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AISI 321/JIS SUS321 Austenite heat resistant stainless steel tube
321 Stainless Steel Straight Round Tubing is a durable and versatile material that is commonly used in a variety of industries including machinery, chemical, printing, electric power, medical, and more. This type of tubing is made from high-quality 321 stainless steel which is a heat-resistant, corrosion-resistant material that is able to withstand extreme temperatures, pressures, and environments.
In addition to its strength and durability, 321 Stainless Steel Straight Round Tubing is also known for its versatility. It can be easily customized to meet specific requirements, including thick walls, ultra-thin walls, and extra-long lengths. This makes it an ideal choice for a wide range of applications, from industrial machinery to medical equipment.
At Sichuan Liaofu Special Steel Co. Ltd, we specialize in producing and selling high-quality stainless steel materials. Our 321 Stainless Steel Straight Round Tubing is widely recognized for its stable quality, reasonable price, and excellent customer service. We offer a wide range of sizes and specifications to meet the needs of any project, and we always deliver our products on time.
In conclusion, if you are looking for a material that is strong, durable, and versatile for your next project, 321 Stainless Steel Straight Round Tubing is an excellent choice. Contact us today to learn more about our products and how we can help meet your specific needs.

Product Basic Information:
Material | ASTM 321 | ||
Chemical Composition | Mechanical Properties(In Quenched & Tempered State) 565 °C | ||
C | <0.12 | Tensile strength(MPA) | 205 |
Si | <1.00 | Yield strength (MPA) | 540 |
Mn | <2.00 | Elongation(δ5/%) | 40 |
Cr | 17.00-19.00 | Reduction in Area (ψ/%) | 50 |
Mo | - | Impact (J)v | -- |
P | ≤0.035 | Hardness | <187 |
S | ≤0..030 | ||
N | 0.35-0.50 | ||
Ni | 8.00-11.00 | ||
Similar steel grade & equivalent steel materials:
USA | Japanese | Gemany | British | France | International | Chinese |
ASTM&AISI&SAE | JIS | EN DIN | EN BS | EN NF | ISO | GB |
321 | SUS321 | X6CrNiTi18-10(1.4541) | ------ | 1Cr18Ni9Ti |

After-sales service:
① After we cooperate again, we will proactively report to you the production process and progress of your products, so that you can clearly understand the current situation of your product production.
② After you represent our products, we will cooperate with you in time to solve any problems your customers have about the products

Products Description
321 Stainless Steel Straight Round Tubing is a high-quality product of AISI 321/JIS SUS321 Austenite heat-resistant stainless steel tube. This durable material is known for its excellent corrosion resistance and high temperature strength.
One of the main advantages of 321 stainless steel is its resistance to oxidation and scaling at high temperatures, making it an ideal choice for use in high-temperature applications such as the aerospace industry. This material also exhibits good formability and weldability, making it easy to work with for a variety of applications.
Another advantage of 321 stainless steel is its ability to withstand stress from repeated heating and cooling cycles without developing permanent deformation or cracking. This makes it an ideal choice for use in heat exchangers, furnace parts, exhaust systems, and other high-temperature applications.
In addition to its high-temperature performance, 321 stainless steel also has good resistance to corrosion. This material is resistant to many chemicals, including acids and bases, making it a popular choice in the chemical processing industry.
Overall, 321 Stainless Steel Straight Round Tubing is a versatile and durable material that is well-suited for a wide range of applications. Its high-temperature strength, resistance to corrosion, and excellent formability make it an excellent choice for use in many different industries.

We pursue the administration tenet of 'Quality is exceptional, Provider is supreme, Name is first', and will sincerely create and share success with all clientele for SUS 317L, 321, 347, 347H, 430 Stainless Steel Tube. We will continue to adhere to the principle of 'honest management' and implement the strategy of focusing on enterprise management internally and expanding international market externally. Technological innovation is an effective way for our company to improve its core competitive advantages, and independent technological innovation is a major form of technological innovation.

