GB/T 47249-2026 Active National standards

GB/T 47249-2026 Ships and marine technology—Design requirements for international ballast water transfer connection flange

Publish Date: 2026-03-31 Implement Date: 2026-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 47249-2026

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Marine pipe fittings

ICS Name: \n Piping system

Publish Date: 2026-03-31

Implement Date: 2026-07-01

Pages: 16 pages

Scope

This document specifies the materials and equipment, processes, dimensions, markings, quality assurance, ordering information, and installation of internationally standardized flanges for the transfer of ballast water between ships and onshore reception facilities, or between ships themselves.
This document does not address any modifications to the ship's ballast water piping system for connecting to onshore facilities (e.g., the piping configuration from the ship's machinery spaces to the main deck delivery area).