Product Overview

Arflu Nozzle Check valves are designed and manufactured according to the following International codes. See below some of them.
DESIGN AND MANUFACTURING:
ASME B 16.34: Valves-Flanged, Threaded, and Welding End.
EN12516: Industrial valves. Shell design strength. Tabulation method for steel valve shells

INSPECTION AND TEST:
API 598: Valve Inspection and Testing.
EN12516: Industrial valves. Shell design strength. Tabulation method for steel valve shells

FLANGE DIMENSION:
EN 1092-1: Flanges and their joints. Circular flanges for pipes, valves, fittings and accessories, PN designated. Steel flanges.
ISO 7005-1: Steel flanges for industrial and general service piping systems.
BS 4504 Sect.3.2: Circular flanges for pipes, valves and fittings (PN designated). Steel, cast iron and copper alloy flanges. Specification for cast iron flanges.
ASME B16.1: Cast Iron Pipe Flanges and Flanged Fittings.
ASME B16.5: Pipe Flanges and Flanged Fittings.

* Other standards/materials under request