ChinaSpectacle Blindmanufacturer orient steel supplies 10 Inch Spectacle Blind, made of ASTM A105, featured with 600# pressure, API 590 standard, FF face.
China Blind Flange manufacturer orient steel supplies 8 Inch Blind Flange, made of ASTM A105, featured with 600# pressure, ASME/ANSI B16.5 standard, RF face.