What is a butterfly valve? Butterfly valve, also known as flap valve, is a simple control valve, which can also be used for the on-off control of low-pressure pipeline medium. Butterfly valve refers to a kind of valve whose closing piece (disc or disc) is a disc and revolves around the valve axis t ...

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Now more and more importers import stainless steel products from China to your country. In order to save you time, better understand the Chinese stainless steel market, buy high-quality stainless steel products, we wrote this article. In this post, I want to share: Basic Properties of Stainl ...

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During the test of the nut load test in the laboratory, the inspectors found that a number of nut threads had tripped. Figure 1 shows the appearance of the nut after tripping. Physical and chemical test Analysis and discussion Figure 1 Macro view of the thread of the 45 ...

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