DJ41Y、DJ41W 型 PN16~PN40 低温截止阀适用于低温液体贮运设备的管理系统等，具有密封可靠、开关灵活的特点，也可用于其他低温和深冷介质的管理系统。 执行标准 设计与制造：JB/T结构长度：GB/T连接端：GB/THGSH3406-96GB/T检验与试验：JB/T性能参数 型号 DJ41Y-16 DJ41Y-16P DJ41Y-25 DJ41Y-25P DJ41Y-40 DJ41Y-40P 工作压力（MPa 适用温度（℃96 适用介质 液化天然气、乙烯、丙烯等低温介质 材料 阀体、阀盖 LCB LC3 LCB LC3 LCB LC3 阀瓣、阀座 铬镍钢＋钴铬钨 阀杆 铬镍钢 主要外形和连接尺寸 公称通径 主要外形尺寸和连接尺寸 H L D D1 D2 b Z-d D0 -46℃ -101℃ -196℃ DJ41Y-16C DJ41Y-16P DJ41Y-16R DJ641Y-16C DJ641Y-16P DJ641Y-16R DJ9B41Y-16C DJ9B41Y-16P DJ9B41Y-16RDJ41Y-25 DJ41Y-25P DJ41Y-25R DJ641Y-25C DJ641Y-25P DJ641Y-25R DJ9B41Y-25C DJ9B41Y-25P DJ9B41Y-25RDJ41Y-40 DJ41Y-40P DJ41Y-40R DJ641Y-40C DJ641Y-40P DJ641Y-40R DJ9B41Y-40C DJ9B41Y-40P DJ9B41Y-40R81 1234
