品牌元冬型号Z441H连接形式法兰主体材料不锈钢公称通径DN50（mm）适用介质水材质不锈钢密封形式硬密封型标准美标外形中型流动方向单向驱动方式正齿轮零部件及配件阀体用途截止压力环境常压工作温度常温类型(通道位置)直通式【Z441H正齿轮闸阀】主要性能规范CapabilityCriterion型号公称压力PN(MPa)试验压力ps(MPa)适用介质工作温度(℃)强度密封(液)低压密封(气)Z441H-25C2.53.82.80.6水、蒸汽、油≤425Z441H-40C4.06.04.40.6≤425Z441Y-40I4.06.04.40.6≤550Z441Y-40P4.06.04.40.6酸、碱类≤200Z441H-64C6.49.67.00.6水、蒸汽、油≤425Z441Y-64IGZ441Y-64I6.49.67.00.6≤550KZ441Y-64P6.49.67.00.6酸性天然气≤200Z441H-100CZ441Y-100C10.015.011.00.6水、蒸汽、油≤425Z441Y-100I10.015.011.00.6≤550主要零件材料MaterialsOfmainParts零件名称阀体、阀盖闸板阀杆阀杆螺母填料手轮Z441H-25CZ441H-40CZ441H-64CZ441H-100C碳钢碳钢不锈钢优质碳钢铝铁青铜石墨石棉绳、柔性石墨可锻铸铁Z441Y-100C优质碳钢堆焊硬质合金KZ441Y-64P318钢聚四氟乙烯Z441Y-40IZ441Y-64IGZ441Y-64I铬钼钢铬镍钛钢堆焊硬质合金铬硅钼钢耐高温石棉绳Z441Y-100I柔性石墨Z441Y-40P铬镍钛钢铬镍钛钢铬镍钢浸聚四氟乙烯石棉绳主要外型尺寸MainouterSize通径PN2.5MPaLDD1D2D6bZ-dH0HH1D0kg300500485430390-4016-30123611451474450451400600610550505-4816-34154014501886500998主要外型尺寸通径PN4.0MPaLDD1D2D6bZ-dH0HH1D0kg3007505104504083644616-341234117514754506103508505705104654225216-341377132216785008904009506555855354745816-41155214921900560133350011507556706125766220-482135197525107202526)