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Requirements for Relevant Materials of Coal Safety Certification

1、 Preparation of Materials for Applying for Coal Safety Certification: 1. Enterprise Standard 2. Pr……

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General requirements for explosion-proof product design

1. Explosion proof shell material 1.1 Common metal materials include cast steel, cast iron, welded s……

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What should companies do if they don't understand explosion-proof design?

Zhongnuo Testing has been engaged in the explosion-proof certification industry for many years and has encountered various customers, increasingly feeling the diversity of customer needs. As a one-sto……

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Introduction to Explosion proof Types in Explosion proof Design

1、 Explosion proof electrical equipment "d" explosion-proof enclosure: capable of withstan……

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Basic Overview of Explosion proof Design

Electric motors, electrical appliances, and instrument products used in explosive hazardous environments in petroleum, chemical, military, pharmaceutical, and other enterprises can generate arcs, spar……

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Specification for on-site explosion-proof safety inspection in dusty areas

1、 Explosion proof Safety Inspection Specification for Dust Explosion Sites GB15577-2007 Dust Explos……

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Zhongnuo Testing - Explosion proof Electrical and Dust Prevention Site Safety Inspection

Service capability and target audience ? Provide technical services such as safety production consulting, assessment, design, inspection and testing for enterprises with explosive (gas, steam and dust……

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Business scope of explosion-proof electrical safety inspection in hazardous areas

According to the AQ 3009-2007 "Explosion proof Specification for Electrical Safety in Hazardous Areas" standard, explosion-proof electrical equipment in use must be entrusted to a testing ce……

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What is the explosion-proof electrical testing cycle in use? | AQ3009 Regular Explosion proof Testing Institution

With the increasing popularity of explosion-proof electrical appliances, many explosive hazardous areas have installed and used explosion-proof electrical appliances. Many end users believe that as lo……

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Management requirements for key components and materials of explosion-proof electrical 3C certification

Key components and materials refer to the components, parts, and raw materials that play a crucial role in ensuring that certified products meet certification and standard requirements. For components……

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