Energy & PowerHeat Recovery & Boiler
Turbine bypass valve body / steam stop valve body
ASME B16.34. EN ISO 15761 (steel valves). Stellite or SS hard-facing on seats. PWHT mandatory for WC9.
Specifications
Material
Cast steel ASTM A217 WC9 (Cr-Mo for HP steam); CF8M SS (wet steam stages)
Grades
WC9;CF8M
Material Class
Cr-MoCast Steel
Applicable Standards
ASME B16.34ASTM A217ISO 15761
Common Processes
Resin sand / investment (small valves)
NDT & Inspection
RT; PT/MT; hydrostatic steam test; dimensional; hardness
Typical Specs & Notes
ASME B16.34. EN ISO 15761 (steel valves). Stellite or SS hard-facing on seats. PWHT mandatory for WC9.
⚠ Caveats
PWHT mandatory for WC9.