Dwyer Hi-Flowtrade气动薄膜调节阀 2000VA3000WA系列

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球座阀,于蒸汽和水的流量控制,尺寸从1/2到4英寸,可选两通和三通

2000VA/3000WA系列 Hi-Flow?气动薄膜调节阀是结构简单,牢固耐用的高流通能力单座调节阀。它的应用范围广,在同类型的同尺寸调节阀中,它具备更高的流通能力。不仅仅是它的流通能力高,而且他能够做到全范围50:1的精确控制。高质量的材质,精密的机械加工和严格的性能测试可保证长期的稳定性和耐用性。采用PTFE的V型环和密封圈来减少摩擦阻力并保证在高压操作中无泄漏。阀体可选用黄铜,316不锈钢,内件采用316不锈钢,全焊接的结构可保证产品的耐用和耐腐蚀能力。

VALVE BODY:Service: Compatible Liquids, Gases, And Steam.Line Size: 1/2 To 2-1/2.Body Style: 2-Way Or 3-Way Globe.End Connections: 1/2 To 2: Female NPT; 2-1/2: Flanged.Pressure Limit: Iron Or Bronze Body - 250 Psi (17.2 Bar), 316 SS Body - 300 Psi (20.7 Bar).Wetted Materials: Body: Iron, Bronze, Or 316 SS; Trim: 316 SS; Packing: PTFE.Temperature Limits: 20 To 400°F (-7 To 204.4°C).ACTUATOR:Type: Pneumatic Spring/Diaphragm.Control Signal: 3 To 15 Psi (0.21 To 1.0 Bar) Standard. Custom Ranges Available.Maximum Supply Pressure: 220, 222, And 230: 100 Psi (6.89 Bar). 221, 223, 231, And 233: 50 Psi (3.45 Bar).Air Connection: 1/4 Female NPT.Temperature Limit: 150°F (66°C). 技术指标 选项配件