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  • 不锈钢美标截止阀特点:
    1、产品的设计制造符合美国国家标准ANSI B16.34,英国BS1873等国外先进标准要求
    2、阀体外型为桶形或流线形,造型美观,流道形状为直通式,流体阻力小。
    3、关闭件(阀瓣)与阀座密封面采用锥面密封,关闭力小,耐冲刷,密封可靠。
    4、阀座可为更换式阀座,可任意组合与关闭件密封面材料的配对,以满足工况要求,延长使用寿命。
    5、大口径、高压力截止阀根据关闭力的需要阀杆的传动方式采用升降式,并配有滚动轴承式采用撞击式手轮以减轻关闭力。
    6、主体材料,内件材料、填料、垫片、紧固件的材料可按用户要求或实际工况条件合理组合。

     

    设计与制造结构长度法兰尺寸对焊连接尺寸压力-温度试验-检验
    ASNI BI634、BSI873ANSIB16.10ANSIBI6.5ANSIB16.25ANSIB16.34API598


    公称压力(Lb)强度试验水密封试验气密封试验
    MPaLbf/in2MPaLbf/in2MPaLbf/in2
    1503.14502.23150.5-0.760-100
    3007.811255.6815
    60015.3222511.21630
    90023.1335016.82440
    150038.4557528.14080
    250064.6936747.46873

     

    体、盖、瓣阀杆密封面垫片(环)填料工作温度适用介质
    WCB2Cr1313Cr
    STL
    本体材料 PTFE
    尼龙
    增强柔性石墨
    13Cr/柔性石墨 SFB-2
    08软刚 F304
    F316
    F304L
    F316L
    柔性石墨
    增强柔性石墨 SFB/260
    SFP260
    PTFE
    ≤425水、蒸汽、油品
    WC138CrMoAI
    25Cr2Mov
    ≤450
    WC6≤540
    WC9≤570
    C5C12≤540
    CF8F304≤600硝酸、醋酸、尿素
    CF3F316
    CF8MF304L
    CF3MF316L

     

    磅级规格LDD1D2BN-?DD0H
    150Lb1/2mmm1088960.535124-15125169
    in4.253.52.381.380.474-0.594.926.65
    3/4mmm117987043124-15125180
    in4.613.862.761.690.474-0.594.927.08
    1mmm12710879.551124-15125190
    in54.253.1320.474-0.594.927.48
    1 1/2mmm16512798.57314.34-16180347
    in6.553.882.870.564-0.627.0913.66
    2mmm203152120.59215.94-19180356
    in8.006.004.753.620.6254-0.757.0914
    2 1/2mmm216178139.510517.54-19240381
    in8.575.504.120.694-0.759.4515.00
    3mmm241190152.412719.14-1928013
    in9.57.50650.754-0.7511.0216.25
    4mmm292229190.5157248-19280500
    in11.509.007.56.190.948-0.7511.0219.68
    6mmm406279241.521625.48-22360656
    in1611.09.508.51.008-0.8814.1722.25
    8mmm495343298.5270298-22450660
    in19.513.511.7510.621.128-0.8817.7526.00

     

    磅级规格LDD1D2BN-?DD0H
    300Lb1/2mmm1529566.535154-15125190
    in5.983.742.621.380,954-0.594.927.48
    3/4mmm17811782.543164-19125212
    in74.613.251.690.624-0.754.928.35
    1mmm2031248951184-19160231
    in84.93.5020.714-0.756.29.1
    1 1/2mmm229156114.57320.74-22200391
    in96.124.512.870.814-0.87815.43
    2mmm26716512792228-19200406
    in10.56.553.620.888-0.757.8716.00
    2 1/2mmm292190149105258-22240457
    in11.57.505.884.121.008-0.889.4518.00
    3mmm318210168.5127298-22280470
    in12.508.256.6251.128-0.8811.0218.50
    4mmm356254200157328-22320590
    in14.0010.007.886.191.258-0.8811.6023.23
    6mmm4443182702163712-22500711
    in17.5012.5010.628.51.4412-0.8819.6828.00
    8mmm5593813302704112-25500750
    in22.01513.0010.621.6212-10019.6829.50

     

    磅级规格LDD1D2BN-?DD0H
    600Lb1/2mmm1659566.535154-15160285
    in6.53.742.621.380,954-0.596.211.22
    3/4mmm190117.582.543164-19160285
    in7.484.613.251.690.624-0.756.211.22
    1mmm2161248951184-19160313
    in8.54.93.5020.714-0.756.212.32
    1 1/2mmm241156114.573234-22240365
    in9.56.124.512.870.914-0.879.4514.17
    2mmm29216512792258-19240444
    in11.506.553.621.008-0.759.4517.50
    2 1/2mmm330190149105298-22240483
    in137.505.884.121.128-0.889.4519
    3mmm356210168127328-22280533
    in14.008.256.6251.258-0.8811.0221
    4mmm4.0627321615738.18-25360622
    in16.0010.758.56.191.58-1.0014.1724.50
    6mmm49535629221647.712-29500800
    in19.501411.58.51.8812-1.1419.6831.50
    8mmm59741934927055.612-32550927
    in23.5016.513.7510.622.1912-1.2521.6536.50