GB/T590-2008船用法兰铸铁截止阀

gb/t590-93船用法兰铸铁截止阀

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

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, lubricantingoil, fuel oil, t≤220℃ steam.

1.0

65～250

1 6

20～50

主要零部件材质 materials of main 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 aluminum bronze

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) l h≈ h1a型 b型 a型 b型b型 d d1 d2d0 b n个 thdo s a型 b型1.065 290 1 9 1515 6 m14 14012 18 18.9 16.780 310 125 345304 125 9 170138 118 15 158 m14 160 1424 23.0 19.9100 350 150 374325 135 10 190158 138 15 158 m14 180 1435 31.o 27.2125 400 175 426366 155 10 215183 164 15 1510 m14 200 1744 39.3 37.5 482410 160 11 240208 190 15 1612 m14 200 1757 55.5 48.41.6 20 75 795 68 48 1314 4 m12 808 7 5.7 5.125 160 80 217203 80 7 10573 56 13 144 m12 80 87 6.0 5.6 32180 85 236 21685 7 115 8364 15 15 6m14 100 9 97.0 6.9 40 20090 260 236 908 125 93 7415 16 6 m14120 11 11 9.28.5 50 230 95288 258 95 8135 103 84 1516 6 m14 14012 14 11.9 11.3

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 hand wheel

升程 lift range 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.023.9100350175374,32515818248m.032.81254002004263662001025021018418268m.344.624102251128524021222268m20200175762.759.8748922512288m20280246080.373.820060027562029526822288m203602768106.099.6250730325725350320222812m204503280160.0153.01.620957105755814164m1280876.25.725310071m1280876.66.4326105784m16100998.68.7402001884m.010.7502301252882581258204m.214.2