Since the company's operation, 35NCD16 Steel Round Bar, 316L stainless steel property, 4140 Steel Bushing are favored by the market, customers all over the world, we are marching towards the future with a majestic pace. We are eager to cooperate with foreign companies which care much on the real quality, stable supply, strong capability and good service. We are proud of what we have done for our customers, and we will do our best to ensure that we continue to meet the relevant high standards in the future. We insist on providing the best competitive products to win a bigger market, we look forward to working with global customers to create the future together. Our company has always adhered to the principle of 'customer largest, reputation first, quality first' to update and improve products, adhere to the 'service-oriented' business philosophy, and gather a large number of professional management, technical, and marketing personnel to better serve customers.
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 are in line with the concept of 'quality innovation for survival, reputation and efficiency for development' and we use precision Seamless Stainless Steel Pipe Tube (304, 316L, 321, 310S, 2205), high quality and efficient service to win your trust and support. The development of high technology and the realization of industrialization have become our steps towards modernity. We feel that our warm and professional support will bring you pleasant surprises as perfectly as fortune.

