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水封截止阀

发布作者:厦门弗瑞特流体控制有限公司 该信息已被浏览了 4484次 发布时间:2013-07-03 11:10:25


水封截止阀适用于工作介质为水、蒸汽、油品和非腐蚀气体的管路上作启闭装置用,尤其适用于火电厂汽机真空冷凝系统及石油、化工要求与大气隔离的系统管道上,切断或接通管路中的介质。


产品特征:
■填料函设计成水密封结构,接入0.6-1.6MPa的水填料,摩擦力小,密封好,能使系统与大气隔离,保证良好的气密性。
■ 阀杆经调质及表面氮化处理,有良好的抗腐蚀性,抗擦伤性和耐磨性

■   结构简单、紧凑合理,检修方便,使用寿命长,造型美观

 

技术参数:
■公称尺寸:DN10~DN200
■公称压力:PN1.0~PN4.0MPa
■设计标准:GB/T 12235
■.结构长度:GB/T 12221
■适用温度:-29℃ ~425℃
■法兰端 :客户要求。
■试验和检验:JB/T 9092
主要零件材料:
阀体:碳钢、不锈钢、合金钢
阀杆:不锈钢、合金钢
闸板:碳钢、不锈钢、合金钢
阀座:不锈钢、合金钢
填料:增强型柔性石墨

, Water sealing cut-off valve for pipeline in the medium of water, steam, oil and non-corrosive gases as an opening and closing device, especially suitable for chemical industry pipeline system requirements and atmospheric vacuum of steam turbine condenser system of thermal power plant and oil, isolated, cut off or connected to medium in pipelines.
Product features:
■ stuffing is designed into the water sealing structure, access to 0.6-1.6MPa water filling, small friction force, good sealing, can make the system isolated from the atmosphere, to ensure good air tightness.
■ stem through the quenching and tempering and surface nitriding treatment, with good corrosion resistance, scratch resistance and abrasion resistance
■ structure simple, compact and reasonable, convenient maintenance, long service life, beautiful appearance
Technical parameters:
■ nominal size: DN10 ~ DN200
■ nominal pressure: PN1.0 ~ PN4.0MPa
■ design standards: GB/T 12235
■. Length: GB/T 12221
■ applicable temperature: -29 ℃ ~ 425 ℃
■ flange end: customer requirements.
■ test and inspection: JB/T 9092
The material of main parts:
Body: carbon steel, stainless steel, alloy steel
Stem: stainless steel, alloy steel
Ram: carbon steel, stainless steel, alloy steel
Seat: stainless steel, alloy steel
Packing: reinforced flexible graphite