GB/T 31895-2015Umbrellas—Test method of wind resistance (English PDF)
伞类产品 抗风强度测试方法
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
September 11, 2015
Implementation date
April 1, 2016
Scope
GB/T 31895-2015 is the English-translated version of 伞类产品 抗风强度测试方法.
GB/T 31895-2015 is the Chinese standard "Umbrellas—Test method of wind resistance". Its scope clause reads: This standard specifies the test equipment products umbrella wind strength, the test conditions and test procedures.
This standard applies to different materials and fabrics umbrella stand made handheld and fixed umbrella umbrella wind strength test. Its clauses include terms and definitions; test principle; test equipment.
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Document preview — GB/T 31895-2015
National Standard of the People's Republic of China
- ICS
- 97.180
- Classification
- Y 89
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Terms and definitions
- 3 Test principle
- 4 Test Equipment
1 Scope
This standard specifies the test equipment products umbrella wind strength, the test conditions and test procedures.
This standard applies to different materials and fabrics umbrella stand made handheld and fixed umbrella umbrella wind strength test.
2 Terms and definitions
The following terms and definitions apply to this document.
2.1 Handheld umbrella
Easy to use hand held mobile umbrella.
[QB/T 4742-2014, Definition 3.1]
2.2 Fixed umbrella
Other auxiliary required when using fixed wing.
[QB/T 4742-2014, the definition 3.2]
3 Test principle
Simulate the natural environment of the wind strength wind strength test umbrella umbrella bone and umbrella pole.
4 Test Equipment
4.1 Wind strength tester
wind speed 0m/s ~ 18m/s. Impeller diameter 1000mm, blade angle of 60 °. Each foot member
1 inch as shown in FIG.
4.2 anemometer
0.3m/s ~ 45m/s.
4.3 Stopwatch
minimum scale value of 0.1s.
4.4
fixture.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
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