亚洲AV秘 片一区二区三3,97久久久久精品美女高潮喷水,亚洲AV噜噜狠狠麻豆,激情婷婷久久综合一区

【Scope of application】

It is professionally used to test the lateral pressure resistance (lateral rigidity) performance of the helmet and the strength of the chin strap of the helmet. The whole machine is uniquely designed and has reliable performance. It is widely used in special labor protection equipment supervision and inspection stations, building science research institutes, and construction projects. Testing stations, power departments, and safety helmet manufacturers.

【Related standards】

GB/T 2812-2006 "Test Methods for Safety Helmets", GB/T 2811-2007 "Safety Helmets"

【technical parameter】

1. LED digital display real-time test force value, automatically save* force value (optional LCD touch screen control, with force value curve)

2. Measuring force value range: 0～750N; accuracy 1%

3. LED digital display real-time distance

4. Test range: 100mm; displacement display accuracy: 0.1mm

5. Timer range: 0~99min; time display accuracy: 0.1s

6. Equipped with a special test head model (chin strap strength test)

7. Equipped with a special artificial chin (chin strap strength test)

8. Equipped with a special test panel (lateral rigidity test)

9. The stainless steel lever is used to lift and fall freely, and the operation is simple and convenient

10. High-precision distance measuring device, real-time display of the distance between the two plates, with a resolution of 0.1mm

11. With upper and lower limit protection function, automatic alarm prompt when the upper and lower limit is reached

12. Dimensions: 400*600*1100mm

13. Weight: 45kg

14. Power supply: AC220V 50Hz