Hammel Dahl and Koso Hammel Dahl control valves have been utilized in the nuclear power industry for several decades.  These valves have been provided for BWR’s, PWR’s, and PHWR’s worldwide since the late 1960’s.  A partial list of applications includes the following:



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  • WTM Valves & Services

    Supplier of Koso Hammel Dahl Valves
    Manufactured in West Bridgewater, MA

    Engineering/Technical Support for Nuclear Power Applications:

    WTM Valves & Services
    A Division of Wright Technical Marketing, LLC
    186 Carpenter Lane
    Lewisburg, PA 17837

    Phone: (570) 522-8323
    Fax: (570) 522-0187


    Over 30 Years of Experience in the Nuclear Power Industry