CARBON STEEL; ALLOY STEEL; STAINLESS STEEL & EXOTIC ALLOY VALVES
This is the primary WALWORTH product line, manufactured in accordance with ANSI classes 150, 300, 600, 900, 1500 & 2500 # and
sizes from 2” up to 72” nominal diameter, provides the end user a wide variety of valves to satisfy their needs. WALWORTH always
keeps these valves in stock in the most common trims used in the industries. This product line is manufactured as per API-600 design
requirements for gate valves; API-623 for globe valves and API-6D & API-594 for swing check valves.
One of the most important features of WALWORTH Cast Steel Valves is its guarantee to meet and exceed 50 ppm maximum low
fugitive emissions leakage rate as furnished “off the shell” without a Customer’s special order requirement.
WALWORTH valves were tested in accordance with API-591 RP and approved.
WALWORTH offers the majority of materials known and used for this product line, including but not limited to: