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I saw a post in which several marine enthusiasts were complaining about having purchased branded valves from large manufacturers, which caused them a lot of trouble. Everyone offered suggestions on how to avoid buying such branded valves ? ?
【Haichuan Pipeline Construction】Series Summary Post https://bbs.hcbbs.com/thread-3272979-1-1.html (Source: Haichuan Chemical Forum)
This post was last edited by CHANGBAISHI on 2021-12-7 at 08:31. In fact, it’s all understood unspokenly – as long as the money is spent, things will generally be covered. Or purchase directly from the manufacturing company. Such phenomena mostly occur because of suppliers designated by the corporate pests, in other words, orders are given from above and implemented below. Also, go out and gain more experience in the market. For reference.
One point you raised is very important: purchasing directly from the company
During the construction of a large ethylene plant, it was discovered that the valves purchased by the procurement department from a well-known valve manufacturer were actually being delivered from a hall rented out in the vicinity of the construction site. This seemed strange, so an inspection of the hall was carried out suddenly, and it was found that a group of women were taking valves out of burlap bags and attaching the manufacturer’s labels to them. Evidence was collected and reported to the relevant authorities promptly. An investigation by the disciplinary committee revealed that this was the result of collusion between certain employees in the procurement department and illegal vendors from Fujian, who used inferior valves to pass them off as products from reputable manufacturers. The use of these counterfeit valves in large-scale construction projects was stopped right away.
A lot of work is required for this, and it depends on whether the client is willing to put in the effort. Private labeling is a common practice, and it is also related to the purchasing party’s mindset; there are methods available after all
Actually, this thing is very easy to identify. Usually, the English abbreviations for products from large manufacturers, or the manufacturer’s logo in Chinese characters, are engraved on the valve body. I’ve also encountered cases where pressure symbols and numbers were welded onto the valve body, making it difficult to identify them if one isn’t careful. It’s usually because of various recommendations from a certain person that one is forced to do it,,,
Add: in-process inspection, final inspection; a third party can be engaged
There are many fake and low-quality valves in Hebei and Fujian areas.
Procurement mainly involves issues of processes, control, and supervision. First, it is necessary to evaluate the manufacturers, as well as their distributors and agents; those that meet the standards are included in the supplier list. When making purchases, whether in small quantities or in large volumes, suppliers from the approved list should be requested to supply the goods. Control the price; don’t seek cheap options. During the production process, third-party supervision is carried out, and self-supervision is also required. A quality guarantee deposit is necessary; the 3331 payment method could be considered as a reference. In fact, it’s inevitable that some dealers will do such things, but what’s needed is a correct process, proper creditworthiness on the part of suppliers, as well as effective means of oversight. I’ve seen recycled second-hand valves, branded valves, and valves produced without proper licenses. The list is endless. Sometimes the weight of the valve is also one of the evaluation criteria.