True and false identification of bearing

True and false identification of bearing - 2020 11 - 1, what is a counterfeit bearings? 'false' and 'true' relatively. Normal production manufacturer of bearing, the design, processing, testing, such as basis, and process control, product quality is guaranteed, can satisfy the design requirements. On the contrary, false bearings are those inferior quality, shoddy, short of using the technical requirements of non-conforming. Bearing as a basic parts, standard parts, hardware, industrial products, the definition of the true and false and judgement is more complex. Reverse design, for example, bearing company other companies' products, for enterprise is generic real or fake? Formal bearing the company's branded products real or fake? Foreign brands product service life half a year, the service life of domestic brands for 3 months, the domestic brand bearings is false? But 'there is no true and false, only good or bad, is wrong! False is false, and the products are national customs and inspection unit target object, such as law enforcement agencies which are inferior in quality, shoddy bearing products. 2, the harm of fake bearing counterfeit bearings through disrupt the normal market order, such as price, reputation, the interests of the damage to the normal manufacturer. More important is inferior product may result in unexpected accident, causing a greater loss. Especially for the major equipment, such as generator, train wagons, steel mills, and motor vehicles, fatalities due to counterfeit bearing case everywhere. Therefore, in this respect by countries also unceasingly to enhance investigation dynamics, to curb the spread of counterfeit bearings. 2016 - In 2019, according to a high incidence of bearing goods infringing, Shanghai customs to carry out the special action, discovered a total 129, bearing cases almost covers all bearing the brand famous at home and abroad, and the Shanghai customs can also be the world bearing association ( WBA） Joint work. Increased along with the development of the Internet, online mall, counterfeit bearings, abuses further spread on the Internet. But for counterfeit bearings is investigated, countries have been action. 3, how to identify true and false, who need to identify true and false bearings bearing? User is, of course! Main bearing users is the machine factory, equipment factory, these key customers is the core of bearing enterprise customer base, usually purchase quantity is big, almost all dealers purchasing bearing enterprise and for these groups, the concerns of the false bearing is very weak, the quality accident not apportionment to the bearing has good, bearing the enterprise will not from officialdom. After another important user is maintenance market, such as mine, papermaking, machine tool equipment, transmission equipment, vehicle maintenance, etc. , need to change the bearing, the market demand is very big. Continue to put into operation as soon as possible in order to be able to make the equipment, guarantee the equipment normal use, the group is very need to get quality goods bearing as soon as possible, but due to restrictions, such as link, the delivery time they need to buy from on the market as soon as possible to replace bearings, faced with the bearing of true and false identification. If just change a bearing (to the kid's toy car home Must have a certain ability and appropriate tools) We hold waste, buy a line control, consideration may be the main is the price. But cannot careless machine equipment replacement bearings use, to use authentic bearing, will also get the correct disassembly. So how do we identify bearing? See a brand packaging? The steel seal? The origin? The bar code? See the inner packing? The chamfering? Try rotating flexibility? These are the necessary way to! But it does not necessarily ensure that we can buy the real thing. Because it is difficult to identify counterfeit bearings! Their appearance and quality goods, you may can't tell the difference, they may not have scratches, rust or stain, they may not be cheaper than the real thing. Because we can't see the material, heat treatment and tolerance grade ( Products bearing the various measurements) , all of these need professional detection. 4, how to avoid buy fake bearings? From the authorized dealer to buy! From the authorized dealer to buy! From the authorized dealer to buy! Some brands of bearings, want to get the real thing, there is a cycle dealers may also have problems, but the two type of harm to take its light, always facing choices in life, not to choose is also a kind of choice. （ Source: the journal bearing)