Sanitary Stainless Steel Tube for food 3A

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Specifications

1. Cold Rolled 304 &316L Material
2. Highest degree of purity and cleanliness
3. For Dairy, Food, Beverage, and Other Sanitary

Product Name: 3A Sanitary Stainless Steel Tube for food

Materials

304L & 316L available with order.

Introduction

For Dairy, Food, Beverage, and Other Sanitary Applications.

Associated Tube’s sanitary tube is ideal for the dairy, food and beverage industries where the highest degree of purity and cleanliness is essential.

It is certified to the requirements of ASTM A270, 3A standards and most user specifications. Tubing is manufactured from the finest quality raw materials made exclusively to Associated Tube melt parameters.

Customers have come to rely on the quality of our sanitary tube products as well as our uncompromised commitment to total customer satisfaction.

Annealing

Hydrogen bright annealed in line to 1900°F (1040° C) minimum and rapidly quenched.

Surface Finishes

Surface finish is 20 µ-in Ra (0.5 µm) ID maximum, 30 µ-in Ra (0.8 µm) OD maximum surface roughness measured per ASME/ANSI B46.1 with the profilometer reading at 90 degrees to the lay. Other finishes available upon request.

Packaging

As a final step to ensure purity standards, each tube is packaged using 2 mil poly sleeving and both ends are sealed using air tight end caps. Tubes are packaged in protective tri-wall boxing. When specified, wood boxes and all export requirements can be provided.

Marking

Bright annealed tubing is line–stenciled with OD, wall, ASTM specifications, size, grade, heat number, production date and time. OD polished tube is marked on one end of each tube with a removable label stating ASTM specification, manufacturer, grade and heat number. Continuous line stencil available on request.

Q: Can stainless steel pipes be used for gas supply?: Yes, stainless steel pipes can be used for gas supply. Stainless steel is a highly durable and corrosion-resistant material, making it suitable for various applications, including gas supply systems. It can withstand high pressures and temperatures, ensuring the safe and efficient transportation of gas. Additionally, stainless steel pipes have a long lifespan and require minimal maintenance, making them a reliable choice for gas supply infrastructure. However, it is important to ensure that the stainless steel pipes are properly designed, installed, and meet the necessary industry standards to ensure the safety and integrity of the gas supply system.

Q: How do you prevent freezing in stainless steel pipes?: There are several measures that can be taken to prevent freezing in stainless steel pipes: 1. Insulating the pipes is a highly effective method. You can wrap the pipes with insulation sleeves or use foam pipe insulation. This will help maintain the pipes' temperature and prevent them from becoming too cold. 2. Heat tracing is another effective technique. This involves installing electric heat cables along the pipes' length. These cables generate heat and keep the pipes warm, thus preventing freezing. 3. It is crucial to maintain a constant temperature in the area where the stainless steel pipes are located. If the pipes are exposed to extreme cold temperatures, make sure to heat the area properly. You can use space heaters or insulate the surrounding walls to retain heat. 4. Keeping the water flowing through the pipes is essential. Moving water is less likely to freeze compared to stagnant water. If the pipes are used for water transportation, ensure that the water keeps flowing, even if it's just a small trickle. This continuous flow will help prevent freezing. 5. Check for any air leaks or drafts around the stainless steel pipes. Cold air entering the space can cause the pipes to freeze. Seal any gaps or cracks with weatherstripping or caulk to prevent cold air from entering. 6. Monitoring the temperature in the area where the stainless steel pipes are located is important. Install a thermometer to keep track of the temperature. This will help identify any potential freezing risks and allow you to take necessary precautions in advance. By implementing these preventive measures, you can effectively safeguard your stainless steel pipes from freezing and avoid potential damage.

