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……
Many corporate customers are often confused about the anti-corrosion level, protection level, and explosion-proof level that their products should have. Since there is only a one character difference ……
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……
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……
.jpg "Differences Between the North American and the China/IEC Ex Certification System")
