gb/t590-1993船用法兰铸铁截止阀|船用法兰铸铁截止阀厂家|船用法兰铸铁截止阀价格|tc品牌|上海首龙船用阀门
gb/t590-93船用法兰铸铁截止阀
marine cast iron flanged globe valves
gb/t591-93船用法兰铸铁截止止回阀
marine cast iron flanged stop check valves
gb/t590-1993船用法兰铸铁截止阀性能规范technical data
公称压力
nominal pressure(mpa)
公称通径
nominal diameter(mm)
适用介质 applicable medium
0.6
50～300
海水、淡水、滑油、燃油和 t≤220℃蒸汽 sea water,fresh water, lubricanting oil, fuel oil, t≤220℃ steam.
1.0
65～250
1 6
20～50
船用法兰铸铁截止阀主要零部件材质 materials ofmain parts
零件名称 parts name
材料 material
名称 name
牌号 marks
阀体、阀盖 body/cover
灰铸铁 gray cast iron
ht200
阀盘 disc
铸锡青铜 cast tin bronze
zcusn10zn2
阀座 seat
铸铝青铜 cast aluminumbronze
zcua19mn2
阀杆 stem
铝青铜 aluminum bronze
cua19mn2
pn1.0、1.6mpa的a型、b型基本尺寸dimensions
公称 压力 pn (mpa)公称 通径 dn (mm)结构尺寸
structure dimension壁厚
thickness法兰 flange螺栓
bolt手轮
hand wheel升程 lift range m参考重量 weight(kg)lh≈h1a型b型a型b型b型dd1d2d0bn个thdosa型b型1.0652901 9156m.916.7803101253453041259158m.019.9100350510158m.o27.21254005102510m.337.52410190151612m.548.41.62075795684813144m1280875.75.125807105735613144m1280876.05.6328571m14100997.06.940200902602369081259374.28.5502309528825895866m.911.3
pn0.6、1.0、1.6mpa的as型、bs型基本尺寸dimensions
公称
压力pn(mpa)
公称
通径dn(mm)
结构尺寸
structure dimension
壁厚thickness
法兰 flange
螺栓 bolt
手轮 handwheel
升程liftrange m
参考重量weight(kg)
lh≈h1as型bs型as型bs型bs型dd1d2d0bn个thdosas型bs型0.650230125288258125864m12140121412.212.26529059164m12140121819.217.78031059184m.821.7100350510210m.532.31254002004263662001024020017818208m.542.824102251126522520218208m.755.874892251129525523218228m.870.320060027562028025818228m2.095.6250730325725335312182412m8.0151.0300850375794695365222412m2045032100218.0207.01.06529059204m.620.1803105920016013318228m.023.9100350510220m.032.81254002004263662001025021018418268m.344.624102251128524021222268m20200175762.759.8748922512288m20280246080.373.820060027562029526822288m203602768106.099.6250730325725350320222812m204503280160.0153.01.620957105755814164m1280876.25.725310071m1280876.66.4326105784m16100998.68.7402001884m.010.7502301252882581258204m.214.2