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Database: 365,228(8 Aug 2026)
boom unit scopethis standard grab dredgers boom device technical requirement boom pulleys geographical indication ― jiugui liquor ultrasonic plate wave octave sound power level
JT/T 177.4-2002 in English

JT/T 177.4-2002 in English

VALID

Repairing technical requirement for special equipment of grab dredgers Part 4: Boom unit

  • Issued on:2002-03-07
  • Implemented on:2002-05-01
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD): $80.00
$78.00
Standard No: JT/T 177.4-2002
Document status: VALID
Title in English: Repairing technical requirement for special equipment of grab dredgers Part 4: Boom unit
Title in Chinese: 抓斗挖泥船专用设备修理技术要求 第4部分:吊杆装置
Language: English
File Format: Electronic (PDF)
Delivery: Via email within 1~3 business days
Issued on: 2002-03-07
Implemented on: 2002-05-01
Superseding: JT/T 180-1995 Repairing Technical Requirement for Boom Unit of Clamshell Dredge
Chinese Classification: R33-Dedicated ship maintenance and service equipment
Professional Classification: JT-Transport
Related Keywords: boom unit scopethis standard
grab dredgers
boom device
technical requirement
boom pulleys
Related Topics: Professional setting
dredger
Boom installation

本标准规定了吊杆装置易损零件的修理技术要求。
本标准适用于抓斗挖泥船旋转机构吊杆滑轮、滑轮轴、吊架的修理。


Scope

This standard specifies the technical requirements for the repair of vulnerable parts of the boom device. This standard is applicable to the repair of boom pulleys, pulley shafts and hangers of the rotating mechanism of grab dredgers.

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