GB/T 20969.2-2007
AbolishedSpecial environmental condition - Machinery for plateau - Part 2: Requirements for construction machinery on plateau
特殊环境条件 高原机械 第2部分：高原对工程机械的要求
Application Summary AI generated
This standard specifies the technical requirements for construction machinery operating at altitudes above 1,000 meters, addressing performance degradation caused by low air pressure, temperature, and oxygen levels. It applies to the design, manufacturing, and acceptance testing of earth-moving and material handling equipment used in plateau regions such as the Qinghai-Tibet Plateau. The standard ensures machinery reliability and safety in high-altitude construction, mining, and infrastructure projects.
Related Standards
JB/T 51128-1999
Single Cylinder Diesel Engine - Block - Product Quality Grading (Internal Use)
JB/T 51129-1999
Internal Combustion Engines - Condenser Radiators - Product Quality Grading (Internal Use)
JB/T 51130-1999
Product quality grading of construction machinery disc brake
JB/T 51127-1999
Product quality grading of construction machinery hydraulic cylinder
GB/T 4652-2003
Testing method of loader for underground mining
GB/Z 26139-2010
Earth-moving machinery - Guidelines for assessment of exposure to whole-body vibration of ride-on machines - Use of harmonized data measured by international institutes, organizations and manufacturers
GB/Z 41096-2021
Earth-moving machinery—Conformity assessment and certification process
GB/Z 45864.2-2025
Earth-moving machinery—Collision warning and avoidance—Part 2:On-board J1939 communication interface
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.