• SPO compact flange was developed by Steelproducts Offshore A/S, using extensive testing and finite element analysis.

• First used for a relief well riser in 1987 and subsequently for production and export risers. Today over 50,000 in service

• Engineered with additional capacity to accommodate external loads, valve neck configurations and standard make-up tools

• Independently verified as a high quality, highly reliable connector with the mechanical strength of a girth weld

• Two independent seals in series together with an additional environmental seal.

• Designed to be deployed in temperatures ranging from -200ºC to 720ºC

• One sealring size for each nominal bore

• Designed as a static connection, removing the disadvantages of the dynamics provided by conventional flanges