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ASTM F841-84(2011)

Заменен
Standard Specification for Thrusters, Tunnel, Permanently Installed in Marine Vessels — 6 стр.
Реферат

This specification supplies the general characteristics and requirements, and interface details of propeller-type, fixed-tunnel thruster units that are permanently installed in marine vessels or structures. Thrusters manufactured in accordance with this specification shall be identified by the following types and grades: Type Ifixed pitch; and Type IIcontrollable pitch; Grade 1intermittent duty for docking and navigation; and Grade 2continuous duty for stationkeeping or dynamic positioning. The thrusters shall meet the design, manufacturing, dimensional, and workmanship requirements specified herein.

Область применения

1.1 This specification supplies general characteristics and interface details of propeller type, fixed-tunnel thruster units permanently installed in marine vessels or structures.

1.2 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard.

Note 1—This specification supplies only general design, interface, and purchase information and does not include requirements for use, thruster controls, or associated equipment. The purchaser of the thruster equipment specified herein is cautioned that he must properly correlate the operating requirements with the thruster specified.

1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

ICS
47.020.70 Navigation and control equipment / Навигационное оборудование и приборы управления
Сборник ASTM
01.07 Ships and Marine Technology (I): F670 – F1511 / Судоходные и Морские Технологии (I): F670 – F1511
Тематика
Steel--Structural, Tubes, Plate, Coated