Name: China Customized TP321 Stainless Steel Tube Manufacturers Suppliers Factory - YONGQIANG
Brand: YONGQIANG
SKU: 205901079

Product Introduction

TP321 stainless steel tube is a high-temperature, corrosion-resistant stainless steel pipe suitable for chemical, food processing, boiler, and high-temperature fluid transport systems.

Product Parameters

Product Name	ASTM A213 TP321 Stainless Steel Tube
Out Diameter	10-219mm
Wall Thickness	0.5-60mm
Material Standard	ASTM A213
Steel Grade	ASTM A213 TP321
Surface	Pickling, Solid solution, Polishing
Packing	Plastic Film, Plastic Cap, Bundle, Woven bag, Wooden Case, Iron Frame
Delivery	Within 3 days with stock, 15-50 days based on production
Payment	T/T, D/P, L/C at sight, Usance L/C, etc.

Chemical Requirements

Grade	C	Mn	P	S	Si	Cr	Ni	Ti
TP321	0.08max	2.00max	0.045max	0.030max	1.00max	17.00-19.00	9.00-12.00	5(C+N)-0.70

Mechanical Property

Grade

Tensile strength

Min

Ksi(Mpa)

Yield strength

Min

Ksi(Mpa)

Elongation

min

Hardness

Brinell/Vickers

Rockwell

TP321

75(515)

30(205)

192HBW/200HV

90HRB

Product Features

Corrosion Resistance
TP321 stainless steel tube is made of a 17% chromium, 9% nickel, and titanium-stabilized alloy, ensuring long-term rust resistance in acidic and alkaline environments.

High-Temperature Resistance
TP321 stainless steel tube can withstand continuous high temperatures of approximately 800°C, making it suitable for steam pipelines and heat transfer.

Strength and Toughness
With a tensile strength of 515 MPa and a yield strength of 205 MPa, its pressure resistance surpasses that of standard 304 pipe.

Product Application

Chemical Industry
TP321 stainless steel tubes are primarily used for transporting acid and alkali liquids.

Food Processing
For liquid raw materials and steam pipelines.

Boiler And Heat Exchange Systems
TP321 stainless steel tubes transport high-temperature steam and heat media.

Petrochemical Industry
For transporting high-temperature oils and liquids.

Pharmaceutical Industry
For transporting liquid medicines and steam.

Product Show

info-1200-803

Top 4 Strengths of Hebei Yongqiang Pipeline Co., Ltd.

We offer stainless steel pipe, alloy steel pipe, duplex steel pipe, pipe fittings, and flanges.

We offer factory direct pricing.

We hold over 60 utility model patents.

Our products are exported to the Middle East, South America, Southeast Asia, and other regions.

Product Packing

We can use plastic film, plastic cover, bale, woven bag, wooden box, and iron rack to pack our products.

info-1200-519

Frequently Asked Questions

Q: What is TP321 Stainless Steel Tube?

A: TP321 Stainless Steel Tube is a type of austenitic stainless steel tubing known for its high temperature and corrosion resistance properties, commonly used in high-temperature service applications.

Q: What are the key characteristics of TP321 Stainless Steel Tube?

A: TP321 is characterized by its excellent formability and weldability, high strength and toughness, and resistance to intergranular corrosion due to its titanium addition.

Q: What is the chemical composition of TP321 Stainless Steel?

A: TP321 typically contains a minimum of 18% chromium, 9% nickel, and titanium added to reduce the risk of carbide precipitation at high temperatures, thus improving corrosion resistance.

Q: In which applications is TP321 Stainless Steel Tube most commonly used?

A: It is widely used in high-temperature environments such as boiler tubes, superheaters, and heat exchangers in the chemical, petrochemical, and power generation industries.

Q: What are the temperature limits for TP321 Stainless Steel Tube?

A: TP321 can perform optimally at temperatures up to 870°C (1598°F) without significant loss of properties, making it suitable for high-temperature service applications.

Q: How is TP321 Stainless Steel Tube produced?

A: It is produced through hot and cold working techniques, including rolling, extrusion, and drawing, followed by annealing and pickling to ensure the best mechanical properties and surface finish.

Q: What are the mechanical properties of TP321 Stainless Steel Tube?

A: TP321 exhibits high tensile strength, good toughness, and excellent ductility. Its properties include a yield strength of 170 MPa, tensile strength of 520 MPa, and elongation at break of 40%.

Q: What are the benefits of using TP321 Stainless Steel Tube over other materials?

A: Benefits include superior corrosion resistance, especially in high-temperature environments, high strength-to-weight ratio, and ease of fabrication and maintenance.

Q: How is TP321 Stainless Steel Tube typically finished?

A: Finishing options include bright annealing, pickling, and polishing to achieve a smooth surface and improve corrosion resistance. Custom finishes can also be applied based on specific application requirements.

Q: Where can I purchase TP321 Stainless Steel Tube?

A: TP321 Stainless Steel Tube can be purchased from metal suppliers specializing in stainless steel products or directly from manufacturers that cater to industrial and engineering markets.

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