API 6A Type 6B 5000 PSI Weld Neck & Blind Flanges

api 5000Beware, some suppliers and manufacturers supply normal A105N 36K material flanges stamped as 3,000 or 5,000, these interconnect with API sizes (example a 2 ANSI A105 1500 class flange rated at 3,700 psi CWP is the same asAPI-5000 Advanced Photomask Inspection System for sub-wavelength lithography is a hh