High-tech forward-looking control valve - metering valve appears

International development of valve technology to the present, its structure, materials and other technologies have been very mature, almost no great progress in this regard, so the direction of the development of control valves toward? Has become the international valve industry to explore the issue, the recent United States Fisher company developed a metering valve, which is based on the original 1098 series of self-regulating valve to improve the success.

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