If you're looking for premium-quality stainless steel tubes, you can't go wrong with 304 stainless steel tubes. Also known as SS304 tubes, these tubes are incredibly durable, corrosion-resistant, and have excellent heat resistance. They are commonly used in various industries, such as automotive, construction, and aerospace.
ASTM A213 UNS 304 S30400 Tube and DIN 1.4301 Tube are the most popular specifications for 304 stainless steel tubes. You can choose between seamless or welded tubes depending on your needs. Rectangular and square tubes are also available.
SS304 tubes come in different sizes to fit your project requirements. They are widely used in piping systems, heat exchangers, boiler tubes, and other high-temperature applications. Furthermore, they are easy to clean, making them ideal for food and medical applications.
If you're wondering about the 304 stainless steel tube price, it varies depending on the size, length, and finish. Nevertheless, SS304 tubes are still cost-effective compared to other materials. With their excellent mechanical properties, durability, and aesthetic appeal, it's no wonder why they're a top choice among manufacturers.
There are many stainless steel manufacturers out there, but make sure to choose a reliable supplier. Look for a company with a good track record in the industry, with strict quality control measures and excellent customer service. With the right supplier, you can get the best value for your money and ensure that your project runs smoothly.
The 304 stainless steel grades are without a doubt the most versatile and widely used austenitic alloys on the market today. These grades are highly desirable due to their excellent corrosion resistance, remarkable ductility, and high strength-to-weight ratio, all of which are attributed to the high chromium content in the metal. Due to its outstanding welding capabilities, 304 stainless steel has become the preferred choice for hydraulic and instrumentation tubing. Therefore, it is no surprise that this type of stainless steel is an indispensable tool in many industries around the world.
- The ASTM A213 is a widely recognized standard specification that outlines the requirements for seamless ferritic and austenitic alloy-steel tubes that are utilized in boilers, superheaters, and heat-exchanger applications. The standard is used to ensure the quality of the tubes, and it specifies the chemical composition, mechanical properties, and other important characteristics that need to be followed when producing them. This helps to ensure that the tubes are able to withstand high temperatures, pressures, and corrosive environments, which is crucial in applications involving steam production, power generation, and chemical processing. The ASTM A213 is an important standard that is used by industries around the world to guarantee the reliability and safety of their products.
- The ASTM A269 is a standard specification that outlines the requirements for seamless and welded austenitic stainless steel tubing used for general service. It provides guidance on the design, manufacturing, and testing of these tubes to ensure they meet specific criteria. This standard is crucial in various industries where stainless steel tubing is utilized, including chemical processing, oil refining, and food processing. By adhering to the ASTM A269, manufacturers can produce high-quality stainless steel tubes that are reliable, durable, and suitable for general service applications.
- The ASTM B677 standard outlines the requirements for seamless pipes and tubes made from three different types of alloys: UNS N08904, UNS N08925, and UNS N08926. These alloys have unique properties that make them suitable for various applications, including those requiring exceptional corrosion resistance.
The standard specifies the dimensions, tolerances, and mechanical properties of these pipes and tubes, as well as the methods for testing and inspection. It also defines the different types of heat treatment that can be applied to these alloys to improve their performance.
Manufacturers must adhere to ASTM B677 when producing pipes and tubes made from UNS N08904, UNS N08925, and UNS N08926 alloys. Compliance with this standard ensures that these products meet the high-quality standards required for industrial applications. It also helps to ensure that products are interchangeable and compatible with other materials used in the same application. Overall, adherence to the ASTM B677 standard ensures that the pipes and tubes produced from these alloys are reliable and of the highest quality.
TP304 Stainless Steel Tube Specifications
| Specifications | ASTM A213 / ASTM SA213 |
| Tube Range | 1/2" OD - 12" OD, Guage: 25 SWG - 10 SWG |
| Outer Diameter | 3.00 mm - 219.10 mm |
| Wall Thickness | 0.40 mm - 12.70 mm |
| Schedules | 5, 10S, 10, 30, 40S, 40, 80, 80S, XS, 160, XXS |
| Length | Up to 30 meters, Custom Cut Lengths |
| Types | Tubes come in various shapes and sizes to accommodate different needs. Some common types of tubes include round, square, rectangle, coil, "U" shape, hydraulic, and honed tubes. These tubes are designed to serve specific purposes and can be used in various industries. Round tubes are cylindrical in shape and are commonly used in applications where fluid or gas needs to be transferred or enclosed. They are known for their strength and durability. Square tubes have a four-sided shape with equal sides and right angles. They are often used in structural applications, such as building frames or support structures, due to their stability and load-bearing capacity. Rectangle tubes have a rectangular shape with unequal sides and right angles. They also find applications in structural projects and are particularly useful in areas that require additional strength and stability. Coil tubes, as the name suggests, are coiled in shape and are commonly used in heating and cooling systems. They offer excellent heat transfer properties and are popular in industries like HVAC and refrigeration. "U" shape tubes have a U-like shape, with two parallel sides connected by a curved bottom. They are used in applications where a U-shaped configuration is required, such as pipe systems or support structures. Hydraulic tubes are designed to withstand high-pressure environments and are commonly used in hydraulic systems. They are known for their resistance to corrosion and excellent performance under extreme conditions. Honed tubes are specifically designed with a smooth surface finish to improve their performance in applications like pneumatic cylinders or hydraulic systems. The smooth surface allows for better sealing and reduced friction. In conclusion, tubes come in a variety of shapes and sizes to cater to different requirements. Whether it's a round, square, rectangle, coil, "U" shape, hydraulic, or honed tube, each type serves a specific purpose and plays a vital role in various industries. |
The ASTM A213 UNS 304 S30400 tube is a variant of the popular 18% chromium - 8% nickel austenitic alloy, which belongs to the stainless steel family. With excellent oxidative resistance, formability, ease of cleaning and fabrication, good strength-to-weight ratio, and toughness at low temperatures, the advantages of a 304 stainless steel tube are numerous. This steel demonstrates exceptional ductility, making it simple to bend, flare, and crimp. Its good machinability and low sulfur content make it an excellent choice for welding applications. The DIN 1.4301 tube is frequently utilized for architectural molds and trims as well as welded parts in the chemical, textile, paper, pharmaceutical, and chemical processing industries.
Chemical Composition of ASME SA213 UNS S30400 Tubes
| Grade | C | Ni | Si | N | S | Mn | P | Cr | Mo | |
| SS 304 | min. | - | 8.0 | - | - | - | - | - | 18.0 | - |
| max. | 0.08 | 10.5 | 0.75 | 0.10 | 0.030 | 2.0 | 0.045 | 20.0 | ||
Stainless Steel WERKSTOFF NR. 1.4301 Tubing Mechanical Properties
| Grade | Tensile Strength (MPa) min | Elongation (% in 50mm) min | Yield Strength 0.2% Proof (MPa) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| SS 304 | 515 | 40 | 205 | 92 | 201 |
DIN 1.4301 Tube Specifications
- ASTM A269, ASTM A213 / ASME SA213 (Seamless)
- ASTM A269, ASTM A249 / ASME SA249 (Welded)
Available Tube SS304 Product Forms
- Straight
- Coiled
- Seamless
- Seam welded and cold redrawn
- Seam welded, cold redrawn, and annealed
Typical Applications of 304 Stainless Steel Tube
- Moisture separator reheaters
- Feedwater tubes
- Stator bars
- Heat exchangers
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