ASTM A213 TP347H stainless steel seamless tubes are vital components in heat exchanger systems, characterized by their chemical composition, mechanical properties, physical performance, production dimension range, hardness, adherence to standards (ASTM A213), inspection standards, corrosion resistance, heat treatment status, primary applications, and relevant supply cases from TJC Steel. Here's a detailed overview:

 

Chemical Composition:

ASTM A213 TP347H stainless steel seamless tubes typically contain:

- Carbon: ≤0.04%

- Manganese: ≤2.00%

- Phosphorus: ≤0.045%

- Sulfur: ≤0.030%

- Silicon: ≤0.75%

- Chromium: 17.0-20.0%

- Nickel: 9.0-13.0%

- Columbium + Tantalum: 10xC-1.10%

- Iron: Balance

 

Mechanical Properties:

- Yield Strength: ≥205 MPa

- Tensile Strength: ≥515 MPa

- Elongation: ≥35%

 

Physical Performance:

TP347H seamless tubes exhibit excellent thermal conductivity and superior corrosion resistance, ensuring optimal performance in heat transfer applications.

 

Production Dimension Range:

Available in various sizes and wall thicknesses, TP347H tubes accommodate diverse heat exchanger configurations and project requirements.

 

Hardness:

TP347H stainless steel seamless tubes typically have a hardness of ≤ 201 HBW.

 

Standard Compliance (ASTM A213):

ASTM A213 specifies the standard specifications for seamless ferritic and austenitic steel boiler, superheater, and heat-exchanger tubes, including TP347H grade, ensuring consistency and quality in manufacturing.

 

Inspection Standards:

TP347H seamless tubes undergo rigorous inspection processes, including ultrasonic testing, eddy current testing, and visual examination, adhering to ASTM A213 standards to ensure impeccable quality and reliability.

 

Corrosion Resistance:

TP347H stainless steel offers exceptional resistance to corrosion in various corrosive environments, including acidic and chloride-containing solutions, ensuring longevity and reliability in critical applications.

 

Heat Treatment Status:

TP347H tubes are typically annealed or solution annealed to achieve desired mechanical properties and improve corrosion resistance, enhancing their suitability for heat exchanger systems operating under extreme conditions.

 

Primary Applications:

TP347H seamless tubes find extensive use in:

- Petrochemical refineries

- Chemical processing industries

- Power generation facilities

- Aerospace industry

- High-temperature furnace applications

 

TJC Steel Supply Cases:

- Petrochemical Refinery Expansion: TJC Steel supplied ASTM A213 TP347H seamless tubes for a petrochemical refinery expansion project, ensuring compliance with rigorous quality standards and reliable performance in corrosive environments.

- Chemical Plant Upgrade: TJC Steel provided TP347H tubes for a chemical plant upgrade, emphasizing durability and longevity for continuous operation under demanding conditions.

 

In summary, ASTM A213 TP347H stainless steel seamless tubes offer exceptional corrosion resistance, physical properties, and reliability, making them indispensable in heat exchanger applications across various industries. TJC Steel's supply cases underscore their commitment to delivering high-quality products tailored to meet customer needs and industry standards.