Pipe – The construction of a pipe is round, which means the cross-section of the component is round and hollow in the center. These components are used in a piping system to distribute fluids including pellets, dust, gases, and fluids, or even steam. One of the very important distinguishing characteristics of pipes is their size. These dimensions include inside diameter or ID, outside diameter or OD, and wall thickness or WT. The wall thickness is also called the pipe schedule. Dimensions of a pipe help to the liquid capacity of the Stainless Steel Pipes. This can be determined by calculating the outside diameter minus 2 times the WT or the wall thickness (or program).
Tube – While a tube configuration is always round, the manufacture of tubes is possible in a variety of shapes, including round, rectangular, square, or oval. Similar to tubes, these components have dimensions such as outside diameter and weight, making them easier to order. The hollow section of pipe components is estimated from outside diameter or outside diameter, in combination with wall thickness or WT. The only difference between Stainless Steel Tubes and pipe is that for pipes, these dimensions are in inches or millimeters. The dimensions of the pipe often indicate the precise dimensional value of its hollow section.
Different types of Tubes
- Seamless steel tubes
- Welded Tubes
- Cold drawn tubes
- Precision tubes
- Hydraulics and pneumatics tubes
- Heat Exchanger Tubes
- Coiled Tubes
- Capillary tube
Difference Between pipe and tube diameter
During placement of the order, it is possible to order, you can order a pipe with dimensions such as outside diameter and wall thickness. In addition, in a few instances, the order can also be positioned with dimensions like OD & ID and Wall Thickness. Generally, the ID or the internal diameter is theoretical, however, the wall thickness of a given tube has been described with the aid of using a gauge quantity. Smaller gauge numbers are related to having large outdoor diameters. On the alternative hand, the tube is ordered with the NPS standard, additionally, this system quantity and the amplifier; nominal diameter or pipe length need to be specified.
Pipe and tube production process
Similar to pipes, tubes may be produced with both seamless or welded construction. In addition, it is very difficult to manufacture a tube because the tolerances of the tubes are tighter. The manufacturer must therefore comply with all of them to meet the tolerances established by the standards or specifications. And because the manufacturing process of tubes entails a finished product, several parameters need to be reviewed, including test procedures, quality controls, and inspections.
Rectangular Section of Stainless Steel Pipe
| Size | Thickness Availability in mm | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 20X10 mm | 0.65 | 0.8 | 1.00 | 1.20 | 1.50 | ||||
| 13X26 mm | 0.65 | 0.8 | 1.00 | 1.20 | 1.50 | 2.0 | |||
| 20X40 mm | 0.65 | 0.8 | 1.00 | 1.20 | 1.50 | 2.0 | |||
| 30X10 mm | 0.65 | 0.8 | 1.00 | 1.20 | 1.50 | 2.0 | |||
| 40X10 mm | 0.65 | 0.8 | 1.00 | 1.20 | 1.50 | 2.0 | |||
| 50X10 mm | 0.65 | 0.8 | 1.00 | 1.20 | 1.50 | 2.0 | |||
| 25X50 mm | 0.65 | 0.8 | 1.00 | 1.20 | 1.50 | 2.0 | 3.0 | ||
| 60X40 mm | 1.20 | 1.50 | 2.00 | 3.00 | 4.00 | 5.00 | |||
