Stainless Steel Rectangular Tube Supplier
Sizes: 1/2″ x 1″ – 8″ x 12″
Wall Thicknesses: .035″ – .500″
Alloys: Aluminum – Carbon – Stainless
Standard: ASTM A554, JIS G3446, DIN17457, GB/T 12770, JG/T3030, YB\T 5363
Main Grade: 303，304F、303CU、316F、2205、2507, etc.
Finish: Black, NO.1, mill finish, cold draw
Product Description of Stainless Steel Rectangular Tube
Stainless Steel Rectangular Tube is a versatile and durable construction material made of high quality stainless steel material. Our rectangular tubes offer excellent corrosion resistance, high temperature strength and oxidation resistance for a variety of challenging environments and applications.
By selecting high quality stainless steel materials, we ensure the durability and reliability of our products. Stainless steel rectangular tubes offer superior corrosion resistance to corrosive substances such as acids, alkalis and salts, resulting in longer service life and lower maintenance costs.
One of the advantages of stainless steel rectangular tubes is their outstanding strength and stability. They are able to withstand high pressures and heavy loads and maintain structural stability, providing reliable support for a wide range of engineering and construction projects.
As professional stainless steel tube suppliers, we offer comprehensive solutions and excellent services. We have established close working relationships with our customers around the world to ensure timely delivery and meet their special requirements.
Specification of Stainless Steel Rectangular Tube
Chemical Components of Stainless Steel Rectangular Tube
|201||C %||Si%||Mn %||P %||S %||Ni %||Cr %||N %||Mo %|
|202||C %||Si%||Mn %||P %||S %||Ni %||Cr %||N %||Mo %|
|304||C %||Si%||Mn %||P %||S %||Ni %||Cr %||N %||Mo %|
|ASTM||0.08||0.75||2||0.045||0.03||8.0 – 10.5||18.0-20.0||0.1||–|
|DIN/EN||0,07||1,00||2,00||0,045||0,015||8,0 – 10,5||17,5-19,5||0,10||–|
|JIS||0.08||1||2||0.045||0.03||8.0 – 10.5||18.0-20.0||–||–|
|GB||0.08||1||2||0.045||0.03||8.0 – 10.0||18.0-20. 0||–||–|
|316L||C %||Si%||Mn %||P %||S %||Ni %||Cr %||N %||Mo %|
|409||C %||Si%||Mn %||P %||S %||Ni %||Cr %||N %||Ti %|
|ASTM||0.08||1||1||0.045||0.03||0.5||10.5-11.7||–||6*C% – 0.75|
|JIS||0.08||1||1||0.04||0.03||–||10.5-11.7||–||6*C% – 0.75|
|GB||0.08||1||1||0.045||0.03||0.6||10.5-11.7||–||6*C% – 0.75|
|409L||C %||Si%||Mn %||P %||S %||Ni %||Cr %||N %||Ti %|
|JIS||0.03||1||1||0.04||0.03||–||10.5-11.7||–||6*C% – 0.75|
|410S||C %||Si%||Mn %||P %||S %||Ni %||Cr %||N %||Mo %|
Mechanical Components of Stainless Steel Rectangular Tube
|201||Y.S./Mpa ≥||T.S./Mpa ≥||E.L./% ≥||HB ≤||HRB ≤||HBW ≤||HV ≤|
|202||Y.S./Mpa ≥||T.S./Mpa ≥||E.L./% ≥||HB ≤||HRB ≤||HBW ≤||HV ≤|
|304||Y.S./Mpa ≥||T.S./Mpa ≥||E.L./% ≥||HB ≤||HRB ≤||HBW ≤||HV ≤|
|316L||Y.S./Mpa ≥||T.S./Mpa ≥||E.L./% ≥||HB ≤||HRB ≤||HBW ≤||HV ≤|
|409||Y.S./Mpa ≥||T.S./Mpa ≥||E.L./% ≥||HB ≤||HRB ≤||HBW ≤||HV ≤|
|409L||Y.S./Mpa ≥||T.S./Mpa ≥||E.L./% ≥||HB ≤||HRB ≤||HBW ≤||HV ≤|
|410S||Y.S./Mpa ≥||T.S./Mpa ≥||E.L./% ≥||HB ≤||HRB ≤||HBW ≤||HV ≤|
Features of Stainless Steel Rectangular Tube
Stainless steel rectangular tube is famous for its excellent corrosion resistance, which is one of the important reasons why it is widely used in various industries. It has the following key features: First, stainless steel rectangular tubes contain a high percentage of chromium, which forms a dense chromium oxide layer that effectively resists oxidation and corrosion. Secondly, stainless steel rectangular tubes are resistant to a wide range of chemicals and corrosive media, including acids, alkalis, brines, etc. In addition, its surface passivation effect further enhances the corrosion resistance. In addition, stainless steel rectangular tubes have good resistance to chloride corrosion and are suitable for seawater and chlorine-containing industrial environments. For sulfate and alkaline environments, stainless steel rectangular tubes also show excellent corrosion resistance. As professional stainless steel tube suppliers, we offer high quality stainless steel rectangular tube to meet various needs and ensure our customers get excellent performance in corrosion resistance.
