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Taisei Kogyo FCD,FCDB Oil Coolers for Industrial and Marine Systems

Nichiboku's industrial Insights

Introduction

Industrial hydraulic and lubrication systems require controlled oil temperature to maintain viscosity, protect components, and support stable machinery operation.

The Taisei Kogyo FCD/FCDB Oil Cooler is a Japanese water-cooled shell-and-tube heat exchanger designed for compact industrial and marine cooling systems.

  • FCD Series: Freshwater cooling for general industrial machinery

  • FCDB Series: Seawater cooling for marine machinery and equipment


Blue Taisei Kogyo oil cooler heat exchanger on white background, labeled HEAT EXCHANGERS OIL COOLER MODEL: FCD/FCDB
Compact shell-and-tube oil cooler by Taisei Kogyo, designed for efficient freshwater and seawater cooling in industrial and marine machinery applications. Model: FCD/FCDB.

Compact and Maintainable Oil Cooling

The FCD/FCDB Series uses Taisei Kogyo’s proprietary φ9 low-fin cooling tube, providing high heat-transfer performance in a compact body. According to the manufacturer, this design enables approximately 20% size reduction compared with conventional φ12.7 low-fin tube configurations.

Its floating tube-sheet construction allows the tube bundle to be accessed for inspection, cleaning, or replacement. Selectable flow direction and adjustable U-bolt stands provide additional installation flexibility.

Technical Overview

Parameter

Standard Specification

Manufacturer

Taisei Kogyo Co., Ltd.

Product Type

Water-cooled shell-and-tube oil cooler

Series

FCD / FCDB

Cooling Water

Freshwater — FCD / Seawater — FCDB

Standard Shell-Side Fluid

Mineral oil

Optional Fluids

Water-glycol, fatty-ester and phosphate-ester fluids

Maximum Working Pressure

Shell side: 1.0 MPa / Tube side: 1.0 MPa

Maximum Working Temperature

Shell side: 90°C / Tube side: 60°C

Heat-Transfer Area

0.4–5.5 m²

Maximum Reference Heat Exchange

Up to 73.2 kW

Cooling Tube — FCD

Phosphorous-deoxidized copper

Cooling Tube — FCDB

Aluminum brass

Standard Connections

Rc threaded

Optional Connections

Flanged configurations for selected 3XX models

Performance depends on the selected model, oil type, flow rates, inlet temperatures, cooling-water conditions, allowable pressure loss, and required heat rejection.

Blueprint-style diagram of an oil cooler/heat exchanger on a dark blue grid, with 360° views, orange angle labels, and Taisei Kogyo text
360-degree technical blueprint showcasing the Taisei Kogyo FCD/FCDB industrial and marine oil cooler, highlighting its external design from multiple angles.

Industrial Applications

Taisei Kogyo FCD/FCDB Oil Coolers may be evaluated for:

  • Hydraulic power units

  • Industrial lubrication systems

  • Machine tools and production machinery

  • Compressors and rotating equipment

  • Marine engines and auxiliary machinery

  • Power-generation equipment

  • Industrial process and utility systems

Information Required for Selection

Technical evaluation should include:

  • Complete oil cooler model

  • Oil type and viscosity

  • Oil flow rate

  • Oil inlet and required outlet temperature

  • Freshwater or seawater cooling

  • Cooling-water inlet temperature and flow rate

  • Required heat-exchange capacity

  • Operating and design pressures

  • Allowable pressure loss

  • Connection type and dimensions

  • Existing drawing or nameplate

  • Required quantity

For replacement projects, external dimensions alone are insufficient. The tube material, heat-transfer area, fluid compatibility, connections, cooling capacity, and operating conditions must also be confirmed.

Taisei Kogyo FCD/FCDB Oil Cooler

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