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℃
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)
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)
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