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ASTM A312 TP316L Stainless Steel Studded Tube For Reactors And Evaporators

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ASTM A312 TP316L Stainless Steel Studded Tube For Reactors And Evaporators

Brand Name : YuHong

Model Number : ASTM A234 WP5, WP9, WP11, WP12, WP22, WP91, WP92

Certification : ISO,PED, TUV, ABS, DNV, GL , LR , KR, BV, CCS, COST

Place of Origin : CHINA

MOQ : 1 PC

Price : Negotiable

Payment Terms : T/T, L/C AT SIGHT

Supply Ability : According to Clients' requirements

Delivery Time : According to the quantity

Packaging Details : Ply-wooden Cases/Pallets

Product Name : 180 Degree Elbow SR/180 Degree Return Bend

Surface : Black Painted or Oiled

Fin Pitch : Size Inspection, NDE Test...

Standard : ASME B16.9

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A234 WP11-S Return Bend Composition

Grade C M P S Si Ch Mo Ni Co Others
WP11 0.05–0.15 0.30–0.60 0.03 0.03 0.50-1.00 1.00–1.50 0.44–0.65 ... ... ...

A234 WP11-S Return Bend Strength

1. Power Generation

  • Boiler Systems: Used in high-pressure steam lines to redirect flow in water walls, superheaters, and reheaters.
  • Turbine Bypass Systems: Manages steam flow in power plants.
  • Heat Recovery Systems: Redirects exhaust gases in combined-cycle plants.

2. Petrochemical & Refining

  • Catalytic Reforming Units: Facilitates flow in high-temperature reactors and furnaces.
  • Crude Oil Pipelines: Redirects flow in preheaters and distillation units.
  • Hydrogenation Units: Used in high-pressure hydrogen pipelines.

3. Chemical Processing

  • Process Piping: Redirects flow in reactors, distillation columns, and heat exchangers.
  • Sulfur Recovery Units (SRUs): Used in Claus process piping.
  • Ethylene Crackers: Manages flow in high-temperature pyrolysis furnaces.

4. Oil & Gas

  • Gas Processing Plants: Redirects natural gas flow in pipelines.
  • Refinery Piping: Used in fired heaters, reformers, and coker units.
  • Offshore Platforms: Manages flow in high-pressure pipelines.

5. Industrial Heating Systems

  • Thermal Oil Systems: Redirects flow in high-temperature oil heaters.
  • Furnace Piping: Used in convection sections and exhaust systems.
  • Air Preheaters: Manages airflow in boiler systems.

A234 WP11-S Return Bend Application

1. High-Temperature Resistance

  • Suitable for Elevated Temperatures: Can withstand temperatures up to 580°C (1,076°F) without significant loss of strength.
  • Oxidation Resistance: The chromium content forms a protective oxide layer, reducing scaling and oxidation at high temperatures.

2. High-Pressure Capability

  • Designed for High-Pressure Systems: Ideal for use in boilers, superheaters, and other high-pressure applications.
  • Mechanical Strength: Offers excellent tensile and yield strength, ensuring durability under stress.

3. Corrosion Resistance

  • Good Oxidation Resistance: Chromium content provides protection against scaling and oxidation in high-temperature environments.
  • Moderate Corrosion Resistance: Suitable for mildly corrosive environments, though not recommended for highly acidic or sulfidic conditions.

4. Weldability

  • Easier to Weld: Compared to higher-grade alloys (e.g., WP9, WP91), WP11-S requires less stringent pre- and post-weld heat treatment.
  • Compatible Filler Materials: Can be welded using matching Cr-Mo electrodes (e.g., E8018-B2).

5. Cost-Effectiveness

  • Lower Cost than High-Grade Alloys: More economical than WP9 or WP91, making it a cost-effective choice for moderate high-temperature applications.
  • Long Service Life: Durable and resistant to high-temperature degradation, reducing replacement costs.

ASTM A312 TP316L Stainless Steel Studded Tube For Reactors And Evaporators


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