Oil & GasManifolds & Process Fittings
Production manifold body / header castings (wellhead gathering)
ASME B16.34 / API 6D. NACE MR0175 for H₂S. Flanged connections: ASME B16.5 or API 6A (wellhead). Wall thickness per ASME B31.3.
Specifications
Material
Cast Steel WCB (sweet service); LCC (low temp); CF8M SS; WC6 (Cr-Mo elevated temp)
Grades
WCB;LCC;CF8M;WC6
Material Class
Cr-MoCast Steel
Applicable Standards
NACE MR0175API 6DASME B16.34API 6AASME B16.5ASME B31.3
Service Conditions
sour servicelow temperature
Common Processes
Resin sand / furan no-bake (complex multi-port geometry); heat treat; PWHT
NDT & Inspection
RT (100% ASME B16.34 or equivalent); MT; hydrostatic; dimensional (port alignment); PMI; hardness
Typical Specs & Notes
ASME B16.34 / API 6D. NACE MR0175 for H₂S. Flanged connections: ASME B16.5 or API 6A (wellhead). Wall thickness per ASME B31.3.