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The document provides specifications for subsea wellheads, mudline wellheads, drill-through mudline wellheads and both vertical and horizontal subsea trees. It also specifies the tooling necessary to handle, test and install the equipment. The responsible German committee is Working Committee NA 109-00-01-04 AK "Bohr- und Fördereinrichtungen - Spiegelausschuss zu ISO/TC 67/SC 4" ("Drilling and production equipment - Mirror Committee of ISO/TC 67/SC 4") of the Petroleum and Natural Gas Industries Standards Committee (NÖG) of DIN, the German Institute for Standardization e. V.
Corrected edition: Corrected document: Customers who purchased the previous document DIN EN ISO 13628-4:2011-04 received free of charge