference, it’s important to evaluate:
- Operating pressure
- Exposure to moisture or chemicals
- Temperature range
- Budget constraints
- Installation environment
For instance:
- If you’re building a high-pressure water transport system in an outdoor environment, a Schedule XS Galvanized Pipe might be your best bet.
- For natural gas pipelines, Schedule XS Black Pipe would be ideal due to its high strength and weldability.
At TUSPIPE, our expert team can assist you in selecting the right pipe type and schedule to match your project’s specifications.
Why Choose TUSPIPE for Your Steel Pipe Needs?
As a leading ERW pipe manufacturer in China, TUSPIPE is committed to delivering precision-engineered steel piping solutions across various industries. We manufacture and supply:
- ERW pipes, LSAW pipes, and SSAW pipes
- Schedule XS pipes in various sizes and thicknesses
- Custom galvanized and black steel pipe options
- API 5L, ASTM, and EN standard compliance
All our products undergo strict quality inspections and are manufactured in state-of-the-art facilities to ensure durability, performance, and customer satisfaction.
Final Thoughts
Understanding the dimensions, weight, and thickness of Schedule XS pipes and knowing the difference between galvanized and black pipe is crucial when planning industrial or structural piping projects. Whether your focus is on pressure resistance or corrosion protection, TUSPIPE offers a wide range of steel pipes to match your needs.
Contact TUSPIPE today for a free quote or to learn more about our steel pipe solutions for your next project.
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Source: FG Newswire