API 6a flange | API 6a 5000 10000 weld neck flanges suppliers

api5000API 5000, 10000 are used in reference to wellhead 'christmas tree' pressure ratings as well used for the wing valve, master valve ratings. There may be hher classes asWe are a API 6A flange manufacturer,API 6A Type 6B 5000 psi(34.5 MPa) Weld Neck RTJ Flange,API 6 B 3000 psi WN RTJ Flange,API 6BX 10000 PSI Weld Neck Flange,API weld