• CLA-VAL泄压阀-(经FM、UL认证阀门)厂家授权代理

    详细信息

     品牌:CLA-VAL  型号:50-20,50-49  加工定制:否  
     材质:铸铁  连接形式:法兰  类型:先导式  
     适用介质:水  压力环境:常压  工作温度:常温  
     流动方向:单向  介质温度:0-82 ℃ 工作压差:0.7  
     适用范围:供水、消防    
    Specifications
    SIZES Globe: 3” - 10” flanged
    Angle: 3” - 10” flanged
    END DETAILS Ductile Iron 150 ANSI B16.42 flanged
    Cast Steel 150 ANSI B16.5 flanged
    PRESSURE RATINGS 150 class, 250 psi maximum (Ductile Iron)
    150 class, 285 psi maximum (Cast Steel)
    300 class, 400 psi maximum
    TEMPERATURE RANGE Water: to 180° F. Max
    MATERIALS Main valve body & cover:
    Ductile Iron ASTM A-536*
    Cast Steel ASTM A216-WCB*
    Naval Bronze ASTM B61
    Nickel Aluminum Bronze ASTM B148
    Super Duplex Stainless Steel
    Stainless Steel ASTM A743-CF-8M
    Main valve trim:
    Bronze / Stainless Steel
    Pilot control system:
    Cast Bronze ASTM B61
    UL Listed 3" - 10"
    Specification
    Sizes: Threaded Ends: 1 1/2" - 3" Materials: Main valve body & cover Adjustment 20 - 200 psi (150 class)
    Globe Flanged: 2" - 36" Ductile Iron ASTM A-536* Ranges: 100 - 300 psi (300 class)
    Angle Flanged: 2" - 16" Cast Steel ASTM A216-WCB*
    Naval Bronze ASTM B61 *The 50G-20 (globe) and
    50A-20 (angle) in cast
    steel are supplied with
    standard internal and
    external epoxy coating
    End Details: Cast Steel ANSI B16.5 Stainless Steel ASTM A743-CF-8M
    Bronze ANSI B16.24 Ni. AL. Bronze ASTM B148
    Stainless Steel ANSI B16.5 Super Duplex SST
    Ductile Iron ANSI B16.42
    Main valve trim:
    Pressure 150 Class 250 psi Max. ASTM B61 Bronze Seat,
    Ratings: 300 Class 400 psi Max. Monel Trim
    Temperature Pilot control system:
    Range: Water 180°F Max. Cast Bronze with Monel Trim
    Monel, Super Duplex Stainless Steel optional
    Stainless Steel 316 Tubing & Fittings
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