Construction instructions for butterfly valve shared by the JIS Marine valve Supplier.
1, the installation should protect the butterfly valve, do not let the butterfly valve by knock or impact.
2, before installing butterfly valve, check to confirm whether the specifications and models of the butterfly valve to be installed match the working condition, in addition to check whether the butterfly valve is damaged, turn the stem several times, see if there is any problem. Remove debris and dust from valve body.
3, if it is a large butterfly valve, it needs to be hoisted and installed, do not tie the rope on the hand wheel or valve stem of the butterfly valve, so as to avoid damage to these parts.
4, before the butterfly valve installed in the pipeline, in addition to ensure that the butterfly valve is clean, for the pipeline to be connected, also must be cleaned, to ensure that the pipeline is clean.
5, when installing flange butterfly valve, the bolts passing through valve flange and pipeline flange must be tightened symmetrically and evenly. Both sides of the flange should be parallel, leaving a certain gap, so as not to produce too much pressure flange butterfly valve.
6, for butterfly valves that need to be welded and installed with pipelines, the welding procedure is spot welding, then fully open the closing part, and finally completely welded. After the butterfly valve is installed, it is not possible to weld the flange again, which will burn the rubber parts and anticorrosive coating of the valve.
Butterfly valve installation needs to explain there are many, here because of the length of reasons, so much is introduced. If you also want to know more about butterfly valve installation knowledge, you are welcome to learn on the official website. Valve to provide you with the most abundant knowledge of butterfly valve products.
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