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主要外型尺寸通径PN6.4MPaLDD1D2D6bZ-dH0HH1D0kg3007505304604123645416-411308122015405006183508505955254754226016-411565146918505609454009506705855254746616-48178516402080640181850011508007056405767020-54213519752510720250760013509308207506787620-582295242529598003352主要外型尺寸通径PN10.0MPaLDD1D2D6bZ-dH0HH1D0kg1504503502902502044612-348387759523603012005504303603122605412-41102298012164005792256004704003522875612-411167105112025006462506505004303823136012-411167110813775506873007505855004423647016-4814311324158256011783508506555604984227616-541574144818386401174)