Industry news
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Valve design standard
Valve design standard ASME American Society of Mechanical Engineers ANSI American National Standards Institute API American Petroleum Institute MSS SP American Standardization Association of Valves and Fittings Manufacturers British Standard BS Japanese Industrial Standard JIS / JPI German Nation...Read more -
Valve installation knowledge
In the fluid system, the valve is used to control the direction, pressure and flow of the fluid. In the process of construction, the quality of valve installation directly affects the normal operation in the future, so it must be highly valued by the construction unit and production unit. The va...Read more -
Valve sealing surface, how much knowleage do you know ?
In terms of the simplest cut-off function, the sealing function of the valve in the machinery is to prevent the medium from leaking out or blocking the external substances from entering the interior along the joint between the parts in the cavity where the valve is located. The collar and compone...Read more -
Analyses on Development Factors of the Chinese Valve Industry
Favorable factors (1) The “13th Five-Year” nuclear industry development plan stimulating the market demand for nuclear valves Nuclear power is recognized as the clean energy. With the development of nuclear power technology as well as its enhanced security and economy, the nuclea...Read more -
Attractive opportunities in upstream oil & gas
The upstream oil & gas opportunities for valve sales are centered on two primary types of applications: wellhead and pipeline. The former are generally governed by the API 6A Specification for Wellhead and Christmas Tree Equipment, and the latter by the API 6D Specification for Pipeline a...Read more -
What the meaning of De.DN.D.d
DN (Nominal Diameter) means the nominal diameter of the pipe, which is the average of the outer diameter and the inner diameter. The value of DN =the value of De -0.5*the value of tube wall thickness. Note: This is neither the outer diameter nor the inner diameter. Water, gas transmission steel...Read more