GJ41W国标波纹管截止阀 概述; | 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℃ | | GJ41W国标波纹管截止阀 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) | | GJ41W国标波纹管截止阀 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 | 阀瓣 disc | 密封面 sealing face | 填料 paking | WCB | WCB | WCB | 13Cr | 2Cr13 | 2Cr13 | 柔性石墨 GRAPHITE | STL | 304 | CF8 | CF8 | 304 | 304 | 304 | 柔性石墨 GRAPHITE | STL | PTFE | 316 | CF8M | CF8M | 316 | 316 | 316 | 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 | | |
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