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Black steel pipes (Carbon Steel Pipe) conforming to Thai Industrial Standard (TIS) 107, have a strong and durable structure.
Black steel pipe or Carbon Steel Pipe Classified within the group Cold rolled steel Manufactured by rolling hot-rolled steel sheets into a circular shape and electrically welding the seam, resulting in tubes with uniform roundness, a smooth surface, and consistent thickness.
Our product is a Grade A black pipe, certified to meet standards. TIS 107-2533 This is a mandatory standard for steel pipes used in construction, ensuring that the steel is of full thickness and not "lightweight" or "under-spec" steel that could pose a danger to the building structure.
Why choose black steel pipes from AY Contento?
- Standard Quality (TIS): Passed tensile and bending tests according to TIS 107 standard, ensuring safety.
- Durability (Strength): The welded seams are strong and resistant to twisting and heavy loads.
- Variety (covers all uses): Available in various thicknesses, from thin (yellow/red stripe) for decorative purposes to thick (blue stripe) for heavy-duty structural applications.
Applications
- Structural work: Garage posts, curved roof structure, scaffolding, guardrails.
- System work: Large conduit pipes, water pipes (for agricultural use or applications that do not require very high pressure).
- Decoration: House fence, Loft style furniture.
- Signage work: Large advertising billboard structure
Standard Size and Weight Chart
(Referencing Thai Industrial Standard (TIS) 107-2533)
Size (inches) | Outer Diameter (mm) (OD) | Thickness (mm) | Approximate weight (kg/6 m length) |
1/2″ (4 hun) | 21.7 | 1.8 – 2.3 | 4.8 – 6.0 |
3/4″ (6 hun) | 27.2 | 1.8 – 2.3 | 6.5 – 8.2 |
1″ (1 inch) | 34.0 | 2.0 – 3.2 | 9.0 – 13.5 |
1 1/4″ (two inches) | 42.7 | 2.0 – 3.2 | 11.5 – 18.0 |
1 1/2″ (one and a half inches) | 48.6 | 2.0 – 3.2 | 13.5 – 20.5 |
2″ (2 inches) | 60.5 | 2.3 – 4.0 | 19.5 – 31.0 |
2 1/2″ (2 and a half inches) | 76.3 | 2.3 – 4.0 | 25.0 – 41.5 |
3″ (3 inches) | 89.1 | 2.3 – 4.5 | 30.0 – 55.0 |
4″ (4 inches) | 114.3 | 3.2 – 6.0 | 51.5 – 94.0 |
5″ (5 inches) | 139.8 | 4.0 – 6.0 | 79.0 – 117.0 |
6″ (6 inches) | 165.2 | 4.0 – 7.1 | 94.0 – 163.0 |
(Note: Weight depends on the thickness selected. Please check with sales for your required specifications.)
Frequently Asked Questions (FAQ)
I don't recommend it. Black steel pipes are suitable for structural work. For plumbing applications, we recommend... galvanized steel pipes Or, galvanized steel water pipes (colored water pipes) will be more resistant to rust from water.
It's a symbolic indication. Thickness It's for the pipe. (It's a standard factory part.)
- Yellow/Red color scheme: Thin to medium thickness pipes (furniture/lightweight frame)
- Blue color expected: Thick-walled pipes (structural work/government projects)
""Need black steel pipes that meet Thai Industrial Standards (TIS) for your project?""
Order high-quality steel pipes at factory prices, complete with certification.
🟢 Line: @aycon
📞 Tel: 083-0243351
🚚 Delivery service: Express delivery nationwide.
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