CB/T 4471-2020 Active

CB/T 4471-2020 Piling boat hammer starts winch

This standard applies to the design, manufacture, and acceptance of special winches used on piling ships to start the pistons of piling hammers.

Publish Date: 2020-04-16

CB/T 4470-2020 Active

CB/T 4470-2020 Piling vessel derrick winch

This standard applies to the design, manufacture, and acceptance of the main and auxiliary pile-lifting winches used for lifting and installing piles during the pile-driving operations of pile-driving ships.

Publish Date: 2020-04-16

CB/T 3294-2020 Active

CB/T 3294-2020 Marine CO2 fire extinguishing device

This standard applies to the design, manufacture, and acceptance of marine carbon dioxide fire-extinguishing systems.

Publish Date: 2020-04-16

CB/T 624-2020 Active

CB/T 624-2020 Boat water decompression valve

This standard applies to the ship pipeline systems with media of fresh water and seawater.

Publish Date: 2020-04-16

CB/T 3001-2020 Active

CB/T 3001-2020 Basic requirements and evaluation methods for production conditions of ship repair enterprises

This standard is applicable to the evaluation of the production conditions of repair enterprises for all types of steel and aluminum general ships and steel and wooden fishing vessels at all levels. Repair enterprises for ships made of other materials may refer to and implement it accordingly.

Publish Date: 2020-04-16

CB/T 2999-2020 Active

CB/T 2999-2020 The basic requirements and evaluation methods for ship design units' design conditions

This standard is applicable to the evaluation of the design conditions that should be met by design units engaged in the design of all types and levels of ships (including ordinary ships, special ships, fishing vessels, and offshore facilities).

Publish Date: 2020-04-16

CB/Z 818-2019 Active

CB/Z 818-2019 The method for unpowered trial of a general drainage type ship model with a single paddle wheel

This guidance technical document is applicable to the self-propulsion test of single-propeller ship models of general drainage type ships and the prediction of the rapid performance of actual ships.

Publish Date: 2019-12-24

CB/Z 817-2019 Active

CB/Z 817-2019 The general method for resistance testing of ship models with drainage type hulls

This guidance technical document is applicable to the static water resistance test of single-hull drainage-type ship models.

Publish Date: 2019-12-24

CB/Z 816-2019 Active

CB/Z 816-2019 Propeller Model Open Water Test Method

This guidance technical document is applicable to the open-water testing of propellers on towing tank ships, including conventional propellers and ducted propeller models.

Publish Date: 2019-12-24

CB/Z 815-2019 Active

CB/Z 815-2019 CB/Z 815-2019 Calculation method for wind load on ships

This guidance technical document is applicable to the wind load calculation of general single-hull drainage-type ships.

Publish Date: 2019-12-24

CB/Z 814-2019 Active

CB/Z 814-2019 Cavitation propeller design calculation method

This guidance technical document is applicable to the design and calculation of cavitation propellers for all types of single-propeller and twin-propeller high-speed surface ships.

Publish Date: 2019-12-24

CB/Z 813-2019 Active

CB/Z 813-2019 Adjustable Propeller Blade Design and Calculation Method

This guidance technical document is applicable to the design and calculation of adjustable pitch propeller blades for various types of engineering vessels, including dredgers, tugboats, rescue ships, marine surveillance ships, fishery administration ships, and offshore engineering ships. However, the design of adjustable pitch propeller blades for non-main propulsion systems in dynamic positioning and in troughs is only for reference purposes.

Publish Date: 2019-12-24