Application: Water supply, Oil, Gas, Petrochemical, Irrigation, Fire Services, Construction and General Industrial Applications
Material: Mild Carbon Steel
ANSI B16.5 – Pipe Flanges and Flanged Fittings (American)
AS2129 – Flanges for Pipes, Valves and Fittings (Australian)
BS4504 – Circular Flanges for Pipe, Valves and Fittings (PN designated) – (now BS EN1092) (European)
AS4087 – Metallic Flanges and Waterworks Purposes (Australian)
BS10 – Specifications for Flanges and bolting for Pipes, Valves and Fittings (British)
#AS2129 is a replica of BS10 but is stated in mm rather than inches. In some sizes bolt holes are slightly larger to give better clearance.