A steel pipe is a type of pipe made primarily from steel, a strong and durable metal alloy composed primarily of iron and carbon. Steel pipes come in various shapes, sizes, and thicknesses, depending on their intended use and the specifications of the project.
What is a Pipe?
A steel pipe is a type of pipe made primarily from steel, a versatile and durable metal alloy composed mainly of iron and carbon. Steel pipes are commonly used in various industries and applications due to their strength, durability, and resistance to corrosion.
Steel pipes come in a variety of sizes, shapes, and thicknesses to suit different purposes. They can be manufactured through various processes, including seamless or welded methods. Seamless steel pipes are produced by piercing a solid steel billet to form a hollow tube without any seams, while welded steel pipes are made by welding together steel plates or coils to form a tube.
Steel pipes find extensive use in infrastructure projects such as water supply systems, oil and gas pipelines, plumbing, construction, and structural support. They are also used in industrial applications for conveying fluids, gases, or solids, and in the transportation of goods via pipelines.
Steel pipes offer several advantages, including high strength-to-weight ratio, compatibility with various joining methods, and recyclability, making them a popular choice in many industrial and commercial settings.
How is Pipe Used?
Pipes are used in various contexts and industries for different purposes. Here’s how they are commonly used:
Transporting Fluids: Pipes are extensively used for transporting fluids such as water, oil, gas, chemicals, and sewage. They serve as conduits to carry these substances from one location to another. For example, in oil and gas industries, pipelines are used to transport crude oil and natural gas from extraction sites to refineries and distribution centers.
Distributing Utilities: Pipes are used in infrastructure for distributing utilities like water, gas, and electricity to residential, commercial, and industrial areas. Water distribution networks use pipes to deliver clean water to homes and businesses, while gas pipelines distribute natural gas for heating and cooking.
Drainage and Sewage Systems: Pipes form the backbone of drainage and sewage systems, carrying wastewater away from homes, businesses, and industrial facilities to treatment plants or disposal sites. They help prevent flooding and maintain public health by efficiently managing wastewater.
Industrial Processes: In industrial settings, pipes are used for various purposes such as conveying raw materials, transferring liquids between different stages of production, and circulating coolant in machinery. Industries like manufacturing, chemical processing, and power generation rely on pipes to support their operations.
Heating and Cooling Systems: Pipes are essential components of heating, ventilation, and air conditioning (HVAC) systems. They transport hot or cold water, steam, or refrigerant to regulate temperature and humidity levels in buildings, ensuring occupant comfort and energy efficiency.
Structural Support: Pipes are used structurally in construction for supporting loads, such as in scaffolding, structural columns, and underground foundations. They provide stability and strength to buildings, bridges, and other infrastructure projects.
Instrumentation and Control Systems: Pipes are used to carry fluids in instrumentation and control systems, where precise measurement and regulation of flow rates are required. They facilitate the operation of equipment such as pumps, valves, and sensors in industrial processes.
