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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In recent years, with the increase of oxygen consumption, oxygen pipelines are used by large oxygen users. Due to the long pipeline and wide distribution, and the quick opening or closing of valves, the combustion and explosion accidents of oxygen pipelines and valves occur frequently. Therefore, i ...

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What is self tapping screw? As the name implies, it simply means a screw that can be tapped by itself. The difference between self-tapping screw and general screw is that the general screw must have a machined screw hole to screw in. Self tapping screw is not necessary, while screwing in the tappin ...

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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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