Product Name:Negative Pressure Resistance Testing Machine
Product Description:
?Equipment introduction?
Negative Pressure Resistance Testing Machine is used for the negative pressure resistance test of vacuum brake hose, it has a simple structure and stable performance, adopts automatic pressure control and automatic timing, and automatically stops the test after reaching the set pressure and time, it is the preferred measuring system for detecting hoses. The measurement of vacuum degree of brake hose in GB16897 is only required to be determined in the vacuum brake hose.
?Technical parameters?
Test channel: 1 channel
System limit vacuum: -95KPa ?±1% F?S
Timing range: 0-9999min
System pipeline: All stainless steel pipeline connection
Control mode: Automatic pressurization, pressure control, automatic timing, automatically counts after pressurizing to the set pressure, automatically stops the test after reaching the set time.
Test piece connection form: Quick plug connection method
Overall dimension: 1000m?L?×400m?W?×1400m?H?
?Test methods?
Test of the change of outer diameter of vacuum brake hose assembly after negative pressure resistance:
A. Take a brake hose with a length of 304 mm and one end sealed to measure the outer diameter of the brake hose;
B. Connect the brake hose to the vacuum pressure source, apply to the brake hose vacuum degree 85 kPa ± 3 kPa pressure for at least 5min; Measure the size of the maximum deformation of the brake hose under the vacuum degree.
Price:10.00
Product Website: https://www.zwh-autotest.com/hose-test-equipment/negative-pressure-resistance-test-stand.html
Company Description
SHENYANG ZIWEIHENG TESTING EQUIPMENT CO.,LTD
Address:LiaoNingLiaoNingShenYangYuhongNo.5 Jinling Road, Zisha Street Yuhong District Shenyang City Liaoning Province
Descption:SHENYANG ZIWEIHENG TESTING EQUIPMENT CO.,LTD (abbreviation: ZWH or Ziwei Test) was founded in 1996,headquartered in Shenyang City, Liaoning Province. It is an international brand of pressure/flow/temperature/durability test equipment manufacturer and solution provider. It is also a comprehensive third-party organization integrating testing, calibration, inspection and technical services. The products cover the core fields of aeronautics&astronautics, national defense military industry, automotive, rail transit, ship heavy industry, nuclear industry, household electrical appliances, sanitary ware, fire protection, etc. After more than 20 years of vigorous development, it has become the most influential and dynamic new technology high-tech enterprise in the northeast of China.
Since its inception of Ziwei Test, its business has expanded to automotive/ aeronautics&astronautics /rail transit/ship heavy industry/construction/nuclear industry/household electrical appliances/ sanitary ware /fire protection and many other fields. The output value has exceeded 100 million yuan for six consecutive years. The company has 256 employees. 72 Research and Development personnel, 28% of the total number of employees, the proportion of scientific and technical personnel is reasonable, the staff structure is reasonable, more than 90% of the company's technical centers are technicians with bachelor's degree or above. The company covers an area of 33 acres, with a construction area of 13,500 square meters and a factory building area of 10,500 square meters.
Registered Capital:100
EmployeeNum:256
SHENYANG ZIWEIHENG TESTING EQUIPMENT CO.,LTD
Contact:LiuDong
Telphone:86-024-25366310
Fax:86-024-25366346
Email:ziweiwaimao@aliyun.com
Company Website: http://www.zwh-autotest.com

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