A steel pipe or tube is a hollow, cylindrical shape made of steel that is used for
the transportation of fluids and gases, as well as for structural applications. There
are various types of steel pipes and tubes that differ in their materials, shapes,
sizes, and applications. Here are some common types of steel pipes and tubes:
- Carbon Steel Pipe:
- Stainless Steel Pipe:
- Galvanized Steel Pipe:
- Alloy Steel Pipe:
- Nickel Alloy Pipe:
- Seamless Steel Pipe:
- Welded Steel Pipe:
- Seamless Steel Tube:
- Welded Steel Tube:
This is the most common type of steel pipe and is made of carbon steel, which contains iron and carbon. Carbon steel pipes are widely used in plumbing and structural applications due to their strength, durability, and affordability.
This type of steel pipe is made of an alloy that contains at least 10.5% chromium, which makes it highly resistant to corrosion and staining. Stainless steel pipes are commonly used in applications that require high corrosion resistance, such as in the food industry, medical equipment, and marine applications.
This is a steel pipe that has been coated with a layer of zinc to protect it from corrosion. Galvanized steel pipes are commonly used in outdoor and marine applications where exposure to moisture and saltwater can cause corrosion.
This is a type of steel pipe that has been combined with other elements to improve its properties, such as strength, hardness, and toughness. Alloy steel pipes are commonly used in applications that require high strength, such as in the automotive and aerospace industries.
This type of pipe is made from steel alloys containing significant amounts of nickel, which enhances corrosion resistance, strength, and performance at high temperatures. Nickel alloy pipes are commonly used in chemical processing, power generation, and oil and gas industries.
This is a type of steel pipe that is made without any welding or joints. Seamless steel pipes are commonly used in applications that require high pressure or high temperature, such as in the oil and gas industry.
This is a type of steel pipe that is made by welding the steel sheets or plates together. Welded steel pipes are commonly used in plumbing and structural applications.
This is a hollow steel tube produced without a welded seam, offering uniform strength and excellent pressure resistance. Seamless steel tubes are widely used in heat exchangers, boilers, and precision mechanical applications.
This type of steel tube is manufactured by rolling steel strips or plates and welding the seam. Welded steel tubes are commonly used in construction, furniture, automotive components, and low-pressure applications.
These are some of the most common types of steel pipes and tubes, but there are many other variations available to suit different applications and requirements.
Pipe and Tube Specifications
| Material | Outer Diameter Range | Wall Thickness Range | Length Range | Tolerance |
|---|---|---|---|---|
| Carbon Steel | 0.5" to 36" | 0.049" to 4" | 5 – 7 meters | +/- 12.5% or +/- 0.5mm |
| Stainless Steel | 0.25" to 48" | 0.035" to 2.5" | 5 – 7 meters | +/- 12.5% or +/- 0.5mm |
| Galvanized Steel | 0.5" to 36" | 0.049" to 2" | 5 – 7 meters | +/- 12.5% or +/- 0.5mm |
| Alloy Steel | 0.5" to 36" | 0.049" to 2" | 5 – 7 meters | +/- 12.5% or +/- 0.5mm |
| Nickel Alloy | 0.5" to 24" | 0.049" to 2" | 5 – 7 meters | +/- 12.5% or +/- 0.5mm |
Pipes & Tubes Grades
| Material | Standard | Available Grades | Type | Seamless / Welded |
|---|---|---|---|---|
| Carbon Steel Pipes | ASTM A106 / ASTM A53 / API 5L | Gr A, Gr B, Gr C, X42, X46, X52, X56, X60 | Round, Square, Rectangular | Seamless, ERW |
| Stainless Steel Pipes | ASTM A312 / ASTM A213 | 304, 304L, 316, 316L, 321, 310S, 904L, 317 | Round, Square, Rectangular | Seamless, Welded |
| Alloy Steel Pipes | ASTM A335 / ASTM A182 | P1, P5, P9, P11, P22, P91, P92 | Round, Square | Seamless |
| Duplex & Super Duplex Pipes | ASTM A790 / ASTM A789 | 2205, 2507, S31803, S32750, S32760 | Round | Seamless, Welded |
| Copper & Copper Nickel Tubes | ASTM B88 / ASTM B75 | C110, C122, C70600 (90/10 CuNi), C71500 (70/30 CuNi) | Round | Seamless, Welded |
| Nickel Alloy Pipes | ASTM B443 / ASTM B622 | Inconel 600, 625, 800, 825, Alloy 20 | Round | Seamless, Welded |
| Hastelloy Pipes | ASTM B575 / ASTM B622 | C22, C276, B2, X, B3 | Round | Seamless, Welded |
| Monel Pipes | ASTM B165 / ASTM B444 | 400, K500 | Round | Seamless , Welded |
| Aluminium Tubes | ASTM B221 / ASTM B210 | 1100, 3003, 5052, 6061, 6082 | Round, Rectangular, Square | Seamless, Welded |
| Galvanized Pipes | ASTM A53 / ASTM A123 | GI Pipes, DX51D, DX52D, DX53D | Round, Square | Welded |
Features Of Pipe and Tube
- Magnetic Response
- Environmentally friendly
- High tensile strength
- High as well as Low-Temperature Service
- Light weight