• Forged Steel Knife Gate Valve KGZ73X 锻钢刀闸阀 KGZ73X
Forged Steel Knife Gate Valve KGZ73X 锻钢刀闸阀 KGZ73X
  • DN50-DN700
  • PN40、PN63、CLASS150LB、CLASS600LB
  • FLANGE
  • EPDM、FKM
  • Q355B、WCB、CF8、CF3M、4A、5A
  • Hydraulic、Electro-hydraulic、Electric、Pneumatic、Gearbox
  • Mining, Metallurgy, Petroleum & Chemicals
Structural Drawing

Structural Drawing



Product Overview

Forged steel knife gate valves are manufactured by forging technology, overcoming the limitation of conventional knife gate valves that cannot withstand medium and high pressure. The valve body and key components undergo special strengthening treatment to adapt to various medium and high-pressure working conditions. They are mainly used to control fluids containing solid particles, fibers, viscous substances or crystallizable media.

■ 产品概述

锻钢刀型闸阀采用锻造工艺制造,弥补增强了常规刀闸阀不能承受中高压的缺陷。阀门及关键配件整体经过特殊强化处理,能够承受各种中高压工况。主要用于控制含有固体颗粒、纤维或粘性及易结晶介质的流体。

Structural Features
1. The valve seat is hot-pressed from fully imported natural rubber, delivering excellent sealing performance and wear resistance.

2. Double elastic metal rings are embedded inside the rubber liner, which greatly improves the pressure resistance and rebound sealing performance of the rubber.

3. The symmetrical double rubber seats fully enclose the valve cavity, effectively preventing jamming and difficult operation caused by medium entering the cavity.
4. The straight-through flow passage design avoids slag accumulation and blockage inside the valve, making the valve especially suitable for media with dust, solid particles, gas-liquid mixtures or crystallizable substances.
5. Two groups of blow-down ports are arranged at the top and bottom of the valve body respectively, with an additional ash drain inspection port at the bottom, supporting on-line cavity cleaning and maintenance at any time.
6. All valve parts adopt standard modular assemblies, allowing separate maintenance and replacement of individual components.

■结构特性

1. 产品阀座采用纯进口天然橡胶热压成型,密封及耐磨性能极佳。

2. 橡胶内芯镶锲双层弹性金属圈可大幅度提高橡胶的耐压性及回弹密封性。
3. 对称双橡胶阀座设计对阀腔形成了全面包裹,可有效阻止介质进入阀腔带来开关困难卡顿等问题。
4. 阀腔流道采用直通式设计,使阀腔流道形成不存渣、不留渣、不卡渣的直通流道,特别适用各类含有粉尘、固体颗粒、气液体或易结晶介质使用。
5. 阀体上下各两组吹哨口及下方增设排灰检修口,可时刻在线清洗阀门腔体及维护等作业。
6. 阀门所有配件均采用标准件组合,可单独维护或更换。

 

 


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