HDO and HSO (BB5) Multistage, Volute Casing, Process Barrel

HDO and HSO (BB5) Multistage, Volute Casing, Process Barrel

Standards
• API 610 (BB5), latest edition

Operating Parameters
• Flows to 4000 m3/h (17 600 gpm)
• Discharge pressures to 400 bar (5800 psi)
• Temperatures to 400°C (750°F)
• Speeds to 9000 rpm

• Volute design axially split inner casing with opposed grouped impellers
• Heavy-duty barrel with forged steel discharge cover
• Symmetrical upper and lower half inner volutes
• Individually mounted and secured impellers
• Dynamic balancing and TIR verifications on assembled rotor
• Double volute
• One full pressure sealing to atmosphere and one full pressure sealing to suction
• Sleeve radial and tilting pad thrust bearings
• Baseplate designs and pump packages engineered to contract requirements

flowserve pump