产品名称：低温截止（节流）阀产品特点：国标低温截止阀,国标低温节流阀,低温截止阀阀二、DJ41Y型低温截止阀执行标准：设计与制造结构长度浩兰尺寸压力-温度试验-检验JB/T7749GB12221JB79GB9131JB/T9092三、DJ41Y型低温截止阀压力试验：公称压力PN1.62.54.0强度试验2.43.86.0水密封试验1.82.84.4上密封试验1.82.84.4气密封试验0.4-0.7四、DJ41Y型低温截止阀主要零件材料及性能：体盖板阀杆密封面垫片埴料工作温度℃适用介质LCB1Cr17Ni12DTL/DTL1Cr13/柔性石墨低温石棉PTFE浸四氟乙烯石棉绳柔性石墨-46丙烷/丙烯甲醇,乙烷煤气/液氨LC1-60LC2-73LC31Cr18Ni9Ti-101LC4-115LC8-196五、国标低温截止阀（节流）阀PNl.6MPa一4.0MPa规格主要尺寸：1.6MPaDNLDD1D2bn-ΦdHD0-46℃4-101℃-196℃凸面法兰RFDJ41Y-16LDJ41Y-16LC1DJ41Y-16LC2DJ41Y-16LC3DJ41Y-16LC4DJ41Y-16PDJ41Y-16R50230160125100164-Φ1846048052024065290180145120184-Φ1847550552528080310195160135208-Φ18520550590280100350215180155208-Φ18545575615320125400245210185228-Φ18590620660360150480280240210248-Φ236506807304002006003352952652612-Φ23850