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This post was last edited by security on 2011-5-3 11:48. Please share what imported valves are known to be manufactured in China, and what types of valves they mainly produce. Are there any that manufacture high-pressure gate valves?
Parker Hannifin of the United States. There are factories in both Shanghai and Taiwan: the valves they manufacture are mainly hydraulic and pneumatic valves!
Steam industry: Spirtus, Armstrong, and Asahi all have factories in China, with non-critical components being produced locally
FISHER has a factory in Tianjin, MASONEILAN has one in Suzhou, KOSO has one in Wuxi, PARCOL has one in Yixing, and so on.
Poster: High-pressure valves are available in China; the manufacturer is Cameron, located in Weifang. They offer ball valves and gate valves in sizes from 2 to 24 inches, with pressure ratings ranging from 150 to 1500. Feel free to contact them if you need them
Bore has a factory in Hangzhou. The downside is that the product packaging does not have any Chinese labels, leading users to mistake it for an imported original product. This also does not comply with China’s regulations on trademark use. This is probably the approach adopted by many joint ventures and independent companies. That’s not authentic!
Hitachi HITACHI steam stop valves, VENN steam pressure reducers
This post was last edited by security on 2011-5-3 11:48. There are differences between domestic and imported products, but it still depends on what product you are using. Many imported valves are actually manufactured in China and then resold in the domestic market. Don’t spend money just for the label of being imported. The quality of valves produced domestically is not necessarily worse than that of imported ones, and imported valves are not necessarily better than those made at home. That’s more or less what it means by saying that a monk from another place is better at chanting prayers. We once imported a valve and sent it to the customer, who gave it a very poor review, saying it kept breaking down. :Phenomenon: Nowadays, many well-known valve manufacturers abroad rely on an agency system, and many of these agencies have relatively weak technical capabilities, which leads to difficulties in after-sales service. At present, more and more valve manufacturers in China are striving to improve the quality of their valves; at the same time, prices have also increased (which I believe is inevitable). If, in a particular project, domestic valves compete with imported valves, and the market shows that domestic valves perform better, have a longer lifespan, are slightly cheaper (not by much), and offer better after-sales service, would you choose domestic valves or imported ones? Ignoring business considerations, if you choose domestic products, would you still try hard to negotiate a lower price? If an importer of valve agents offers you a high rebate, while domestic ones do not or offer only a small one, how would you choose? 1. The sanitary grade means meeting requirements such as GMP (or FDA), U.S. 3A certification, and sanitary permits. 2. The requirements for this sanitary grade relate to the material used; at minimum, stainless steel is required, with 316L being the standard material used in most cases. One aspect is polishing accuracy, that is, there are certain requirements regarding surface smoothness, which must be at least 0.8Ra. 4 Another aspect is the processing requirements; there must be no dead corners. All inner surfaces must be smooth.
OP, as the person in post 8 said, that’s indeed the case: most imported valve manufacturers have agents based in China, resulting in poor after-sales service and extremely high prices – sometimes more than ten times higher than those in China. Moreover, the long delivery times due to air or sea shipping are detrimental to project progress. I recently encountered such a situation; the delivery times and prices for valves were outrageous. However, since the clients were foreigners who didn’t trust Chinese manufacturers, they opted to buy foreign products, which caused the construction progress to be delayed again and again.
Reply 1# *aoaild Our company’s predecessor was Tianjin Tanggu Valve Factory; it invested in a joint venture with the American company Watts Water Technologies to establish Tianjin Watts Valve Co., Ltd. in 1994. Later, for various reasons, the company was resold. It is said that Watts acquired Changsha Valve Factory. As far as I know, the quality of the butterfly valves and check valves produced by our factory is no less than that of Watts. Many domestic companies are also trustworthy
Give a thumbs up to domestic valves! It is hoped that more domestic valves will be used in future projects.