Types of Pipes
| According To The Section Shape | According to cross-sectional shape. | Square tubesteel pipes types/Rectangular tube/Oval tube/Flat oval tube/Semi-circular tube/Hexagonal tube/Hexagonal inner tube/Hexagonal tube with unequal sides/Equilateral triangle tube/Pentagonal plum blossom tube/Octagonal tube/Convex tube/Double convex tubesteel pipes types/Double concave tube/Multi-concave tube/Seed-shaped tube/Flat tube/Rhombus tube/Star tube/Parallelogram tube/Ribbed pipe/Drop tube/Inner finned tube/Twisted pipe/Type B tube/D-type tube and multilayer tube, etc. |
| According to the shape of the longitudinal section. | Outer tapered tube Inner tapered tube Outer stepped tube, inner stepped tube Periodic section tube Bellows Spiral tube Steel pipe with heat sink Barrels with double lines, etc. | |
| According To Production Method | Types Of Seamless Steel Pipes | Hot-rolled seamless pipe Cold drawn tube Precision steel pipe Thermal expansion tube Cold spinning tube Extrusion tube etc. |
| Types Of Welded Steel Pipes | Furnace welded pipe Electric welding (resistance welding) pipe Automatic arc welded pipe Longitudinal welded pipe Two types of spiral welded pipe Round welded pipe Special-shaped (square, flat, etc.) welded pipes | |
| According To Pipe Material | carbon pipes, alloy pipes, stainless steel pipes, etc | |
| According To Connection Method | smooth pipes (with no threads on the pipe ends) and threaded pipes (with threads on the pipe ends) | |
| According To The Characteristics Of Plating | Coated pipes include galvanized pipes, aluminum-plated pipes, chrome-plated pipes, aluminized pipes, and other alloy-layer steel pipes. And coated pipes include outer-coated pipes, inner-coated pipes, and inner-outer coated pipes. The commonly used coatings are plastic, epoxy resin, coal tar epoxy resin, and various glass-type anticorrosive coating materials. Galvanized pipe is divided into KBG pipe, JDG pipe, threaded pipe, and so on. | |
Steel Types Used in Pipes
Steel pipes can be manufactured using various types of steel, each chosen based on the specific requirements of the application. Some common types of steel used in pipe manufacturing include:
| Nickel Alloy | ASTM B474 | UNS N02200/Ni 200, UNS N02201 /Ni201, UNS N04400/ Monel 400, UNS N06002/Hastelloy X, UNS N06022/ Hastelloy C22, UNS N08825/ Incoloy 825, UNS N10276/ Hastelloy C276, UNS N10665 /Hastelloy B2, UNS N10675/Hastelloy B3,UNS N06600/Inconel 600, UNS N06601/ Inconel 601, UNS N06625 /Inconel 625, UNS N08020 /Alloy 20 |
| ASTM B161 | UNS N02200/Ni 200, UNS N02201 /Ni 201 | |
| ASTM B163 | UNS N02200/Ni 200, UNS N02201 /Ni201, UNS N04400/ Monel 400, UNS N08800/Incoloy 800, UNS N08810/Incoloy 800H, UNS N08811/Incoloy 800HT, UNS N08825/ Incoloy 825 | |
| ASTM B165 | UNS N04400/ Monel 400 | |
| ASTM B407 | UNS N08800 /Incoloy 800, UNS N08810 /Incoloy 800H, UNS N08811 /Incoloy 800HT | |
| ASTM B729 | UNS N08020 /Alloy 20 | |
| ASTM B444 | UNS N06625 /Inconel 625 | |
| ASTM B423 | UNS N08825/ Incoloy 825 | |
| ASTM B464 | UNS N08020 /Alloy 20 | |
| ASTM B622 | UNS N10665/Hastelloy B2, UNS N10675/Hastelloy B3,UNS N06200/C2000, UNS N10276 /C276, UNS N06002/ Hastelloy-X, UNS N08031/Alloy 31 | |
| Duplex Steel | ASTM A789 | S31803,S32205,S32750, S32760 |
| ASTM A790 | S31803,S32205,S32750, S32760 | |
| Stainless Steel | ASTM A312 | TP304,TP304L,TP316,TP316L,316Ti, TP317, TP317L, TP321, TP310S, TP347, S31254, N08367,N08926,N08904 |
| ASTM A213 | TP304,TP304L,TP316,TP316L,316Ti TP317,TP317L,TP321, TP310S,TP347,S31254, N08367, N08926,N08904 | |
| ASTM A269 | TP304,TP304L,TP316,TP316L,TP317,TP317L,TP321,TP347, S31254,N08367, N08926 | |
| ASTM B676 | N08367 | |
| ASTM B677 | UNS N08925, UNS N08926 | |
| Alloy Steel | ASTM A333 | Grade 3, Grade 6, Grade 8,Grade 9 |
| ASTM A335 | P5,P9,P11,P12,P22,P91,P92 | |
| Carbon Steel | ASTM A106 /A53 | GR.B |
| API 5L | GR.B, X42, X46, X52, X56, X60, X65, X70 PSL1 & PSL2 |
Pipe Manufacturing
The Manufacturing Processes Of Seamless Steel Pipes
Seamless steel pipes are manufactured through a specialized process that involves several steps to produce pipes without seams or welds along the length of the pipe. Here’s an overview of the typical manufacturing process for seamless steel pipes:
Billet Production: The process begins with the production of steel billets, which are solid, round or square steel bars. Billets are usually produced through continuous casting or by hot rolling ingots.
