18051823018    

目录
你想找什么?

美标截止阀

美标截止阀

14-1.jpg

法兰连接的截止阀适用于公称压力PN1.6~16MPa,工作温度-29~550℃的石油、化工、制药、化肥、电力行业等工况的管路上,切断或接通管路介质。驱动方式有手动、齿轮传动、电动、气动等.

标准

设计与制造 Design and Manufacture结构长度 Face to face/ End to end法兰尺寸 Flange Dimension对焊连接尺寸Butt welding dimension压力-温度 Pressure Temperature Lating试验-检验Inspection and Test
ANSI B16.34 BS1873ANSI B16.10ANSI B16.5ANSI B16.25ANSI B16.34API 598


压力试验

公称压力PN(Lb) 
NominalPressure
强度试验 
Shell Test
气密封试验 
Air Seal Test
气密封试验 
Air Seal Test
MPaLbf/in2MPaLbf/in2MPaLbf/in2
1503.04302.23150.4-0.760-100
3007.711105.7815
60015.3222011.31630
90023.0333017.02445
150038.4556028.24080
250064.0925547.06790


主要零件材料及性能

体、盖阀杆
密封面 
垫片(环)填料工作温度适用介质
WCB2Cr1313Cr 
STL 
木体材料
With Body 
Material 尼龙 
Nylon
增强柔性石墨
13Cr/柔性石墨
Enhanced
Flexible
Graphite
1Cr13/Flexible
Graphite
SFB-2
08软钢
08 Soft Steal
F304
F316
F304L
F316L
柔性石墨 
增强柔性石墨
Flexible
Graphite 
Enhanced 
Flexible 
Graphite 
SFB/260
SFP/260
PTFE
≤425水 
蒸汽 
油品
Water 
Steam
Petroleum
Products
WC138CrMoAl 25Cr2MoV≤425
WC6≤540
WC9≤570
C5 C12≤540
CF8F304≤200硝酸 
醋酸
尿素 
Nitric 
acid 
Acetic 
acid
CF8MF316
CF3F304L
CF3MF316L


主要尺寸和重量

DN150Lb 凸面法兰(RF) 主要尺寸Dimensions(mm)

重量 Weight

mminLDD1D2bn-φdHD0
151/21088960.53511.24-162411006.9
203/41179869.94312.74-162411009.8
25112710879.25114.24-1624212513.5
3211/41401178963164-1628016019.5
4011/216512798.67317.54-1628616028.5
502203152120.792194-1936820018
6521/2216178139.710522.44-1938720030
803241190152.4127244-1941125041
1004292229190.5157244-1945425064
1255356254216.0186248-22.545535086
1506406279241.321625.48-22.5541350113
2008495343298.527028.48-22.5651450178
25010622406362.032430.212-25.4800450270
30012698483431.83813212-25.41231600350
35014787533476.34133512-291450600460
40016914597539.847036.626-291645600590


DN300Lb 凸面法兰(RF) 主要尺寸Dimensions(mm)重量 Weight
151/21529566.53514.24-162411407.7
203/417811782.543164-1924114011.3
251203123895117.54-1928316016.8
3211/421613398.563194-1932020021.2
4011/2229155114.37320.64-22.532220032.6
5022671651279222.48-1939920025
6521/2292190149.410525.48-22.543825030
803318210168.112728.48-22.546428035
1004356254200.215731.88-22.556535056
1255400279235186358-22.561435096
1506444318269.721636.612-25.4717400120
2008559381330.227041.212-25.4930500212
25010622444387.432447.816-28.51012550330
30012711521450.838150.816-321231600472
35014762584514.44135420-321450600715
40016864648571.547057.220-351645600920


DN600Lb 凸面法兰(RF)   主要尺寸Dimensions(mm)

重量 Weight

mminLDD1D2bn-φdHD0
151/21659566.53514.54-162851007.8
203/419011782.543164-1928512512.5
251216124895117.54-1931316017.5
3211/422913398.563214-1932816023.5
4011/2241156114.37322.54-22.536518038.5
50229216512792338-1944420035
6521/2330190149.4105368-22.548325050
803356210168.1127398-22.553325060
1004432273216157458-25.4622350110
1255508330266.7186528-28.5750350200
1506559356292.12165512-28.5800450230
2008660419349.32706312-32927500410
25010787508431.83247116-351257600625
300128385594893817420-351468680860