WTM is the Exclusive Nuclear Supplier of Koso Hammel Dahl Valves and Parts.

Koso Hammel Dahl Equipment

KOSO HAMMEL DAHL products cover a broad range of applications with a variety of standard and optional features, such as flow characteristics, ease of maintenance and noise attenuation and cavitation abatement designs. Most bodies and/or trims are available in special alloys such as Monel®, Hastalloy® C and Alloy 20.

• New Koso-Hammel Dahl Valves and Controls
• Original Hammel Dahl Valves
• Original Hammel Dahl Parts
• Technical Support for Hammel Dahl Products

About WTM

WTM Valves & Services, aka Wright Technical Marketing, LLC supplies and supports valves, actuators, and related fluid handling products to the nuclear power generation industry. WTM Valves & Services has 37 years of experience supporting the needs of the nuclear power industry. The WTM Valves & Services team knows the nuclear industry inside and out and has the technical experience necessary to deliver an excellent combination of high-performance products and first rate support.

In addition to the Hammel Dahl products offered to the industry, we provide services such as:

• Replacement valves & actuators for obsolete equipment
• Retrofit/improvement of existing equipment
• Applications Consulting
• Project procurement
• Custom-engineered valves
• Valve & Actuator Mods
• Equivalency Evaluation
• Parts for original Hammel Dahl Valves
• Preparation of Technical Documents
• Specification Review and Certification

WTM GP50 Series Positioners

WTM proudly manufactures and supplies the GP50 Series Positioner line (formerly ITT Conoflow®).  Contact us for a quote with short lead times!

• Supplied across all industries
• Rugged, mechanical design
• Time-proven
• Side-mounted
• I/P Compatibility
• Full range of models available