CB/T309-1999 船用内螺纹青铜截止阀
Marine bronze inner thread stop valves
适用介质：海水、淡水、滑油和温度不高于250℃蒸汽
Available medium：Sea water、fresh water、lubricating oil and steam of 250℃and under
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型式 Type | 公称压力PN(Mpa) Nominal Pressure | 公称通径DN（mm） Nominal Diameter |
A | 1.6 | 6～50 |
B | 15～50 |
零件名称 Part Name | 材料 Material |
阀体Body 阀盖Bonnet 阀盘Disk | 铸锡青铜 Cast tin bronze | ZQSn10-2 |
阀杆Stem | 铝青铜 Aluminum bronze | QAl9-2 |
手轮 Handwheel | 可锻铸铁 Malleable cast iron | KT33-8 |
标记示例：How to order
公称压力为1.6MPa，公称通径为50mm的船用内螺纹青铜直通截止阀：
截止阀 A16050 CB/T309-1999
For marine bronze inner thread stop valves of PN1.6MPa，DN50mm type A
Stop valve A16050 CB/T309-1999
