1 in the closed position, the sphere of mechanical pressure by the role of the stem, pressed on the seat. 2 When the handwheel counterclockwise, the stem is the reverse movement, the bottom of the ang

1, brass ball valve Standard Number: GB/T15185-1994 2, industrial brass ball valves Standard Number: NF/E29-354-2003 3, the ball valve product quality grading Standard Number: JC/T783-2004

Quick Details Standard or Nonstandard: Standard

Jushui Brass Industry Co., Ltd. To create national brand products, to the implementation of independent innovation, enhance core competitiveness of enterprises, efforts to develop high-end valves,

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A gate valve is a valve that opens by lifting a round or rectangular gate/wedge out of the path of the fluid. The distinct feature of a gate valve is the sealing surfaces between the gate and seats ar

Safety valves, also identified as the strain regulators or stress regulators, have been taking part in an important role at many industrial techniques.

As the Presidential hopefuls tout their climate legislation promises and Congress continues to dance around the pending carbon policy, a strange term has arisen in the climate debate: a cap and trade