ASME Certified EA301A Effluent Heat Exchanger in Refinery Pretreatment Units

Yuhong Group is dedicated to seamless international trade. We maintain rigorous quality control protocols and support global certification requirements, including SONCAP (PC/SC) for the African market and regional compliance for the Middle East and North America. Our "consultative" approach means we don't just sell products; we provide calculated technical validations to ensure every drawing and specification meets the client's exact operational needs.

1. Design and Operating Conditions

Shell Side (Calandre):

• Operating Pressure: 26.3 Bar Eff.

• Design Pressure: 29 Bar Eff. (plus Full Vacuum)

• Hydrostatic Test Pressure: 43.5 Bar Eff.

• Operating Temperature Range: 207°C to 276°C

• Design Temperature: 305°C

• Fluid / Medium: H2 + Hydrocarbons (HC’s)

• Corrosion Allowance: 3 mm

• Insulation Thickness: 100 mm

Tube Side (Faisceau):

• Operating Pressure: 21.7 Bar Eff.

• Design Pressure: 23.9 Bar Eff. (plus Full Vacuum)

• Hydrostatic Test Pressure: 45.2 Bar Eff.

• Operating Temperature Range: 370°C to 279°C

• Design Temperature: 385°C

• Fluid / Medium: H2 + Hydrocarbons (HC’s)

• Corrosion Allowance: 1.5 mm

• Insulation Thickness: 100 mm

2. Fabrication and Quality Requirements

• Stress Relieving: Required for both Shell and Tube sides.

• Radiography (X-Ray): Full (100%) inspection required for both sides.

• Joint Efficiency: 0.9

• External Painting: Not required.

• Code Stamping: Required for both Shell and Tube sides.

3. Material Specifications (ASTM/ASME)

• Shell and Reinforcing Pads: A204 Grade B

• Heads / Covers: A204 Grade B

• Shell Flanges: A182 Grade F1

• Tube Side Flanges: A182 Grade F6

• Nozzles: A335 Grade P1

• Tubesheets: A182 Grade F6

• Heat Exchanger Tubes: A268 Grade TP410

• External Stud Bolts: A193 Grade B7

• External Nuts: A194 Grade 2H

• Internal Tie Rods: A193 Grade B7 (Commercial Quality)

• Baffles and Support Saddles: A204 Grade B

4. Physical Data and Weights

• Total Heat Transfer Surface: 51 m^2

• Total Internal Volume: 1.01 m^3

• Shipping Weight (Empty): 2,400 kg

• Bundle Weight (Faisceau): 1,060 kg

• Operating Weight (Full of Water): 3,410 kg

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