N201 Pneumatic small control valve
N202 Pneumatic cage guided high performance control valve
N203 Pneumatic cage guided large control valve
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.

Specifications
Type: Pneumatic single-seated globe control valves
DN(mm): DN15 ~ DN450 (1/8"~18")
PN: ANSI 125 ~ 600; JIS 10 ~ 40K
Connection: Flanged connection: FF, RF, RJ, LG, MFM
Flange standard: ANSI B16.5-1981; JIS B2201-1984
Welding connection: Socket weld (SW); Butt weld (BW)
Material WCB, CF8, CF8M, C-276, Ti
Bonnet type: Normal temp. (P): -17~+230 centigrade degree
Extension I(EI): -45 ~ -17 centigrade degree, +230 ~ +566 centigrade degree
Extension II(EII): -100 ~ -45 centigrade degree
Extension III(EIII): -196 ~ -100 centigrade degree
Gland: Compact with bolt
Packing: V-shaped PTFE, PTFE impregnated Asbestos, Asbestos braid, Graphite
Flow characteristics: Liner; Equal percentage
Ambient temperature: -30~+70 centigrade degree
Leakage: ANSI Class IV~VI