简要说明：典昭阀业牌的DWZ40低温法兰闸阀产品：估价：1000，规格：DWZ40，产品系列编号：齐全

　　超低温法兰闸阀适用于温度达－196摄氏度工况，产品广泛用于液化天然气，液化石油气，空分及其它低温行业。
Flange valve cryogenic temperature of -196 degrees Celsius suitable conditions, the products are widely used in liquefied natural gas, liquefied petroleum gas, and other cryogenic air separation industries.
手动超低温闸阀：

电动超低温闸阀：

压力等级:150LB~900LB
尺寸:1/2”~36”
标准:ANSI, GB, DIN
温度范围:-196℃~150℃
技术特点:自泄压设计
上游采用SPE结构阀座，安全泄压
下游采用DPE结构阀座，保证出口端实现球体密封而切断介质
球体设置泄压孔，防止阀门中腔异常升压
阀杆防火、防吹、防静电设计
主要材料:碳钢，合金钢，高质合金钢，不锈钢，钛材
Pressure rating: 150LB ~ 900LB
Size: 1/2 "to 36"
Standard: ANSI, GB, DIN
Temperature range: -196 ℃ ~ 150 ℃
Features: Self-relief design
SPE structure upstream using the seat, safety relief
Downstream DPE structure using the seat, ensure the outlet end of the sphere to achieve sealing off media
Ball Set relief holes prevent abnormal pressure valve in the cavity
Stem fire, wind, anti-static design
Main materials: carbon steel, alloy steel, high-quality alloy steel, stainless steel, titanium
结构尺寸：