Heating: The billets are heated in a furnace to the required temperature for hot working. Heating is crucial to soften the steel and make it more malleable for the subsequent forming processes.
Piercing: The heated billet is then pierced to create a hollow shell known as a “bloom” or “billet shell.” Piercing is typically done using a piercing mill or a rotary piercing process, where a mandrel inside the billet helps to form the inner diameter of the pipe.
Rolling: The pierced billet is then rolled to reduce its diameter and wall thickness to the desired dimensions. This is achieved through a series of rolling mills, including a mandrel mill and stretch-reducing mill, which gradually elongate and shape the billet into a seamless pipe.
Sizing: After rolling, the seamless pipe undergoes sizing to achieve its final dimensions and surface finish. Sizing can be done through a process called “stretching” or by passing the pipe through a sizing mill to ensure accuracy and consistency.
Cooling: The finished seamless pipe is cooled either by air or water to stabilize its microstructure and mechanical properties.
Cutting and Inspection: The seamless pipe is cut into specific lengths according to customer requirements. Each pipe is then inspected for defects, dimensional accuracy, and mechanical properties to ensure quality and compliance with industry standards.
Finishing: Finally, the seamless pipes may undergo additional finishing processes such as straightening, end threading, surface treatment (e.g., pickling or coating), and testing (e.g., hydrostatic testing, non-destructive testing) before being packaged and shipped to customers.
The Manufacturing Processes Of Welded Steel Pipes
Welded steel pipes are manufactured through a process that involves joining steel strips or plates together to form a cylindrical shape, followed by welding the seams to create a continuous pipe. Here’s an overview of the typical manufacturing process for welded steel pipes:
Steel Strip or Plate Production: The process begins with the production of steel strips or plates, which are flat, thin sheets of steel. These strips or plates are usually produced through hot rolling or cold rolling processes.
Forming: The steel strips or plates are formed into a cylindrical shape using various methods, such as longitudinal bending, spiral forming, or helical forming. In longitudinal bending, the edges of the steel strip are bent to form a cylindrical shape, while in spiral and helical forming, the strip is wound around a mandrel to create a spiral or helical seam.
Welding: Once the steel strip or plate is formed into a cylindrical shape, the edges are joined together using welding techniques. The most common welding methods used in the manufacturing of welded steel pipes are:
Electric Resistance Welding (ERW): In this method, a high-frequency electrical current is passed through the edges of the steel strip, heating them to the point where they fuse together. Pressure may also be applied to the edges to facilitate the welding process. ERW welding produces strong, high-quality welds and is suitable for both thin and thick-walled pipes.
Submerged Arc Welding (SAW): In SAW, an arc is formed between a continuously fed wire electrode and the workpiece, while a layer of granular flux covers the weld area to protect it from atmospheric contamination. SAW is commonly used for welding thicker steel plates and pipes, producing high-quality, uniform welds.
High-Frequency Induction Welding (HFIW): HFIW uses high-frequency induction heating to heat the edges of the steel strip, followed by pressure welding to create the seam. This method is similar to ERW but offers better control over the welding process and is often used for precision welding of thin-walled pipes.
Sizing and Straightening: After welding, the welded pipe undergoes sizing to achieve its final dimensions and wall thickness. This may involve passing the pipe through a series of rollers or sizing mills to ensure accuracy and consistency. The pipe is also straightened to remove any residual deformation caused by the welding process.
Cutting and Inspection: The welded pipe is cut into specific lengths according to customer requirements. Each pipe is then inspected for defects, dimensional accuracy, and weld quality using various non-destructive testing methods such as ultrasonic testing, radiographic testing, and visual inspection.
Finishing: Finally, the welded pipes may undergo additional finishing processes such as surface treatment (e.g., pickling or coating), threading, and testing (e.g., hydrostatic testing, mechanical testing) before being packaged and shipped to customers.
