如何选型和订购所需阀门
Ordering Information ................................................................................................................................................... 2
在各种应用上的性能
General Data .............................................................................................................................................................. 3
结构材料
Materials...................................................................................................................................................................... 4
安装，标记和标识
Identification ................................................................................................................................................................ 5
铸钢闸阀总论
General Features ........................................................................................................................................................ 6
典型螺栓阀盖闸阀特征
Gate Valve Features ................................................................................................................................................... 7
特殊钢阀门
NACE Trim Steel Valves ............................................................................................................................................ 11
铸钢截止阀
Globe Valve Features ........................................................................................................................................ 12 – 13
铸钢旋启式止回阀
Swing Check Valve Features ............................................................................................................................. 17 – 18
铸钢翻转式阀瓣止回阀
Tilting Disc Valve Features ................................................................................................................................ 22 – 23
铸钢截止止回阀
Stop Check Valve Features ...................................................................................................................................... 29
铸钢螺栓阀盖截止止回阀
Stop Check Valve Technical Data ............................................................................................................................. 32
铸钢螺栓阀盖截止止回阀确定通径和压降
Flow Data .................................................................................................................................................................. 33
安装建议
Installation Recomendations ...................................................................................................................................... 34
压力温度等级
Pressure/Temperature Ratings .......................................................................................................................... 35 – 37

　　美国克雷恩还制造青铜球阀，铸铁对夹式和吊耳式蝶阀，青铜和铸铁闸阀、截止阀和止回阀，以及合金阀门。
　　Crane Valve also manufactures bronze ball valves, iron wafer and lug butterfly valves, bronze and iron gate globe and check valves, and alloy valves.