特点：维修方便、外形流畅、精致美观、经久耐用应用场合：电站、天然气、氨、冷冻系统、热油系统、热水阀门采用标准：结构长度标准：DIN3202；法兰标准：DIN2543-DIN2546；阀门试验检验标准：DIN3230-75德标升降式止回阀性能及外型尺寸DNLHKv重量KgPN16PN25PN4015130705.72.43.53.820150707.83.04.44.9251608011.83.85.05.9321808017.95.76.07.1402008527.57.48.010.4502309548.010.311.012.36529011077.615.216.022.780310130109.020.421.028.5100350155168.031.032.040.0125400165251.049.051.064.0150480215389.069.070.090.0200600285664.0132.0136.0170.02507303251017.0198.0218.0240.03008503651446.0278.0330.0370.0德标升降式止回阀性能参数公称压力1.6MPa2.5MPa4.0MPa壳体强度2.4MPa3.8MPa6.0MPa密封试验1.8MPa2.8MPa4.4MPa适用温度-20～350℃适用介质水、蒸汽、油品等德标升降式止回阀主要零部件零件名称阀体、阀盖启闭件密封面栓件材质GS-C252Cr132Cr13、STL碳钢1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti、STL1Cr18Ni9TiCF3、CF8CF3、CF8SS316304L、304、316L、316、STL1Cr18Ni9Ti 标签：  温州市法兰升降式止回阀 温州市法兰升降式止回阀厂家浙江温州市温州市法兰升降式止回阀厂家供应H41H德标法兰升降式止回阀升降式止回阀原理升降式止回阀长度