| 75X25 mm | 1.20 | 1.50 | 2.00 | 3.00 | 4.00 | 5.00 | |||
| 80X40 mm | 1.50 | 2.00 | 3.00 | 4.00 | 5.00 | ||||
| 50X100 mm | 1.50 | 2.00 | 3.00 | 4.00 | 5.00 | ||||
| 40X100 mm | 1.50 | 2.00 | 3.00 | 4.00 | 5.00 | ||||
| 60X100 mm | 1.50 | 2.00 | 3.00 | 4.00 | 5.00 | ||||
| 80X60 mm | 2.00 | 3.00 | 4.00 | 5.00 | |||||
Square Section of Stainless Steel Pipe
| Size | Thickness Availability in mm | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 12X12 mm | 0.65 | 0.80 | 1.00 | 1.20 | 1.50 | ||||
| 15X15 mm | 0.65 | 0.80 | 1.00 | 1.20 | 1.50 | ||||
| 20X20 mm | 0.65 | 0.80 | 1.00 | 1.20 | 1.50 | 2.0 | |||
| 30X30 mm | 0.65 | 0.80 | 1.00 | 1.20 | 1.50 | 2.0 | 3.0 | ||
| 40X40 mm | 1.00 | 1.20 | 1.50 | 2.0 | 3.0 | 4.0 | |||
| 50X50 mm | 1.00 | 1.20 | 1.50 | 2.0 | 3.0 | 4.0 | 5.0 | ||
| 80X80 mm | 1.00 | 1.20 | 1.50 | 2.0 | 3.0 | 4.0 | 5.0 | ||
| 75X75 mm | 1.50 | 2.0 | 3.0 | 4.0 | 5.0 | ||||
Stainless Steel Pipe Series
| NPS | NPS | O.D. | Wall Thickness & Weight Chart | |||||
|---|---|---|---|---|---|---|---|---|
| In Inch | In mm | In mm | Sch 5S | Sch 10S | Sch 40S | |||
| 1/2″ | 15 | 21.34 | 0.065 | 1.65 | 0.083 | 2.11 | 0.109 | 2.77 |
| 3/4″ | 20 | 26.67 | 0.065 | 1.65 | 0.083 | 2.11 | 0.109 | 2.77 |
| 1″ | 25 | 33.4 | 0.065 | 1.65 | 0.109 | 2.77 | 0.133 | 3.38 |
| 11/4″ | 32 | 42.16 | 0.065 | 1.65 | 0.109 | 2.77 | 0.14 | 3.56 |
| 11/2″ | 40 | 48.26 | 0.065 | 1.65 | 0.109 | 2.77 | 0.145 | 3.56 |
| 2″ | 50 | 60.33 | 0.065 | 1.65 | 0.109 | 2.77 | 0.154 | 3.91 |
| 21/2″ | 65 | 73.03 | 0.083 | 2.11 | 0.12 | 3.05 | 0.203 | 5.49 |
| 3″ | 80 | 88.9 | 0.083 | 2.11 | 0.12 | 3.05 | ||
| 4″ | 100 | 114.3 | 0.083 | 2.11 | 0.12 | 3.05 | ||
Applications of Stainless Steel Pipes and Tubes
1. Textile Machinery
2. Chemicals
3. Fertipzers
4. Dairy and Food Processing
5. Power Plants
6. Construction
7. Modern Architecture
8. Pharmaceuticals
9. Sugar Industry
10. Oil and Gas Processing
11. Water Treatment Facipties
12. Pulp and Paper Industry
13. Shipbuilding
14. Refinery & Petrochemicals
15. Energy Industries
16. Surgical Equipment
FAQs
Is stainless steel good for pipes?
Stainless steel is excellent for pipes. It offers durability, easy maintenance, and simple installation. Its corrosion-resistant properties ensure longevity, making it a reliable material that can last for decades without needing replacement.
What are the disadvantages of stainless steel pipes?
Heavy Weight: Stainless steel pipes are heavier than other types, making transportation and installation more challenging.Difficulty Welding: Due to their heat resistance, stainless steel pipes are hard to weld. Improper welding can lead to leaks at the joints.
What are stainless steel tubes?
Stainless steel tubes are long, cylindrical products used to transport fluids and gas or for structural applications. Made from stainless steel, these tubes offer strong corrosion resistance and are suitable for high-temperature, corrosive, or high-contaminant environments.
What is the difference between stainless steel pipe and tube?
The primary difference is shape and purpose. Pipes are always round and designed for transporting fluids and gas. Tubes can be round, square, rectangular, or oval, and are used for structural applications, precision, or aesthetic purposes.
