pipeline sampling valve、Instrument valve group、Low temperature bellows valve。

used for sampling, connecting instruments and other occasions on various devices。

管道取样阀、仪表阀组、低温波纹管阀。

用于各种装置上用于取样、连接仪表等场合。低温波纹管阀门用于低温介质的管道且对外漏有特殊要求的场合。

150Lb~900Lb