EEMUA Publication 234 (2015) is the primary international technical specification for 90/10 copper-nickel alloy piping, covering seamless and welded tubes for offshore seawater systems. It supersedes EEMUA 144, 145, and 146, providing comprehensive standards for materials, design, and manufacturing to ensure corrosion resistance in marine environments. For details, visit EEMUA Publication 234 Digital The Engineering Equipment and Materials Users Association EEMUA Publication 234 Digital
: Covers both seamless and seam-welded tubes. Seamless tubes are typically produced via extrusion, while seam-welded alternatives offer a more cost-effective solution for larger diameters. eemua 234 pdf
The document covers all protection concepts, including Ex d (flameproof), Ex e (increased safety), Ex i (intrinsic safety), Ex n (non-sparking), and Ex p (pressurized). EEMUA Publication 234 (2015) is the primary international