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The content of electrical explosion-proof safety testing in hazardous areas | Explosion proof electrical testing items

The importance of electrical explosion-proof testing. Nowadays, we need to place safety testing and inspection work in a more important position. New safety testing methods and instruments are constan……

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Partial explosion-proof certification cooperative customers

The following is a list of successful explosion-proof certification products from Zhongnuo Testing in recent times. We have professional explosion-proof technology and rich experience in explosion-pro……

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Can I apply for coal safety certification in OEM mode?

Many customers say they don't have a production factory and ask if they can apply for coal safety certification? Prior to this, the regulations of the National Safety Standards Center were that only p……

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Three certification methods for explosion-proof products

What are the current modes of explosion-proof certification in China? Explosion proof certification is the process of determining whether equipment meets the requirements of explosion-proof standards,……

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Explosion proof certification for pry mounted refueling device

Explosion proof certification method for pry mounted refueling devices: These products are relatively large in size and generally require on-site testing and certification. Certification materials inc……

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Sample of Explosion proof 3C Certification | 3C Certificate

Explosion proof 3C certification is a mandatory certification adopted by the country for some explosion-proof electrical products. The products currently included in the explosion-proof 3C certificati……

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Concepts related to explosive dust in dust explosion testing

Dust explosion: Combustible dust within the explosion limit, when exposed to a heat source (open flame or high temperature), the flame instantly spreads to the entire mixed dust space; The chemical re……

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Analysis of Dust Explosion Risk and Types of Explosion Protection

1、 Dust explosion risk analysis: Dust explosion refers to a chemical reaction in which combustible d……

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Basic Introduction and Testing Process of Dust Explosion Concentration Testing

Many dust related enterprises, such as feed processing plants, paper processing plants, etc., do not know whether the relevant workshops belong to explosive workshops and whether Zhongnuo Testing need……

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Dust explosion limit test

Dust explosion refers to a chemical reaction in which combustible dust is mixed with air in a confined space to form a dust cloud. Under the action of an ignition source, the resulting mixture of dust……

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