This manufacturing process produces welded steel pipes with consistent dimensions, mechanical properties, and weld quality, making them suitable for a wide range of applications, including pipelines, structural components, and mechanical tubing.
Standards
Steel pipes are manufactured to various standards to ensure quality, compatibility, and safety across different applications and industries. Some of the key standards for steel pipes include:
American Society for Testing and Materials (ASTM): ASTM develops and publishes standards for various materials, including steel pipes. ASTM standards cover a wide range of specifications for steel pipes, such as ASTM A53 for welded and seamless carbon steel pipes, ASTM A106 for seamless carbon steel pipes for high-temperature service, and ASTM A333 for seamless and welded steel pipes for low-temperature service.
American Petroleum Institute (API): API develops standards specifically for the oil and gas industry. API standards for steel pipes include API 5L for line pipe used in transportation of oil and natural gas, API 5CT for casing and tubing used in oil and gas wells, and API 5D for drill pipe used in drilling operations.
International Organization for Standardization (ISO): ISO develops international standards for various industries, including steel pipes. ISO standards cover specifications for steel pipes used in different applications, such as ISO 3183 for line pipe used in oil and gas transportation and ISO 11960 for casing and tubing used in oil and gas wells.
European Committee for Standardization (CEN): CEN develops standards for steel pipes used in Europe and other regions. EN standards cover specifications for steel pipes used in various applications, such as EN 10210 for hot-finished structural hollow sections and EN 10219 for cold-formed welded structural hollow sections.
Japanese Industrial Standards (JIS): JIS develops standards for steel pipes used in Japan and other countries. JIS standards cover specifications for steel pipes used in different industries, such as JIS G3454 for carbon steel pipes for pressure service and JIS G3455 for carbon steel pipes for high-pressure service.
Deutsches Institut für Normung (DIN): DIN develops standards for steel pipes used in Germany and other countries. DIN standards cover specifications for steel pipes used in various applications, such as DIN 1629 for seamless circular tubes of non-alloy steel with special quality requirements and DIN 2448 for seamless steel pipes for general purposes.
Pipe Schedules
Pipe schedules are a standard system used to specify the wall thickness of steel pipes, particularly in the context of piping systems for various applications such as oil and gas, water distribution, and industrial processes. Pipe schedules are defined by the American National Standards Institute (ANSI) and the American Society of Mechanical Engineers (ASME) in their respective standards, particularly ASME B36.10 and ASME B36.19.
| Pipe Schedules | |||||||||||||||||||
| Legend WT/ KG/m | PER ASME B36.10M+ ASME B36.19 | ||||||||||||||||||
