TP304H Stainless Steel Tube
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TP304H Stainless Steel Tube

TP304H Stainless Steel Tube

Classification of stainless steel tubes: stainless steel seamless tubes and stainless steel welded tubes (seamed steel tubes) are basically two categories. Based on the outer diameter and shape of steel tubes, they can be divided into round tubes and special-shaped tubes. Round steel tubes are widely used, but there are also special-shaped steel tubes such as square, rectangular, semicircular, hexagonal, equilateral triangle, and octagonal.
Products Description

 

TP304H Stainless Steel Tube is a high-temperature austenitic stainless steel tube with a high carbon content, especially used for industrial high-temperature piping systems.

 

Features

High Strength
The TP304H tube undergoes solid solution treatment and utilizes a high-carbon austenitic structure, resulting in refined and stable grains. This ensures a tensile strength of ≥515 MPa and reliable performance under high-pressure conditions without deformation.

 

Strong creep resistance
The high carbon content promotes the formation of a stable carbide network along the grain boundaries, enhancing creep resistance at elevated temperatures. This prevents the product from becoming unstable even during prolonged operation above 600°C, making it well-suited for high-temperature heat exchange applications.


Superior Corrosion Resistance
With high chromium and nickel content, the TP304H stainless steel tube forms a dense passivation layer on its surface through pickling and passivation treatment. This provides excellent resistance to corrosive environments such as steam, water, and acidic gases.
 

 

Product Parameters

 

Product Name

ASTM A213 TP304H Stainless Steel Tube

Out Diameter

10-219mm

Wall Thickness

0.5-60mm

Material Standard

ASTM A213

Steel Grade

ASTM A213 TP304H

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

TP304H

0.04-0.10

2.00max

0.045max

0.030max

1.00max

18.00-20.00

8.00-11.00

 

Mechanical Property

 

Grade

Tensile strength

Min

Ksi(Mpa)

Yield strength

Min

Ksi(Mpa)

Elongation

%

min

Hardness

Brinell/Vickers

Rockwell

TP304H

75(515)

30(205)

35

192HBW/200HV

90HRB

 

Product Show

 

info-1200-803

 

Product Packing

 

Steel tubes should be securely bundled using appropriate binding materials such as steel straps, wire, or non-metallic flexible bands. To prevent damage to the tubes and avoid cutting through the bindings, protective padding should be placed both between the tubes and between the tubes and the binding materials. Suitable protective materials may include wood, metal, fiberboard, plastic, or other appropriate options.

 

info-1200-519

 

Why Choose us

 

Hebei Yongqiang Pipeline Co., Ltd. is a professional steel pipe supplier integrating R&D, production, and sales. Its products include austenitic stainless steel pipes, duplex stainless steel pipes, alloy steel pipes, casing steel pipes, steel pipe accessories, steel flanges, etc.

 

Sales Market: Our company's business covers the Middle East, North Africa, South America, Southeast Asia, Central America, and other regions, with an annual export volume of more than 10 million US dollars.

 

Our Products: We provide a range of high-quality steel products, including austenitic stainless steel pipes, alloy steel pipes, casing steel pipes, and steel flanges. These products are designed to meet various industrial needs.

 

Our Services: Our company can provide 24-hour service to negotiate product parameters, prices, delivery dates, transportation, and other details with customers.

 

  1. We have a comprehensive professional testing process that includes raw material inspection, in-process testing, finished product evaluation, and packaging verification.
  2. If customers raise any concerns about product quality, we will send professional technicians to communicate directly. If it is confirmed that the quality issue is caused by us, we will discuss appropriate compensation.
  3. We maintain a dedicated product inspection team. Before delivery, each batch undergoes rigorous and thorough inspections, covering appearance, dimensions, chemical composition, mechanical properties, and more.
  4. We have full production capacity to meet your delivery requirements.

 

If you have any questions about ASTM A213 TP304H stainless steel tubes, please contact us, and we will respond within one hour.
Email: johnny@yqtubeline.com
WhatsApp: +86 15632733100
Tel: +86 317 6376727

 

FAQ

Q: What is TP304H Stainless Steel Tube primarily known for?

A: TP304H Stainless Steel Tube is known for its enhanced mechanical properties and high-temperature strength, making it suitable for applications that require durability and heat resistance.

Q: What are the key characteristics of TP304H Stainless Steel?

A: TP304H is characterized by its higher carbon content (0.04-0.10%) compared to standard 304 stainless steel, which provides improved strength at elevated temperatures without compromising corrosion resistance.

Q: In which applications is TP304H Stainless Steel Tube commonly used?

A: TP304H is used in high-temperature environments such as boiler tubes, heat exchanger tubes, and other components in the power generation, petrochemical, and oil & gas industries.

Q: What is the temperature range in which TP304H Stainless Steel Tube can operate effectively?

A: TP304H is designed to operate effectively at temperatures up to 1040°C (1904°F), making it ideal for applications where continuous service at high temperatures is required.

Q: How does TP304H differ from standard 304 Stainless Steel in terms of mechanical properties?

A: TP304H has higher yield and tensile strength at elevated temperatures due to its higher carbon content and is heat-treated to achieve these properties, unlike standard 304, which may lose strength.

Q: What are the manufacturing processes for TP304H Stainless Steel Tube?

A: TP304H tubes are typically produced through seamless processes or by welding and then subjected to heat treatment to achieve the desired mechanical properties.

Q: What are the typical dimensions of TP304H Stainless Steel Tubes?

A: TP304H tubes are available in a variety of sizes, typically ranging from OD 12.7mm to 323.8mm, and wall thicknesses from 0.6mm to 20mm, designed to meet the needs of various industrial applications.

Q: How does TP304H Stainless Steel Tube perform under corrosive conditions?

A: TP304H maintains the corrosion resistance typical of 304 stainless steel, which is excellent in most mild to moderately corrosive environments, including atmospheric and fresh water conditions.

Q: What standards does TP304H Stainless Steel Tube adhere to?

A: TP304H tubes are manufactured in compliance with various international standards such as ASME SA-213, ASME SA-249, and ASTM A213, ensuring high quality and reliability for industrial use.

Q: Where can one purchase TP304H Stainless Steel Tube?

A: TP304H stainless steel tubes can be purchased from metal suppliers and distributors that specialize in high-performance stainless steel alloys, catering to the needs of various industrial sectors.

 

 

 

 

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