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Valve Solutions for the Pulp & Paper Industry

Ladish offers valve solutions for the entire chemical recovery process in the pulp and paper industry. We maintain one of the largest inventories of stainless, duplex and exotic alloys in the United States. From the recovery boiler, to abrasive slurries, bleach plants and recycling – Ladish has a solution for your application. Click here to download our pulp and paper brochure.

Select materials for pulp & paper applications

  • 300 Series Stainless for pulp washing, paper machines and starch lines
  • WCB and F22 materials for power and recovery applications
  • Alloy 20 used in sulfuric acid
  • Titanium for Chlorine and Bleach CL02
  • Duplex through 4″ CL600 for blow lines
  • Other materials available

Learn more about our materials here.

“S” Series – Severe Service Ball Valves


  • Digester blow valve


  • Captured flange repairable design – tight shutoff
  • 360 degree lapping
  • Low emission design
  • Solids-excluding seat design
  • High cycle design

Learn more about our “S” Series Severe Service Ball Valves here.

T-Series Power Valve


  • Recovery Boiler
  • Power Boiler


  • Captured flange repairable design – tight shutoff
  • 360 degree lapping
  • Low emission design
  • Reliable steam and BFW isolation and control

Learn more about our T-Series Power Ball Valves here.

Metal / Graphite Seated Ball Valves


    • Pulping liquors
    • Abrasive slurries
    • Scaling media such as green liquor
    • White liquor clarifier


  • Cast construction
  • Low emissions
  • Live loaded packing
  • Reliable tight shutoff

Learn more about our MEGA Seal Valves here.

Gate, Globe, Check Valves


    • Bleach plant
    • Recycling
    • Processing & Storage


  • Forged and cast construction
  • Bolted bonnet, welded bonnet and pressure seal available
  • Y-Pattern and T-Pattern configurations available

Once again, Ladish will continue To Mark Progress.

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281.880.8560 or 866-523-4740

7603 Bluff Point Dr. Houston, TX 77086, United States




We are excited to announce that effective November 1, 2020 we have purchased the trademarks and all assets related to Smith Valves & Diamond Gear from CNC Flow Control!