Stainless steel rectangular tubes are highly regarded for their high strength. Made of high quality stainless steel materials, such as AISI 304, AISI 316, etc., stainless steel rectangular tubes possess excellent mechanical properties. Its superior tensile strength allows it to withstand large tensile forces without easily deforming or fracturing. This allows stainless steel rectangular tubes to exhibit reliability and stability in structural applications. Whether used in construction, industrial equipment or other fields, the high strength of stainless steel rectangular tubes provides a solid foundation for their use in a variety of demanding conditions.
Stainless steel rectangular tubes are popular for their light weight and ease of processing. Compared to other materials, stainless steel rectangular tubes are lighter in weight, making them easier to handle, install and operate. At the same time, its good machinability makes it easy to cut, drill, punch and weld, and can adapt to the needs of a variety of specific sizes and shapes. This ease of processing gives the stainless steel rectangular tube a high degree of customizability, and can be customized to meet the needs of a variety of individual projects. In addition, stainless steel rectangular tubes have excellent welding properties, enabling reliable welded connections to other stainless steel components or materials, facilitating complex structures or assembly systems. Whether in construction, fabrication, decoration or other fields, the lightness and easy processing of stainless steel rectangular tubes provide convenience and reliability for the smooth running of projects.
Stainless steel rectangular tubes have excellent adaptability to high and low temperatures, allowing them to perform well in a variety of temperature environments. Whether in high or low temperature conditions, stainless steel rectangular tubes exhibit the following characteristics:
Stainless steel rectangular tubes exhibit excellent heat resistance in high temperature environments. Its high quality stainless steel material can withstand thermal stress, creep and oxidation under high temperature conditions. This makes stainless steel rectangular tubes suitable for applications such as high temperature processes, furnaces, boilers and heat exchangers. The high-temperature adaptability of stainless steel rectangular tubes enables them to provide reliable performance and long life at extreme temperatures.
On the other hand, stainless steel rectangular tubing also exhibits excellent low-temperature adaptability. It is able to maintain its mechanical properties, corrosion resistance and toughness in low temperature environments without becoming brittle. This makes stainless steel rectangular tubes suitable for cryogenic equipment, refrigeration facilities, liquefied natural gas (LNG) storage and transportation, etc. The low-temperature adaptability of stainless steel rectangular tubes ensures reliability and safety in extremely cold environments.
First, stainless steel is a recyclable material with the potential to be recycled. The use of stainless steel rectangular tubes reduces the consumption of resources and reduces the impact on the natural environment. By recycling and reusing stainless steel materials, energy can be saved and waste generation can be reduced, achieving sustainable use of resources.
Second, stainless steel rectangular tubes have excellent durability and long life. The corrosion and oxidation resistance of stainless steel allows rectangular tubes to maintain their performance and appearance under harsh environmental conditions. This means that stainless steel rectangular pipes have a long service life, reducing the frequency of need for replacement or repair, and thus reducing resource consumption and waste generation.
In addition, stainless steel rectangular tubes are less costly to maintain. Due to its corrosion resistance and durability, stainless steel rectangular tubes do not require frequent maintenance and repair. This reduces the energy consumption and environmental impact of the maintenance process.