Q: What is the difference between inside diameter and outside diameter in stainless steel pipes?: Stainless steel pipes are described by two important measurements: inside diameter (ID) and outside diameter (OD). The inside diameter is the measurement of the hollow space within the pipe where fluids or gases flow. It is typically measured in millimeters or inches. The ID is crucial for determining the pipe's flow capacity and is used in calculations related to fluid dynamics and pressure drop. Conversely, the outside diameter is the measurement of the outermost part of the pipe, including the thickness of the pipe walls. It is also measured in millimeters or inches. The OD is essential for determining the overall size and strength of the pipe. It is often used in calculations related to pipe fittings, support requirements, and compatibility with other components or systems. In stainless steel pipes, the difference between the inside diameter and outside diameter is the thickness of the pipe walls. This thickness is necessary to provide structural integrity and withstand external forces like pressure and temperature. The wall thickness, which is the ratio between the inside diameter and outside diameter, plays a significant role in determining the pipe's strength and suitability for specific applications. In conclusion, the inside diameter measures the inner part of the stainless steel pipe, while the outside diameter measures the outer part, including the thickness of the pipe walls. Understanding these measurements is crucial for selecting the appropriate pipe size, calculating flow capacity, and ensuring the pipe's overall suitability for the intended application.

Q: What is the maximum allowable working pressure for stainless steel pipes?: The maximum allowable working pressure for stainless steel pipes depends on various factors such as the grade of stainless steel, pipe size, wall thickness, and temperature. It is typically determined using industry standards and codes, such as ASME B31.3 for process piping. Therefore, there is no one-size-fits-all answer to this question and it is important to consult the relevant standards and engineering guidelines for accurate and specific information.

Q: Can stainless steel pipes be used for underground irrigation systems?: Underground irrigation systems can indeed utilize stainless steel pipes. This material, known for its durability and resistance to corrosion, proves apt for instances where the pipes come into contact with moisture and soil conditions. Due to its ability to withstand high pressure and temperature variations, stainless steel stands as a favored option for underground irrigation systems. Furthermore, its extended lifespan surpasses that of alternative materials, thereby diminishing the necessity for frequent repairs or replacements. Nevertheless, it remains crucial to guarantee proper installation and insulation of the pipes to avert potential damage caused by soil movement or external factors.

Q: What are the common industry standards for stainless steel pipes?: The recommended standards for stainless steel pipes differ depending on the intended use and the regulations of each country. Nonetheless, there are several widely recognized and accepted standards, such as those established by the ASTM, ASME, and ISO. The ASTM standards, like ASTM A312 and ASTM A269, provide guidelines for the production and quality control of stainless steel pipes. These standards cover various aspects, including the chemical composition, mechanical properties, dimensions, and tolerances. The ASME standards, particularly ASME B36.19 and ASME B36.10M, specify the dimensions and wall thicknesses of stainless steel pipes for specific applications. Additionally, ASME B31.3 offers guidelines for the design, construction, and maintenance of process piping systems that may incorporate stainless steel pipes. The ISO standards, such as ISO 1127 and ISO 2037, establish international guidelines for the dimensions, tolerances, and surface finishes of stainless steel pipes. These standards ensure that stainless steel pipes can be used interchangeably and are compatible across different countries. Furthermore, specific industries may have their own requirements. For instance, the food and beverage industry often follows the standards set by organizations like 3-A Sanitary Standards, which emphasize the cleanliness and hygiene of stainless steel pipes used in food processing. It is crucial to consult the relevant standards and regulations for each specific application to ensure compliance with industry requirements and to guarantee the safe and efficient use of stainless steel pipes.