| INCHES | NOMINAL PIPE SIZE MM | OD MM | 5S | 10S | 10 | 20 | 30 | STD | 40S | 40 | 60 | XS | 80S | 80 | 100 | 120 | 140 | 160 | XXS |
| 1/8 | 6 | 10.3 | 1.24 0.28 | 1.73 0.37 | 1.73 0.36 | 1.73 0.37 | 94 0.47 | 2.41 0.48 | 2.41 0.47 | ||||||||||
| 1/4 | 8 | 13.7 | 1.65 0.51 | 2.24 0.63 | 2.24 0.64 | 2.24 0.63 | 3.02 0.80 | 3.02 0.82 | 3.02 0.80 | ||||||||||
| 3/8 | 10 | 17.1 | 1.65 0.64 | 2.31 0.84 | 2.31 0.84 | 2.31 0.84 | 3.20 1.10 | 3.20 1.12 | 3.20 1.10 | ||||||||||
| 1/2 | 15 | 21.3 | 1.65 0.82 | 2.11 1.01 | 2.77 1.27 | 2.77 1.30 | 2.77 1.27 | 3.73 1.62 | 3.73 1.65 | 3.73 1.62 | 4.78 1.95 | 7.47 2.55 | |||||||
| 3/4 | 20 | 26.7 | 1.65 1.04 | 2.11 1.31 | 2.87 1.69 | 2.87 1.71 | 2.87 1.69 | 3.91 2.20 | 3.91 2.24 | 3.91 2.20 | 5.56 2.90 | 7.82 3.64 | |||||||
| 1 | 25 | 33.4 | 1.65 1.33 | 2.77 2.13 | 3.38 2.50 | 3.38 2.55 | 3.38 2.50 | 4.55 3.24 | 4.55 3.29 | 4.55 3.24 | 6.35 4.24 | 9.09 5.45 | |||||||
| 11/4 | 32 | 42.2 | 1.65 1.68 | 2.77 2.76 | 3.56 3.39 | 3.56 3.46 | 3.56 3.39 | 4.85 4.47 | 4.85 4.56 | 4.85 4.47 | 6.35 5.61 | 9.70 7.77 | |||||||
| 11/2 | 40 | 48.3 | 1.65 1.95 | 2.77 3.17 | 3.68 4.05 | 3.68 4.13 | 3.68 4.05 | 5.08 5.41 | 5.08 5.51 | 5.08 5.41 | 7.14 7.25 | 10.15 9.56 | |||||||
| 2 | 50 | 60.3 | 1.65 2.44 | 2.77 4.01 | 3.91 5.44 | 3.91 5.54 | 3.91 5.44 | 5.54 7.48 | 5.54 7.63 | 5.54 7.48 | 8.74 11.11 | 11.07 13.44 | |||||||
| 21/2 | 65 | 73.0 | 2.11 3.77 | 3.05 5.36 | 5.16 8.63 | 5.16 8.81 | 5.16 8.63 | 7.01 11.41 | 7.01 11.64 | 7.01 11.41 | 9.53 14.92 | 14.02 20.39 | |||||||
| 3 | 80 | 88.9 | 2.11 4.60 | 3.05 6.59 | 5.49 11.29 | 5.49 11.52 | 5.49 11.29 | 7.62 15.27 | 7.62 15.59 | 7.62 15.27 | 11.13 21.35 | 15.24 27.68 | |||||||
| 31/2 | 90 | 101.6 | 2.11 5.29 | 3.05 7.55 | 5.74 13.57 | 5.74 13.84 | 5.74 13.57 | 8.08 18.63 | 8.08 19.01 | 8.08 18.63 | |||||||||
| 4 | 100 | 114.3 | 2.11 5.96 | 3.05 8.52 | 6.02 16.07 | 6.02 16.40 | 6.02 16.07 | 8.56 22.32 | 8.56 22.77 | 8.56 22.32 | 11.13 28.32 | 13.49 33.54 | 17.12 41.03 | ||||||
| 5 | 125 | 141.3 | 2.77 9.67 | 3.40 11.82 | 6.55 21.77 | 6.55 22.20 | 6.55 21.77 | 9.53 30.97 | 9.53 31.59 | 9.53 30.97 | 12.70 40.28 | 15.88 49.11 | 19.05 57.43 | ||||||
| 6 | 150 | 168.3 | 2.77 11.55 | 3.40 14.13 | 7.11 28.26 | 7.11 28.83 | 7.11 28.26 | 10.97 42.56 | 10.97 43.42 | 10.97 42.56 | 14.27 54.20 | 18.26 67.56 | 21.95 79.22 | ||||||
| 8 | 200 | 219.1 | 2.77 15.09 | 3.76 20.37 | 6.35 33.31 | 7.04 36.81 | 8.18 42.55 | 8.18 43.39 | 8.18 42.55 | 10.31 53.08 | 12.70 64.64 | 12.70 65.95 | 12.70 64.64 | 15.09 75.92 | 18.26 90.44 | 20.62 100.92 | 23.01 111.27 | 22.23 107.92 | |
| 10 | 250 | 273.1 | 3.40 23.08 | 4.19 28.34 | 6.35 41.77 | 7.80 51.03 | 9.27 60.31 | 9.27 61.52 | 9.27 60.31 | 12.70 81.55 | 12.70 81.55 | 12.70 83.19 | 15.09 96.01 | 18.26 114.75 | 21.44 133.06 | 25.40 155.15 | 28.58 172.33 | 25.40 155.15 | |
| 12 | 300 | 323.9 | 3.96 31.89 | 4.57 36.73 | 6.35 49.73 | 8.38 65.20 | 9.53 73.88 | 9.52 75.32 | 10.31 79.73 | 14.27 108.96 | 12.70 97.46 | 12.70 99.43 | 17.48 132.08 | 21.44 159.91 | 25.40 186.97 | 28.58 208.14 | 33.32 238.76 | 25.40 186.97 | |
