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Valve On the Sea [2016-11-10]For nearly one hundred years, the most general valves on ships and barges were gate, globe and check valves. Extra space is always at a reward on a ship. In the case of gate valve, the outside screw and yoke, rising stem design, often took up too much val -
POPULAR SERVICE VALVE DESIGN [2016-11-10]Another valve design that found great preference in many critical service applications is the triple-offset butterfly valve. different from non-offset butterfly valves, the triple offset design relies on torque to seal tightly, instead of disc position. M -
Commonly used materials of Valve body [2016-11-10]There are nine kinds of the commonly used materials as follows: 1. Grey cast iron, is suitable for the low pressure valves of working temperature between -15~+200℃, PN≤1.6MPa. -
The purpose of Valve maintenance [2016-11-09]The purpose of the valve maintenance operation is to ensure that the valve is in a perennial clean, good lubrication, and complete and normal operation of the state.
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