tennis australia qualifiers,Welcome To Visit tennis australia qualifiers INSTRUMENT CO.,LTD!

tennis australia qualifiers,tennis court size and net height,amazon jordan basketball shoes


Tel
0086-(0)755-26978980
AUTOSTRONG
Product center

tennis australia qualifiers,Material Flame Test Machine

tennis australia qualifiers,IEC60529 IPXX Test Equipment

tennis australia qualifiers,Household Safety Appliances

tennis australia qualifiers,Wire Cable Test Machine

tennis australia qualifiers,Mechanical Strength Tester

tennis australia qualifiers,Accessibility Probes ,Fingers

tennis australia qualifiers,Universal Testing Machine

tennis australia qualifiers,Environmental Test Chamber

tennis australia qualifiers,IEC62368 Standard Tester

tennis australia qualifiers,VDE0620 Test Gauges

tennis australia qualifiers,UL498 Test Gauges

tennis australia qualifiers,IEC60061 Test Gauge

tennis australia qualifiers,Withstanding Voltage Tester

tennis australia qualifiers,Switch Life Tester

tennis australia qualifiers,EMI EMC Tester

tennis australia qualifiers,Plug and Socket Test Gauges

tennis australia qualifiers,Toy tester

tennis australia qualifiers,Freezing Load Test Package

tennis australia qualifiers,Concrete Test Hammer

tennis australia qualifiers,Battery Tester

Contact Us
Telephone:0086-(0)755-26978980

play pontoon onlineEmail:Sales@hkauto.com.cn

Address:4F, I Building, Huafeng High Tech Industry Zone, Shajing Town, Baoan District, Shen Zhen City,P.R.China. Zip Code:518104

prevnext

IEC60335-1-21.2 Scratch Resistance Tester

Description:Scratch resistant coating test uses a hardened steel needle to scratch, the ends should be tapered needle, an apex angle of 40 °, the tip should be rounded polished, rounded with a radius of 0.25mm ±0.02mm.
Application Technical Parameter Reference Standards
     
    Scratch resistant coating test uses a hardened steel needle to scratch, the ends should be tapered needle, an apex angle of 40 °, the tip should be rounded polished, rounded with a radius of 0.25mm ±0.02mm.

    Scratches through five pairs of conductive parts, including where the interval, the middle interval should be subject to the greatest potential gradient at the site of the test. When the scratch test, maintaining 80-85 ° with the horizontal plane in the needle, the speed of 20mm / s ± 5mm / s were scratches.

   Of the needle should be combined with the appropriate load, so that the needle along its axial direction to exert a force of 10N ± 0.5N, scratches each interval is at least 5mm, and the edges of the sample are separated by at least 5mm.


* necessaryOnline Message:
* Webpage: Automatic acquisition
* Your Name: Please enter your name
Tel: Please enter your telephone
* Your E-mail:
* Message:
Please enter the number and description in order to send your product。
code: 看不清?点击更换
webmaps
cricket wireless stock marketsports betting in californiatexas holdem rivernorth carolina a&t vs south carolina state basketballpro soccer data prijsxara soccer geartennis shoes under dream league soccer logo url barcelonasoccer team in londontennis predictions 1x2hero i leaguehero i leaguetennis world number 1basketball bag bigbc lotto play nowracing schedule in indiajordan obi basketballsoccer star versionwest zone soccer reginalightning dicevolleyball terms and meanings