| 14 | 350 | 355.6 | 3.96 35.06 | 4.78 42.14 | 6.35 54.69 | 7.92 67.90 | 9.53 81.33 | 9.53 81.33 | 11.13 94.55 | 15.09 126.71 | 12.70 107.39 | 19.05 158.10 | 23.83 194.96 | 27.79 224.65 | 31.75 253.56 | 35.71 281.70 | |||
| 16 | 400 | 406.4 | 4.19 42.41 | 4.78 48.26 | 6.35 62.64 | 7.92 77.83 | 9.53 93.27 | 9.53 93.27 | 12.70 123.30 | 16.66 160.12 | 12.70 123.30 | 21.44 203.53 | 26.19 245.56 | 30.96 286.84 | 36.53 333.19 | 40.49 365.35 | |||
| 18 | 450 | 457.2 | 4.19 47.77 | 4.78 54.36 | 6.35 70.57 | 7.92 87.71 | 11.13 122.38 | 9.53 105.16 | 14.27 155.80 | 19.05 205.74 | 12.70 139.15 | 23.88 254.55 | 29.36 309.62 | 34.93 363.56 | 39.67 408.26 | 45.24 459.37 | |||
| 20 | 500 | 508.0 | 4.78 60.46 | 5.54 70.00 | 6.35 78.55 | 9.53 117.15 | 12.70 155.12 | 9.53 117.15 | 15.09 183.42 | 20.62 247.83 | 12.70 155.12 | 26.19 311.17 | 32.54 381.53 | 38.10 441.49 | 44.45 508.11 | 50.01 564.81 | |||
| 22 | 550 | 558.8 | 4.78 66.57 | 5.54 77.06 | 6.35 86.54 | 9.53 129.13 | 12.70 171.09 | 9.53 129.13 | 22.23 294.25 | 12.70 171.09 | 28.58 373.83 | 34.93 451.42 | 41.28 527.02 | 47.63 600.63 | 53.98 672.26 | ||||
| 24 | 600 | 609.6 | 5.54 84.16 | 6.35 96.37 | 6.35 94.53 | 9.53 141.12 | 14.27 209.64 | 9.53 141.12 | 17.48 255.41 | 24.61 355.26 | 12.70 187.06 | 30.96 442.08 | 38.89 547.71 | 46.02 640.03 | 52.27 720.15 | 59.54 808.22 | |||
| 26 | 650 | 660.04 | 7.92 127.36 | 12.70 202.72 | 9.53 152.87 | 12.70 202.72 | Wal Thicfness =mn Weight =kg/m(plain end mass) 5S,10S,40S,80S-ANSI B36.19 | ||||||||||||
| 28 | 700 | 711.2 | 7.92 137.32 | 12.70 218.69 | 15.88 271.21 | 9.53 164.85 | 12.70 218.69 | ||||||||||||
| 30 | 750 | 762.0 | 6.35 120.72 | 7.92 150.36 | 7.92 147.28 | 12.70 234.67 | 15.88 292.18 | 9.53 176.84 | 12.70 234.67 | Formula to aftain approximate mass in kilograms per metre (kg/m)for Steel Round Pipe and Tubing M=(D-t)tx0.02466 EXAMPLE: Nominal Size DN300 NPS12 OD=323.9mm WT.=9.53mm Step 1.323.9-9.53=314.32 | |||||||||
| 32 | 800 | 812.8 | 7.92 157.24 | 12.70 250.64 | 15.88 31215 | 9.53 188.82 | 17.48 34291 | 12.70 250.64 | |||||||||||
| 34 | 850 | 863.6 | 7.92 167.20 | 12.70 266.61 | 15.88 33212 | 9.53 200.31 | 17.48 364.90 | 12.70 266.61 | |||||||||||
| 36 | 900 | 914.4 | 7.92 176.96 | 12.70 282.27 | 15.88 351.70 | 9.53 212.56 | 19.05 420.42 | 12.70 282.27 | |||||||||||
| 38 | 950 | 965.2 | 9.53 224.54 | 12.70 298.24 | |||||||||||||||
| 40 | 1000 | 1016.0 | 9.53 236.63 | 12.70 314.22 | |||||||||||||||
| 42 | 1050 | 1066.8 | 9.53 248.52 | 12.70 330.19 | |||||||||||||||
| 44 | 1100 | 1117.6 | 9.53 260.50 | 12.70 346.16 | |||||||||||||||
| 46 | 1150 | 1168.4 | 9.53 272.25 | 12.70 351.82 | |||||||||||||||
| 48 | 1200 | 1219.2 | 9.53 284.24 | 12.70 377.79 | |||||||||||||||
| Sino Special Metal – Your Trusted Partner For All Your Special Steel Product Needs. Import & Supply Pipes, Fittings, Flanges, Bolts, Round Bars, Steel Plates, Welding Wires, Steel Prefabrication Materials in Stainless Steel, Carbon Steel, Nickel Alloy, Copper Nickel, Titanium Alloy etc. | Sino Special Metal Co., Ltd. Tel : 86-19527792928 Email : [email protected] Website : www.ssmsteel.com | ||||||||||||||||||
