GB/T 4447-2025 Active
GB/T 4447-2025 Ships and marine technology—Sea-going vessels—Windlasses and anchor capstans
Abstract
This document specifies the design and structure, requirements, acceptance tests, and marking and labeling requirements for anchor winches and anchor hoists used on marine vessels. This document applies to electric, hydraulic, pneumatic, or externally driven anchor winches and anchor hoists used on marine vessels, with the main types as follows: -- Symmetric double anchor chain wheel anchor winches (Type 1); -- Single anchor chain wheel anchor winches (Type 2); -- Single anchor chain wheel anchor devices (Type 3 and Type 4); -- Anchor hoists (Type 5); -- Double anchor chain wheel coupled anchor winches (Type 6). Anchor mooring combination machines are also subject to ISO 3730 in addition to this document. Note: Please pay attention to the requirements of relevant classification societies or flag state governments.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 4447-2025 |
| CCS | \nShip electrical, communication, and navigation equipment |
| ICS | Ocean-going ships |
| Implement Date | 2025-11-01 |