Mô tả
Valve size NPS 2 to 20
Pressure rating Class 150 to 900
Temperatures Up to 932 °F (500 °C)
Versions
Standard version with PTFE packing for temperatures up to 428 °F (220 °C) or with adjustable high-temperature packing up to 662 °F (350 °C), valve size NPS 2 to 20, pressure rating Class 150 to 900
– Type 3281-1 (Fig. 1) · Type 3281 Steam Conditioning
Valve and Type 3271 Actuator with 350 to 2800 cm² actuator area
– Type 3281-7 · Type 3281 Steam Conditioning Valve and
Type 3277 Actuator with 350 to 750v2 cm² actuator area
Further versions
– Welding ends according to ASME B16.25
– Insulating section for temperatures up to 932 °F (500 °C)
– Additional handwheel · See Data Sheet u T 8310-1
– DIN version · DN 50 to 500, PN 16 to 160 · See Data
Sheet u T 8251
– Perforated plug
Đánh giá
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