一、德标法兰截止阀主要技术参数压力等级常温试验压力（MPa)壳体密封波纹管封低气压封公称压力(MPa)1.62.41.761.760.62.53.752.752.750.64.06.04.44.40.6适用温度-29~425℃适用介质水、蒸汽、热油、油品等二、德标法兰截止阀主要外形及连接尺寸型号J41H(Y)WJ41H(F)压力级PN16.25.40口径1520253240506580100125150200250300350400L1301501601802002302903103504004806007308509801100H205210220235235240270295350380430670720630680780W130130130130150150180180200200400450450500500550重量（Kg)4.556810.513.5212537.56078178270450570750)