The lug body has projecting lugs around the perimeter that allow a passage to bolt holes, same as through flanges. End-of-line service is possible with lug-style butterfly valves, although a blind fla…
Wafer butterfly valves are typically sandwiched between two flanges using bolts and nuts. The pressure of the nuts on the backside of the flange holds the valve in place. Wafer butterfly valves are th…
Glass plates are surface-treated tableware. Glass plates are clean and hygienic and do not contain toxic substances. When cooking in a microwave oven, use tableware wisely according to the c…
Choke Manifold control and implementation of oil and gas pressure control technology. In case that the BOP is off, the pressure at the bottom of well shall be kept higher than formation pre…
TBM(is short for Tunnel Boring Machine) slurry separation plant. TBM construction technology is the top technology in trenchless field. An efficient TBM slurry …
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