Pneumatic globe control valves
Product Description
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N201 Pneumatic small control valve
N202 Pneumatic cage guided high performance control valve
N203 Pneumatic cage guided large control valve
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Comprised of multi-spring pneumatic diaphragm actuators and globe valves, and the core is upper-guided. With compact structure and S-type streamline channel, which guarantees the large Cv and rangeability of the products.
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Specifications
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Type
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Pneumatic single-seated globe control valves
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DN(mm)
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DN15 ~ DN450 (1/8〞~18〞)
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PN
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ANSI 125 ~ 600; JIS 10 ~ 40K
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Connection
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Flanged connection: FF, RF, RJ, LG, MFM
Flange standard: ANSI B16.5-1981; JIS B2201-1984
Welding connection: Socket weld (SW); Butt weld (BW)
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Material
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WCB, CF8, CF8M, C-276，Ti
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Bonnet type
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Normal temp. (P): -17~+230℃
Extension Ⅰ(EⅠ): -45 ~ -17℃, +230 ~ +566℃
Extension Ⅱ(EⅡ): -100 ~ -45℃
Extension Ⅲ(EⅢ): -196 ~ -100℃
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Gland
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Compact with bolt
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Packing
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V-shaped PTFE, PTFE impregnated Asbestos, Asbestos braid, Graphite
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Flow characteristics
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Liner; Equal percentage
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Ambient temperature
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-30～+70℃
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Leakage
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ANSI Class Ⅳ~Ⅵ
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Product Image
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