What is a pipe spool, and how is it different from other types of piping components?
It is an assembly of pipe and its associated components. These spools are pre-fabricated in the workshop for future installation projects and then shipped to the main site for assembling purposes. Pipe spools are the basic components of the pipe. PTFE-lined pipe spools are less likely to get corrode because of their resistance to the environment.
The major difference between both is that the spools are fully fabricated smaller sections of the pipe that if joined together will constitute the whole pipe whereas the pipe components are an integral part of the whole networking of pipes.
What are some common materials used to manufacture Ductile iron spools?
Ductile iron is a kind of alloy that consists of iron and carbon material in the graphite form. Ductile iron spools have steel-like properties and also have many different physical properties than cast iron materials.
The graphite in ductile iron spool pieces is spherical and that’s why it is also called nodular graphite. Ductile iron pipe spools can withstand high bending and high-impact loads much better than conventional types of cast iron because of their unique microstructural qualities.
What are some common applications of Flanged pipe spools in various industries?
Some common applications of these pipe spools in various industries are:
Domestic usage: The flanged pipe spools are also used in domestic applications. In our home, the whole plumbing system generally consists of stainless steel pipes and spools. These pipe spools are used because they are durable and have resistance to corrosion.
Industrial usage: These Hdpe pipe spools are used in industries where only limited space is available. The very long pipelines that carry oil and gases have these kinds of spool segments in different shapes and sizes.
Pipe Spool specification
| ASME | Schedule | Sizes |
|---|---|---|
|
Sch 5 to Sch XXS |
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| Methods | Types | Material |
|
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Types of Pipe spool manufacturer in India
pipe spool
Spool piece piping
Stainless steel spool pipe
CS pipe spool welding
flanged spool piece
Industrial piping spool
Stainless steel pipe spools dimensions
| DN/NPS (Inch) | OD (mm) | 10S | 5S | 10 | 30 | 20 | STD | 160 | 40 | 40S | 60 | 80S | XS | 80 | 120 | 100 | 140 | XXS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/8 | 10.3 | 1.42 | – | – | – | – | 1.73 | – | 1.73 | 1.73 | – | 2.41 | 2.41 | 2.41 | – | – | – | – |
| 1/4 | 13.7 | 1.65 | – | – | – | – | 2.24 | – | 2.24 | 2.24 | – | 3.02 | 3.02 | 3.02 | – | – | – | – |
| 1 | 33.4 | 2.77 | 1.65 | – | – | – | 3.38 | 6.35 | 3.38 | 3.38 | – | 4.55 | 4.55 | 4.55 | – | – | – | 9.09 |
| 1 1/4 | 42.2 | 2.77 | 1.65 | – | – | – | 3.56 | 6.35 | 3.56 | 3.56 | – | 4.85 | 4.85 | 4.85 | – | – | – | 9.7 |
| 1 1/2 | 48.3 | 2.77 | 1.65 | – | – | – | 3.68 | 7.14 | 3.66 | 3.68 | – | 5.08 | 5.08 | 5.08 | – | – | – | 10.15 |
| 3/8 | 17.1 | 1.65 | – | – | – | – | 2.31 | – | 2.31 | 2.31 | – | 3.2 | 3.2 | 3.2 | – | – | – | – |
| 1/2 | 21.3 | 2.11 | 1.65 | – | – | – | 2.77 | 4.78 | 2.77 | 2.77 | – | 3.73 | 3.73 | 3.73 | – | – | – | 7.47 |
| 3/4 | 26.7 | 2.11 | 1.65 | – | – | – | 2.87 | 5.56 | 2.87 | 2.87 | – | 3.91 | 3.91 | 3.91 | – | – | – | 7.82 |
| 2 | 60.3 | 2.77 | 1.65 | – | – | – | 3.91 | 8.74 | 3.91 | 3.91 | – | 5.54 | 5.54 | 5.54 | – | – | – | 11.07 |
| 2 1/2 | 73 | 3.05 | 2.11 | – | – | – | 5.16 | 9.53 | 5.16 | 5.16 | – | 7.01 | 7.01 | 7.01 | – | – | – | 14.02 |
| 3 | 88.9 | 3.05 | 2.11 | – | – | – | 5.49 | 11.13 | 5.49 | 5.49 | – | 7.62 | 7.62 | 7.62 | – | – | – | 15.24 |
| 3 1/2 | 101.6 | 3.05 | 2.11 | – | – | – | 5.74 | – | 5.74 | 5.74 | – | 8.08 | 8.08 | 8.08 | – | – | – | – |
| 12 | 323.9 | 4.57 | 3.96 | – | 8.38 | 6.35 | 9.53 | 33.32 | 10.31 | 9.52 | 14.27 | 12.7 | 12.7 | 17.48 | 25.4 | 21.44 | 28.58 | 25.4 |
| 14 | 355.6 | 4.78 | 3.96 | 6.35 | 9.53 | 7.92 | 9.53 | 35.71 | 11.13 | – | 15.09 | 12.7 | 19.05 | 27.79 | 23.83 | 31.75 | – | |
| 16 | 406.4 | 4.78 | 4.19 | 6.35 | 9.53 | 7.92 | 9.53 | 12.7 | – | 16.66 | 12.7 | 21.44 | 30.96 | 26.19 | 36 |
How are Fabricated pipe spools designed, and what factors are considered in the design process?
Pipes: It is the main part of the fabricated pipe spools and the longest part of the pipe spool that carries the flow of fluid inside them.
Flanges: These are the connector of the two pipelines. The two prefabricated pipe spools are tightly connected by the bolt to ensure a tight connection between them.
Fittings: These are also considered junctions that dissipate the flow to other lines of a pipe.
The factors that we should consider in the designing process are:
The fittings must be made of leakproof material.
What techniques are used to fabricate pipe spools, and how are they tested and inspected to ensure their quality and performance?
Cutting: In this technique, the cutting of raw material is done.
Fitting: After cutting the materials are bent if necessary and the straight and bent sections are fitted together by a bolt.
Welding: The pipe spool Welding is done on junctions for stronger joints of the materials.
The testing and quality inspection of the assembled modules must be done to check if there are any discrepancies left and if it follows the quality standards or not.
The stress-relieving heat treatment- To remove any tension in the 4 ductile iron spool pieces.
Hydro testing quality inspection - To check for any leaks.
What are some common challenges that arise during Steel pipe spool fabrication and installation?
These steel pipe spools have very limited flexibility that’s why it is very difficult for them to install as they are very difficult to bend and shape into tight places.
Another major challenge is the high weight of stainless steel spool pipe which makes them very difficult to transport from one place to another and install.
The stainless steel pipe spools are highly prone to corrosion that’s why they can not be used in highly corrosive environments and also that makes the unit leak.