Finally, stainless steel is a non-toxic and non-hazardous material that does not release harmful substances. During use and disposal, stainless steel rectangular tubes do not negatively affect the environment and human health, meeting the requirements of environmental protection and sustainable development.
Application of Stainless Steel Rectangular Tube
Stainless steel rectangular tube has several applications in architecture. First, it plays an important role in interior and exterior decoration. The modern appearance and smooth surface of stainless steel rectangular tube make it ideal for use in architectural decoration. Whether as a component of railings, handrails, stairs, or for window and door frames and columns, stainless steel rectangular tubes can add a stylish and sophisticated touch to buildings. Secondly, stainless steel rectangular tube has excellent strength and durability in building structures. It can be used for structural elements such as beams, columns and frames to provide stable support for buildings. Stainless steel rectangular tubing is also used in construction for piping systems and heating, ventilation and air conditioning (HVAC) systems. Its corrosion resistance and sanitary properties make it a reliable choice for transporting water, gases and other fluids. Stainless steel rectangular tubes can also be used to make sinks, pumps and piping connections, etc. Stainless steel rectangular tube supplier are committed to providing high quality products that meet the requirements of the construction and architectural decoration industries in terms of material performance and appearance.
oil and gas sector
Stainless steel rectangular tubing has a wide range of applications in the oil and gas sector as a key piping and equipment component. As a key pipeline for transporting oil and gas, stainless steel rectangular tubing has excellent corrosion and temperature resistance to ensure the safe transportation of oil and gas. Stainless steel rectangular tubes are also used in critical components such as oil drilling equipment, oil well pipelines and storage tanks that are subjected to harsh working conditions and harsh environments. Whether in oilfield development, refineries, gas processing plants or pipeline systems, Huaxiao stainless steel tube suppliers will provide long-lasting and durable solutions for the oil and gas industry.
As a stainless steel rectangular tube supplier, we are aware of the wide range of applications in the chemical industry and are committed to providing high quality products for this industry. Stainless steel rectangular tubes are widely used in chemical process piping, storage tanks and reactors and other equipment due to their excellent corrosion resistance and chemical stability. In conditions involving corrosive media, high temperatures or high pressures, stainless steel rectangular tube can provide reliable performance and durability, ensuring process safety and stability. In addition, stainless steel rectangular tubes are used in the chemical industry to manufacture fittings and connections, such as flanges, elbows and pipe joints. The corrosion resistance and sealing properties of these components are critical to the reliability of chemical processes. Huaxiao stainless steel tube suppliers offer high-quality products and solutions for the chemical industry.
Stainless steel rectangular tube in the pharmaceutical industry is used in several ways. First, stainless steel rectangular tubes are widely used in the manufacture of pharmaceutical equipment, such as reactors, evaporators, mixing tanks and storage tanks. Second, stainless steel rectangular tubes are used in the pharmaceutical industry for piping systems. The pharmaceutical production process requires the transport of various liquids, gases and solutions, and stainless steel rectangular tubes can provide excellent corrosion resistance and sanitation to ensure the purity and quality of drugs. In addition, stainless steel rectangular pipes have good cleanability and meet the stringent standards of the pharmaceutical industry for sanitary requirements. As stainless steel rectangular tube supplier, we are committed to providing quality products and solutions to the pharmaceutical industry.
food processing and catering industry
As a stainless steel tube suppliers, we understand the importance of stainless steel rectangular tubes in the food processing and catering industry. In food processing, hygiene and food safety are of paramount importance. Stainless steel rectangular tubes are ideal because of their excellent sanitary properties, corrosion resistance and chemical stability. They are widely used in food processing equipment and piping systems for processes such as food conveying, storage, heating and cooling. With smooth surfaces and seamless joints, stainless steel rectangular pipes are less prone to bacteria and contaminants, helping to maintain the purity and quality of food products.In the food service industry, stainless steel rectangular tubes also play an important role. Stainless steel rectangular tubes are widely used in kitchen equipment, refrigeration equipment and hotel tableware. As stainless steel rectangular tube suppliers, we are committed to providing high quality products and solutions to the food processing and catering industries.
