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D Series Watertube Boiler

Engineered Steam Solutions

Indeck “D” type watertube boilers are designed to reduce overall project cycle time and to lower steam generating equipment costs. Indeck offers the largest inventory of water tube boilers for sale in the U.S. For more information on our D-type water tube boiler and other watertube steam boilers call us at 847-541-8300.

Capacity Range

The “D” style water tube steam generator is capable of producing up to 500,000 Ib steam/hr at design pressures up to 2,000 PSIG and superheated steam up to 1,050°F. Smaller sized units can be shop assembled while larger sized units can be field erected.

Package “D” Design
20,000 – 500,000 LB/HR
150 – 2,000 PSIG
Natural Gas, Various Waste and Off-Gasses, #2 – #6 Oil
Saturated and Superheat
Stocking Program
  • Many Units of Various Sizes and Types Available for Immediate Shipment
  • New and Reconditioned Units Available
  • Standard Inventory Includes 250,000 PPH Units with High Pressure and Superheat
  • Matching Auxiliary Equipment in Stock
  • Water Cooled Membrane Wall Construction (Including Front and Rear Walls as Specified)
  • Appropriate Heat Releases for the Application
  • Sized for Flame Dimensions to Achieve Best Possible Emissions
  • Minimal Refractory to Reduce On-Going Maintenance
  • Fully Accessible for Inspection
  • All Tubes Connected Drum to Drum with No Intermediate Headers
  • Ligament Efficiencies and Corrosion Allowances that Meet or Exceed ASME Code
  • Up to 3 Stages of Internal Moisture Separation for Most Stringent Steam Purity Requirements
  • Internal distribution piping to provide positive circulation
  • Both Radiant-Convective and 100% Convective Available
  • Assemblies Completely Self-Supporting (No Intermediate Support Brick Required)
  • All Elements of Equivalent Length Ensuring Balanced Flow
  • Conservative Velocities Inside Tubes Assure Positive Cooling at All Loads
  • Fully Drainable
  • Designs Specific to Client
  • Requirements that Meet or Exceed All ASME Codes and ABMA Guidelines
  • Implements Most Appropriate Accessories to Ensure Compliance to All Performance Guarantees
  • Over 150 Years of Boiler Experience