
gb/t588-93船用法兰青铜截止止回阀
marine bronze flanged stop check valves
适用介质:海水、淡水、滑油、燃油和温度不高于250℃蒸汽
available medium:sea water、fresh water、lubricating oil、fuel oil and steam of 250℃and under
型式 type | 公称压力pn (mpa) nominal divssure | 公称通径dn(mm) nominal diameter | 零件名称 part name | 材料 material | ||
a b | 1.0 | 65~150 | 阀体body 阀盖bonnet 阀盘disk | 铸锡青铜 cast tin bronze | zqsn10-2ⅱ zqsn5-5-5ⅱ | |
1.6 | 125~150 | |||||
2.5 | 20~125 | |||||
as bs | 0.6 | 15~150 | 阀杆stem | 铝青铜 aluminum bronze | qal9-2 | |
1.6 | 65~150 | |||||
2.5 | 15~125 |