Stainless steel rectangular tube and stainless steel square tube are two different shapes of tubes, with some differences in appearance and applications. The following are some of the differences between them:
Shape: Stainless steel rectangular tube has a rectangular cross-sectional shape with a rectangular appearance; while stainless steel square tube has a square cross-sectional shape with four sides of equal length.
Structure: As the stainless steel rectangular tube is rectangular in cross-section, the length of its four sides can be unequal and can be designed and manufactured according to specific needs; while the stainless steel square tube has four sides of equal length, forming a square structure.
Applications: Due to the difference in shape, stainless steel rectangular tubes are more suitable for carrying loads of specific shapes and sizes in certain applications, such as for architectural structures, decoration, industrial equipment, etc. Whereas stainless steel square tube is more suitable in some cases for applications requiring a square structure, such as making square tube steel frames, furniture, railings, etc.
Strength: Stainless steel rectangular tubes can provide greater strength and rigidity to suit specific engineering requirements due to their shape design and adjustable side lengths. In contrast, the square structure of stainless steel square tubing is usually used in a relatively small range of sizes and its strength is relatively low.
Machining stainless steel rectangular welded tube involves a series of steps and processes. The following is the general processing process:
Material Preparation: Select stainless steel rectangular tubes of appropriate specifications and sizes as processing materials. Make sure the quality of the material meets the requirements.
Cutting: Using suitable tools, such as saws, cutters, etc., cut the stainless steel rectangular tubes into workpieces in the required lengths.
Bending and Forming: By using a professional bending machine or roller bending machine, the cut stainless steel rectangular tube is bent to achieve the desired shape and angle.
Cleaning and Deburring: During the process, ensure proper cleaning of the stainless steel rectangular tube to remove dirt and grease from the surface, and use sandpaper or deburring tools to remove burrs from the edges.
Welding: As required, use appropriate welding methods such as TIG welding, MIG welding, etc. to weld the various parts of the stainless steel rectangular tube together to form a complete welded joint.
Fittings Installation: According to specific requirements, install and connect other fittings and components, such as flanges, joints, brackets, etc.
Surface Treatment: Surface treatment of the processed stainless steel rectangular welded pipe, such as polishing, grinding, etc., to improve the appearance quality and smoothness.
Inspection and Quality Control: necessary inspections and tests are conducted to ensure that the machined stainless steel rectangular welded pipes meet the required dimensions, strength, and quality standards.
The above overviews the general stainless steel rectangular welded tube processing process. Specific processing steps and processes may vary depending on the requirements of the project, material specifications, and processing equipment. During actual processing, it is recommended to follow professional operating guidelines and safety codes and to ensure that proper equipment and tools are used. If required, it is recommended that a professional stainless steel tube suppliers be consulted for more detailed and specific instructions.
Surface treatment and coating options for stainless steel rectangular tubes can be selected depending on the needs and applications. The following are some common surface treatment and coating options:
Polishing: The surface of the stainless steel rectangular tube is mechanically or chemically buffed to give it a smooth, shiny appearance.
Chrome Plating: A layer of chrome is applied to the surface of stainless steel rectangular tubing to provide a higher level of corrosion resistance and gloss.
Sandblasting: Using high-pressure air or other media to blast fine-grained material onto the surface of the stainless steel rectangular tube to form a uniform abrasive effect and increase the roughness of the surface.
Pickling: Use an acidic solution to treat the surface of the stainless steel rectangular tube to remove oxides, dirt, and welding marks to improve the surface finish and corrosion resistance.
Electroplating: Coating the surface of stainless steel rectangular tube with a layer of metal plating, such as nickel, copper, zinc, etc., to increase the hardness, wear resistance, and decorative properties of the surface.
Coating: A special protective coating such as lacquer, sprayed polymer or coated polymer powder is applied to the surface of the stainless steel rectangular tube to provide additional corrosion, scratch, and stain resistance.
Nitriding: Improves surface hardness and wear resistance by forming a nitriding layer on the surface of stainless steel rectangular tubing.
Passivation: Use chemical methods to form a passivation film on the surface of stainless steel rectangular tubes to improve their corrosion resistance.
When selecting surface treatment and coating options, it is recommended to consult professional stainless steel tube suppliers or fabricators for more specific and suitable advice.
