High Temperature Stainless Steel Pipeline Oxidation Resistant For Heat Exchanger Applications

Price Negotiable
Price: Negotiable (Request a Quote)
MOQ: 100kg
Delivery Time: 15-25days
Brand: Baosteel,TISCO
Product Description

The High-Temperature Stainless Steel Pipeline is engineered to withstand extreme thermal conditions while maintaining mechanical strength, oxidation resistance, and structural integrity. Manufactured from specialized austenitic stainless steel grades, this seamless pipeline is designed for continuous operation in elevated temperature environments up to 1150°C (2100°F), depending on the selected grade. Its excellent creep resistance and thermal fatigue properties make it the preferred choice for heat-intensive industrial applications.

Product Specifications
Parameter Details
Standards ASTM A213, A312, A269; EN 10216-5; ASME SA213
Available Grades 304H, 309H, 310S, 310H, 321H, 347H, Alloy 800H/HT
Outer Diameter 6 mm – 610 mm
Wall Thickness 0.5 mm – 30 mm
Length Fixed lengths 3m / 6m, or custom lengths upon request
Manufacturing Process Seamless – Hot rolled / Cold drawn
Surface Finish Annealed, pickled, as-rolled
Maximum Service Temperature 310S / 310H: up to 1150°C (2100°F) intermittent; 1050°C (1920°F) continuous
Chemical Composition
Grade C Cr Ni Si ≤ Mn ≤ Others
304H 0.04-0.10 18.0-20.0 8.0-10.5 0.75 2.00
309H 0.04-0.10 22.0-24.0 12.0-15.0 0.75 2.00
310S 0.08 max 24.0-26.0 19.0-22.0 0.75 2.00
310H 0.04-0.10 24.0-26.0 19.0-22.0 0.75 2.00
321H 0.04-0.10 17.0-19.0 9.0-12.0 0.75 2.00 Ti ≥ 5*C
347H 0.04-0.10 17.0-19.0 9.0-13.0 0.75 2.00 Nb ≥ 8*C

Higher chromium and nickel content provides superior oxidation and carburization resistance at elevated temperatures.

Mechanical Properties
Grade Tensile Strength (MPa) min Yield Strength (MPa) min Elongation (%) min Hardness (HB) max
304H 515 205 40 201
309H 515 205 40 217
310S / 310H 515 205 40 217
321H 515 205 40 217
347H 515 205 40 217

Tested in accordance with ASTM E8 / E8M. High-temperature creep and rupture data available upon request.

Key Features for High-Temperature Service
  • Excellent Oxidation Resistance – Protective chromium oxide layer prevents scaling

  • High Creep Strength – Maintains dimensional stability under sustained thermal loads

  • Carburization and Sulfidation Resistance – Suitable for fossil fuel and chemical environments

  • Good Thermal Fatigue Performance – Withstands repeated heating and cooling cycles

  • Stabilized Grades (321H / 347H) – Prevents sensitization and intergranular corrosion after welding

  • Proven Performance – Widely used in furnaces, heat exchangers, and power generation

Applications
  • Heat Exchangers – Shell and tube, finned tube, recuperators

  • Furnace Components – Radiant tubes, burner nozzles, retorts, muffles

  • Power Generation – Boiler tubes, superheaters, reheater lines

  • Petrochemical Processing – Ethylene cracking furnaces, reformer tubes

  • Refining – Catalytic reforming, hydrocracker heater tubes

  • Industrial Heating – Roller hearth kilns, annealing furnace components

  • Thermal Oxidizers – High-temperature gas handling systems

  • Waste-to-Energy Plants – Combustion chamber lining tubes

Contact Us

For inquiries, technical datasheets, or custom sizes, please contact our sales team.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shanxi Zhongcheng Metal Co., Ltd.
Location Room 2, No. 221 Tianzhang Avenue, Fengdong New City, Xi'an, Shaanxi Province
Contact Person Zhongcheng Metal

Request A Quote

Please check your email address.
Your message must be at least 20 characters.