Zhongnuo Testing provides professional technical training on explosion-proof electrical equipment, including: 1. Explosion proof electrical knowledge training 2. Explosion proof electrical standard tr……
We know that the explosion-proof system in North America is very different from that in China/IEC/EU regions. Not only do they implement different standards, but their explosion-proof markings are als……
The North American Explosion proof Certification System (NEC system) has significant differences from China's national standard system supported Explosion proof Certification System (GB system) in ter……
With the development of the world's energy and chemical industries, the construction of explosive hazardous environments is becoming increasingly widespread, and the prevention and acceptance of explo……
In recent years, with the continuous development of society and the increasing prominence of safety accidents, people's awareness of safety production has also been constantly improving. It is urgent ……
Corrosion prevention is the use of various methods to protect metal objects that are prone to rusting, in order to extend their service life. Generally, physical corrosion prevention, chemical corrosi……
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.jpg "Difference between North American Explosion proof Mark and IEC/GB Explosion proof System Explosion proof Mark")
.jpg "Differences between North American Explosion proof Certification System and China/IEC National Explosion proof Certification System")
