沟槽卡箍信号蝶阀详细信息产品名称：卡箍蝶阀产品型号：XD381X-16产品规格：DN40-600mm公称压力：PN1.0/1.6Mpa适用介质：水、污水、油品等适用温度：-23～80℃主要零部件材料序号名称国标标准1阀体球铁QT450-102阀板球铁QT450-103橡胶EPDM4上轴不锈钢1Cr135下轴不锈钢1Cr136O形圈***7***齿盘碳钢45#8手柄玛钢9丝堵碳钢45#外形连接尺寸规格尺寸(mm)mminchABCDEF50281608168557652.59773816106658039789816113751004116114101613590125514814110161481101506148168101618112420081342191119204155250101592731319230190300121663241319270230)