GB/T 12534-1990 PDF English
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GB/T 12534-1990: Motor vehicles. General rules of road test method
---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT12534-1990GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 75.160.20 E 31 Replacing GB 1334-77 Motor vehicles - General rules of road test method APPROVED ON. 1990-12-12 Implemented on. 1991-09-01 Approved by. The State Bureau of Technical Supervision
Table of Contents
1 Subject Content and Scope of Application... 3 2 References Standards... 3 3 Test Conditions... 3 4 Test vehicle preparation... 5 Additional information... 6 Motor vehicles - General rules of road test method1 Subject Content and Scope of Application
This Standard specifies the test general conditions and preparation of vehicles in the vehicle road test method. This standard is applicable for all kinds of vehicles.2 References Standards
GB/T 12548 Motor vehicles - Speedometer and odometer - Calibration method GB 7258 Safety specifications for power-driven vehicles operating on roads3 Test Conditions
3.1 Laden mass 3.1.1 When there are no special provisions, the laden mass is determined by the maximum laden mass specified by the manufacturer or the maximum total mass of the vehicle specified by the manufacturer. 3.1.2 Laden mass should be evenly distributed, and the stowage should be fixed firmly, so that it will not waggle or bump out during the test; the mass of stowage should not be changed because of moist or loss of weight. Thus, evenly distributed and consistent load of mass can be ensured. 3.5 Test instruments, equipment Test instruments, equipment should be tested by measurement and within the period of validity. Before usage, they should be calibrated to meet the requirement of normal function and precision. 3.6 Test roads Unless otherwise specified, all tests should be carried out on a clean, dry, flat and straight road paved with asphalt or concrete. The length of the road is 2~3 km, the width is not less than 8m, and the longitudinal gradient is within 0.1%.4 Test vehicle preparation
4.1 Inspection of vehicle-receiving 4.2 Vehicle running-in Run in the vehicle according to the requirements of the test. Unless otherwise stipulated, the specifications of running-in should comply with the vehicle manual. 4.3.Preheating driving Before the test, the test vehicle must be performed for preheating driving, so that the vehicle motor, transmission and other parts are preheated to the specified temperature-state. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.