On May 11, my countrys first domestically produced deepwater subsea oil tree was installed in the sea area of Yinggehai, Hainan. This equipment is an important part of the subsea oil and gas production system engineering demonstration project led by CNOOC, marking a key step in the development of…
View detailsThe standards and specifications for valve pressure testing are as follows:1. In general, the valve is not subject to strength test, but the repaired valve body and bonnet or the valve body and bonnet with corrosion damage should be tested for strength. For the safety valve, its constant pressure…
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