船用法兰铸铁截止阀GB/T590-1993型式：A、AS、B、BS型适用介质：海水、淡水、滑油、燃油和t≤220℃的蒸汽公称压力：0.6、1.0、1.6、MPa公称通径：DN20～DN300法兰标准：GB2501-89材料：阀体、阀盖、HT200，阀盘材料为ZCuSn10Zn2,阀杆材料为QA19-2，阀座为ZCuA19Mn2性能规范公称压力(MPa)公称通径(mm)适用介质0650-300海水、淡水、滑油、燃油和f≤220C蒸汽,Fueloil,1620-50f≤220Csteam主要零部件材质零件名称材料名称Name牌号Marks阀体、阀盖灰铸铁HT200阀盘铸锡青铜ZCuSn102n2阀座铸铝青铜ZCuA19Mn2阀杆铝青铜CuA19Mn2基本尺寸名称公称压力规格法兰间距L法兰外径D中心距C螺孔重量KG德标铸铁直通截止阀Fig241GB/T590PN16AS1601513095654×Ф146.2AS16020150105754×Ф146.2AS16025160115854×Ф146.6AS160321801401004×Ф188.6AS160402001501104×Ф1811.0AS160502301651254×Ф1814.2AS160652901851454×Ф1821.6AS160803102001608×Ф1826.0AS161003502201808×Ф1835.0AS161254002502108×Ф1844.3AS161504802852408×Ф2262.7AS1620060034029512×Ф22105.0AS1625073040535512×Ф26158.0AS1630085046041012×Ф26219.0德标铸铁直角截止阀Fig242GB/T590BSPN16BS160159095654×Ф145.7BS1602095105754×Ф145.7BS16025100115854×Ф146.4BS160321051401004×Ф188.7BS160401151501104×Ф1810.7BS160501251651254×Ф1814.2BS160651451851454×Ф1820.1BS160801552001608×Ф1823.9BS161001752201808×Ф1832.8BS161252002502108×Ф1844.8BS161502252852408×Ф2259.8BS1620027534029512×Ф2299.6BS1625032540535512×Ф26153.0BS1630037546041012×Ф26208.0