WZ41H-25C 国标波纹管法兰闸阀
国标波纹管法兰闸阀
产品型号：WZ41H
Bb Os & Y型结构
制造标准：GB12235 结构长度：GB12221
对焊口标准：GB12224 试验标准：GB13927
Bb Os & Y structure
Manufacture：GB12235 Face to face：GB12221
Butt-welding：GB12224 Test：GB13927
公称压力(nominal pressure) 1.6Mpa 2.5Mpa 4.0Mpa
密封试验(seal test) 1.8MPa 2.8MPa 4.4MPa
壳体强度(shell) 2.4MPa 3.6MPa 6.0MPa
适用温度(suitabletemprature) 300℃
海航阀门特点(features)：
双层波纹管(double walls bellow seal) 维修方便(maintenance-free)
波纹管密封阀杆(spindle with bellow seal) 双重密封(secondary sealing)
位置指示(position indicator) 无升降手轮(non-rising handwheel)
海航阀门用途(selection of possible applications)：
工业(industry) 电站(power station)
废气净化厂(flue gas puerification plant) 天然气(gas supply)
真空装置(vacuum facilities) 氨(ammonia)
热水(hot water) 冷冻系统(cllling&freezing systme)
加热设备(heating technology) 蒸汽系统(steam system)
零件名称parta name 阀体 body 阀盖 bonnet 阀杆 stem 闸板 disc 密封面sealing face 填料 paking
WCB WCB WCB 13Cr 2Cr13 2Cr13 柔性石墨GRAPHITE
STL
304 CF8 CF8 柔性石墨GRAPHITE
STL PTFE
316 CF8M CF8M 柔性石墨GRAPHITE
STL PTFE
304L CF3 CF3 316 304L 304L 柔性石墨GRAPHITE
STL PTFE
316L CF3M CF3M 316 316L 316L 柔性石墨GRAPHITE
STL PTFE
海航阀门外形尺寸各连接尺寸 external and connection dimensions：
PN DN L L1 D D1 D2 B f F D6 N-ф △H(STRODE)
1.6 15 45 14 2 - - 4-14 13
20 55 14 2 - - 4-14 17
25 85 65 14 2 - - 4-14 22
32 100 78 16 2 - - 4-18 29
40 200 85 16 3 - - 4-18 34
50 230 4-18 43
65 290 - 18 3 - - 4-18 50
80 310 - 20 3 - - 8-18 58
- - 8-18 78
- - 8-18 105
240 210 24 3 - - 8-23 112
200 600 - 6 3 - - 12-23 150
2.5 15 45 16 2 - - 4-14 13
20 55 16 2 - - 4-14 17
25