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===气关阀由正作用执行机构和阀门组成。当输入信号压力从下限变为上限时,阀门全开至全关DN20:1400-2400/DN25:1500-2500/DN32:1600-2800/DN40:1700-3600/DN50:1900-4000/DN65:2800-5800/DN80:3000-7400/DN100:3400-8800/DN125:6600-14800/DN150:7400-17200/DN200:9800-27800/DN250:16800-47200/DN300:1980 0-58800/DN350:23800-76200不同规格、不同价格,详情可咨询客服请联系发布者,如果需要采购代理请联系: admin@b2bgood.com
===气关阀由正作用执行机构和阀门组成。当输入信号压力从下限变为上限时,阀门全开至全关DN20:1400-2400/DN25:1500-2500/DN32:1600-2800/DN40:1700-3600/DN50:1900-4000/DN65:2800-5800/DN80:3000-7400/DN100:3400-8800/DN125:6600-14800/DN150:7400-17200/DN200:9800-27800/DN250:16800-47200/DN300:1980 0-58800/DN350:23800-76200不同规格、不同价格,详情可咨询客服请联系发布者,如果需要采购代理请联系: admin@b2bgood.com