Q: What are the different types of stainless steel pipe insulation?: There are several different types of stainless steel pipe insulation available on the market. These types can vary in terms of their material composition, construction, and insulation properties. One common type is fiberglass insulation, which consists of a layer of fiberglass material wrapped around the stainless steel pipe. This type of insulation is known for its excellent thermal insulation properties and its ability to withstand high temperatures. It is also resistant to moisture, making it suitable for both indoor and outdoor applications. Another type is foam insulation, which is made from a foamed plastic material such as polyurethane or polystyrene. Foam insulation is lightweight and easy to install, and it provides good thermal insulation as well as acoustic insulation. It is commonly used in residential and commercial buildings to insulate hot water pipes and HVAC systems. Additionally, there are elastomeric insulation materials, which are flexible rubber-like materials that can be easily wrapped around the stainless steel pipe. These materials are known for their excellent thermal insulation properties and their ability to resist moisture and condensation. Elastomeric insulation is commonly used in refrigeration and air conditioning systems. Finally, there are also pre-insulated stainless steel pipe systems, which consist of a stainless steel pipe already insulated with a layer of insulation material. This type of insulation is commonly used in industrial applications where thermal insulation is critical, such as in chemical plants or oil refineries. In conclusion, the different types of stainless steel pipe insulation include fiberglass insulation, foam insulation, elastomeric insulation, and pre-insulated pipe systems. The choice of insulation type depends on factors such as the application, desired insulation properties, and budget.

Q: Are stainless steel pipes suitable for brewing systems?: Yes, stainless steel pipes are highly suitable for brewing systems. Stainless steel is corrosion-resistant, non-reactive, and easy to clean, making it an ideal material for handling various brewing processes, including transporting water, wort, and beer. It helps maintain the purity and quality of the brew, ensuring there are no off-flavors or contaminants introduced during the process. Additionally, stainless steel pipes are durable and can withstand high temperatures and pressure, making them a reliable choice for brewing systems.

Q: What is the difference between 410 and 316 stainless steel pipes?: The main difference between 410 and 316 stainless steel pipes lies in their composition and properties. 410 stainless steel is a magnetic, martensitic stainless steel with relatively high strength, hardness, and wear resistance. It is often used in applications where corrosion resistance is not a primary requirement, such as in tools, cutlery, and pump shafts. On the other hand, 316 stainless steel is an austenitic stainless steel that is non-magnetic and has excellent corrosion resistance, especially in harsh environments. It contains higher amounts of chromium and nickel, providing superior resistance to corrosion, pitting, and crevice corrosion. Due to its excellent properties, 316 stainless steel pipes are commonly used in industries such as chemical processing, marine, and food processing. In summary, while both 410 and 316 stainless steel pipes have their specific applications, 316 stainless steel offers superior corrosion resistance and is more suitable for environments where corrosion is a concern.

Q: How do stainless steel pipes differ from other types of pipes?: Stainless steel pipes differ from other types of pipes in several ways. Firstly, stainless steel pipes are known for their exceptional corrosion resistance. The presence of chromium in stainless steel forms a protective layer on the surface, preventing rust and corrosion even in harsh environments. This makes stainless steel pipes highly durable and long-lasting compared to other types of pipes. Secondly, stainless steel pipes have high strength and are able to withstand significant pressure and temperature variations. This is particularly important in industries where pipes are subjected to high levels of stress or extreme conditions. Stainless steel pipes can handle these conditions without compromising their structural integrity. Additionally, stainless steel pipes are highly versatile and can be used in a wide range of applications. They are commonly used in industries such as oil and gas, chemical processing, food and beverage, pharmaceuticals, and construction. Stainless steel pipes can handle different types of fluids, including corrosive substances, acids, and gases, making them suitable for various industries and applications. Furthermore, stainless steel pipes have excellent hygienic properties. They are easy to clean and maintain, making them ideal for applications where cleanliness is crucial, such as in the food and beverage industry or in medical facilities. The smooth surface of stainless steel pipes also prevents the accumulation of bacteria and other contaminants. Lastly, stainless steel pipes are aesthetically pleasing and offer a modern and sleek appearance. This makes them suitable for architectural and decorative purposes, such as in building structures, handrails, or furniture. In summary, stainless steel pipes differ from other types of pipes due to their corrosion resistance, high strength, versatility, hygienic properties, and aesthetic appeal. These characteristics make stainless steel pipes a popular choice in various industries and applications.

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