BOS-US 弹性密封阀座蝶阀的特点是有连续的阀座设计、一体化铸造成形的阀体、实心一体主轴和高性能弹性阀座。尺寸范围 2-20 英寸(50-500 毫米)的特点是阀座与阀体一体化铸模,尺寸范围 24 英寸(600 毫米)及更大尺寸阀门的特点是阀座与背撑环一体化铸模。
BOS-US Resilient-Seated Butterfly Valves feature an uninterrupted seat design, one-piece body, solid one-piece shaft and a high performance resilient seat. Sizes 2-20" (50-500mm) feature seat bonded to the body while sizes 24' (600mm) and larger feature a seat bonded to a solid backing ring
BOS-US 2-20".pdf
BOS-US 24-36".pdf
尺寸范围:
2-20 英寸(50-500 毫米)及更大尺寸可用
温度范围:
可达 250 华氏度(121 摄氏度)
额定压力:
2-20 英寸(50-500 毫米)= 250 磅每平方英尺(1720 千帕)为球墨铸铁/镍制闸板;200 磅每平方英尺(1380千帕)为 316 不锈钢闸板
关断等级:
完全气密、全额定压力双向节流、凸耳式阀门可作为全磅级压力下的管道末端应用。
阀体类型:
对夹式或凸耳式
阀体材料:
2-20 英寸(50-500 毫米)球墨铸铁;24-42 英寸(600-900 毫米)铸铁
驱动机构类型:
杠杆、手轮、链轮、方螺帽、PowerRac? 双作用及弹簧复位气缸、G 系列气缸
Size Range:
2-20* (50-500mm) Larger sizes on application
Temperature Range:
to 250°F (121°C)
Pressure Rating:
2-20° (50-500mm) = 250 psi (1720 kPa) with ductile iron/nickel plated disc; 200psi (1380 kPa) with 316 stainless steel disc
Shutoff Capability:
Bubble-Tight, full rated;bi-directional shutoff; lugged valves provide dead end service to full valve rating.
Body Styles:
Wafer or lugged
Body Material:
2-20* (50-500mm) ductile iron;24-42' (600-900mm) cast iron
Actuator Type:
Lever, handwheel, chainwheel, square nut, Power Rac? double-acting and spring-return cylinder, G-Series cylinder