Conclusion
Steel pipes offer several advantages, including high strength, durability, resistance to corrosion, and ease of fabrication. They can be welded, bent, and threaded to meet specific project requirements. Additionally, they are relatively cost-effective compared to other materials such as copper or plastic.
FAQs
Steel pipes are sized based on their nominal diameter and wall thickness. The nominal diameter (or nominal bore) is the approximate internal diameter of the pipe, while the wall thickness determines the strength and pressure rating of the pipe.
Steel pipes can be protected against corrosion through various methods, including galvanization, coating with corrosion-resistant materials (such as epoxy or polyethylene), and cathodic protection.
Yes, steel pipes are highly recyclable. After their service life, steel pipes can be collected, melted down, and reused to produce new steel products, making them a sustainable choice for infrastructure and construction projects.
Steel pipes can be classified into various types based on their manufacturing process, dimensions, and application. Common types include seamless steel pipes, welded steel pipes, galvanized steel pipes, and stainless steel pipes.
Steel pipes offer several advantages, including high strength, durability, resistance to corrosion, ability to withstand high pressure and temperature, and recyclability. They are also cost-effective and have a long service life.
The main difference between seamless and welded steel pipes lies in their manufacturing process. Seamless pipes are formed without any welding seam, resulting in a smooth and uniform surface, while welded pipes have a welded seam along their length.
Steel Pipes SSM can provide
Discover excellence in pipe and tube solutions with our extensive product range adhering to ASME B36.10 and ASME B36.19 standards. Our offerings include Seamless Pipe & Tube as well as SAW/ERW/EFW Pipe & Tube, ensuring versatility to meet diverse industry demands.
Choose from a variety of high-quality materials to suit your specific requirements, including Nickel Alloy, Duplex Steel, Stainless Steel, Alloy Steel, and Carbon Steel. Our commitment to precision manufacturing and adherence to industry standards make our products the preferred choice for various applications.
Experience reliability and durability in every product as we deliver seamless solutions tailored to your needs. Partner with us for top-notch pipe and tube solutions that meet the highest industry standards. Contact us today to explore how we can support your projects with quality, precision, and expertise.
Types of SSM' s Pipes
| Type | Seamless Pipe & Tube SAW/ ERW/ EFW Pipe & Tube | ||
| End | BE (Beveled End) PE (Plain End) | ||
| Size | OD | 1/2″ – 48″ | |
| Thickness | SCH5 – SCHXXS | ||
| Length | As Per Client’s Requirement | ||
| Manufacturing Technique | Hot rolling / Hot work / Cold rolling / Cold-drawn | ||
| Producing Standard | ASME B36.10 ASME B36.19 | ||