Stainless steel welded tubes and stainless steel seamless pipes are two different types of tubes and pipe support systems that have some differences in manufacturing processes, construction and applications. The following are some of the differences between them:
Manufacturing Process: Stainless steel welded tube is formed by a welding process in which stainless steel sheets or coils are rolled into a tube and welded at the joints to form a welded tube. In contrast, stainless steel seamless pipes are manufactured directly from stainless steel billets through a hot-rolled or cold-drawn process, with no welded seams.
Construction: Stainless steel welded tubes have welded joints in the tube wall, and the welded seams may affect their strength and corrosion resistance. Seamless stainless steel tubes, on the other hand, have more uniform walls and higher strength due to the absence of welded seams.
Strength and Pressure Resistance: Due to the presence of welded seams, stainless steel welded tubes may have slightly lower strength than seamless tubes at the same size, and a correspondingly lower ability to withstand pressure. Seamless stainless steel pipe has higher strength and pressure resistance due to the absence of welded seams.
Surface Quality: Due to the presence of welded seams, the surface quality of stainless steel welded pipe may not be as smooth as that of seamless pipe. While stainless steel seamless pipe has better surface quality and appearance.
Applications: Stainless steel welded tubes are widely used in construction, chemical industry, petroleum, natural gas, heating, ventilation and water supply pipelines, especially for low and medium pressure systems. Stainless steel seamless pipes are mainly used in high pressure and high temperature process pipelines, petrochemical equipment and nuclear power plants and other demanding fields.
The service life of stainless steel rectangular tubes depends on a number of factors, including the following:
Material Quality: Rectangular tubes manufactured using high quality stainless steel materials typically have a longer service life. Common stainless steel materials include 304, 316 and 321, which have good corrosion and oxidation resistance.
Environmental Conditions: The environmental conditions in which stainless steel rectangular tubing is used have an important impact on its service life. For example, if exposed to high chloride ion concentrations or strong acidic and alkaline environments, corrosion may be accelerated and service life shortened.
Maintenance: Regular cleaning and maintenance is the key to extending the service life of stainless steel rectangular pipes. Keeping the pipe surface clean and regularly inspecting and removing accumulated dirt, deposits and rust can reduce the occurrence of corrosion.
Stress and Load: The stresses and loads that stainless steel rectangular pipes are subjected to during use can also have an impact on their life. Stresses or loads that exceed its carrying capacity may lead to deformation, fatigue and damage.
Installation and Use Conditions: Proper installation and use methods are critical to the life of stainless steel rectangular pipe. Proper pipe support and fastening, proper installation techniques and operating practices can extend its service life.
To maintain the appearance and performance of stainless steel rectangular tubes and to extend their service life, the following are some common methods of care and maintenance:
Regular Cleaning: Use a mild detergent and a soft cloth or sponge to clean the surface of the stainless steel rectangular tube. Avoid using abrasives, abrasive pads or brushes that can scratch the surface. Rinse well with water and wipe dry after cleaning.
Avoid Chemical Contamination: Avoid exposure of the stainless steel rectangular tube to contaminants containing chloride ions, sulfides or acids as they may cause corrosion. Promptly remove any chemicals that may cause corrosion.
Prevent Accumulation of Dirt: Periodically remove deposits, dirt, and impurities from stainless steel rectangular tubing. This dirt may include dust, particulate matter, food residue, etc. Removal can be done with a soft brush or cleaner.
Maintain Pipe Support: Ensure that the stainless steel rectangular pipe is properly supported and secured to avoid excessive stress and load on the pipe. Regularly check the stability of the pipe support system and promptly repair or replace damaged support components.
Avoid Collisions and Scratches: Avoid collisions and friction between stainless steel rectangular pipes and sharp objects, heavy objects or rough surfaces. These collisions and scratches may lead to surface damage and corrosion.
Regular Inspection and Maintenance: Regularly inspect the surface and connection parts of the stainless steel rectangular tube for damage, cracks or leaks. If problems are found, they should be repaired or replaced in a timely manner.
Pay Attention to the Use Temperature: Stainless steel rectangular tube may be affected by very high or very low temperature, therefore, it is necessary to pay attention to the temperature limit during the use to avoid exceeding its temperature resistance range.