Recently, the DFB (1400-4400 standard specifications)/300, DJB600/470, DJB800/420, DJB (1000, 1200)/300 metal roof beams independently developed and produced by China Coal Group, of which 4 types of hinged specifications, non The articulated 16 specifications and models have successfully passed the certification of the National Mining Product Safety Marking Center of the safety standard and obtained the national mining product safety mark certificate. Up to now, our group has obtained mining single hydraulic props, scraper conveyors, dump trucks, fixed wagons, flatbed trucks, material trucks, winches and other series of products with more than 200 models of mining products. Safety mark certificate, the product is very guaranteed in terms of quality and safety.
The Safety Standards National Mining Product Safety Marking Center is authorized by the State Administration of Work Safety to implement the management of mining product safety marks, organize the implementation of technical reviews, on-site reviews, product sampling inspections, issue safety marks and supervise the enterprises after holding the certificates Management, etc., effectively curb the entry of fake and inferior products into the mine, which is an effective way to ensure coal mine safety. Only when enterprises obtain coal safety certification can their products enter the coal industry.
The Safety Standards National Mining Product Safety Marking Center is authorized by the State Administration of Work Safety to implement the management of mining product safety marks, organize the implementation of technical reviews, on-site reviews, product sampling inspections, issue safety marks and supervise the enterprises after holding the certificates Management, etc., effectively curb the entry of fake and inferior products into the mine, which is an effective way to ensure coal mine safety. Only when enterprises obtain coal safety certification can their products enter the coal industry.
