产品简介
德标截止阀产品详细信息
bb os & y型结构 制造标准:din3356 结构长度:din3202 法兰标准:din2543-2545 对焊口标准:din3239 试验标准:din3230 bb os & y structure manufacture:din3356 face to face:din3202 flange:din2543-2545 butt-welding:din3239 test:din3230 (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(secondarysealing) 位置指示(position indicator) 无升降手轮(non-rising handwheel) 用途(se-lection 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(steamsystem) |