Mô tả
Valve size NPS ½ to 2
Pressure rating Class 150 and 300
Temperatures 14 to 430 °F (–10 to +220 °C)
Standards ANSI, ASME and ASTM
Versions
Standard version with PTFE packing for temperatures from 14 to 430 °F (–10 to +220 °C) with threaded ends (Fig. 1) or flanges (Fig. 2)
– Type 3522-1 · NPS ½ to 2 with Type 3271 Pneumatic Actuator
– Type 3522-2 · NPS ½ to 1 with Type 3372 Electropneumatic Actuator
– Type 3522-7 · NPS ½ to 2 with Type 3277 Pneumatic Actuator for integral positioner attachment
Further options
– Adjustable graphite packing
– Stellited® trim
– Additional handwheel · see Data Sheet u T 8310‑1
– NACE version acc. to ISO 15156, MR0103:2007, MR0175:2002
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