上(shang)海閥(fa)(fa)盛閥(fa)(fa)門制造有限公司主要(yao)生產(chan)QJH型(xing)(xing)高(gao)(gao)(gao)壓球(qiu)(qiu)芯(xin)(xin)(xin)截止(zhi)(zhi)閥(fa)(fa)，可(ke)提供QJH型(xing)(xing)高(gao)(gao)(gao)壓球(qiu)(qiu)芯(xin)(xin)(xin)截止(zhi)(zhi)閥(fa)(fa)價格(ge)，QJH型(xing)(xing)高(gao)(gao)(gao)壓球(qiu)(qiu)芯(xin)(xin)(xin)截止(zhi)(zhi)閥(fa)(fa)說明(ming)書，QJH型(xing)(xing)高(gao)(gao)(gao)壓球(qiu)(qiu)芯(xin)(xin)(xin)截止(zhi)(zhi)閥(fa)(fa)實物圖，QJH型(xing)(xing)高(gao)(gao)(gao)壓球(qiu)(qiu)芯(xin)(xin)(xin)截止(zhi)(zhi)閥(fa)(fa)結構圖，QJH型(xing)(xing)高(gao)(gao)(gao)壓球(qiu)(qiu)芯(xin)(xin)(xin)截止(zhi)(zhi)閥(fa)(fa)外(wai)形尺寸，QJH型(xing)(xing)高(gao)(gao)(gao)壓球(qiu)(qiu)芯(xin)(xin)(xin)截止(zhi)(zhi)閥(fa)(fa)執行標準(zhun)，QJH型(xing)(xing)高(gao)(gao)(gao)壓球(qiu)(qiu)芯(xin)(xin)(xin)截止(zhi)(zhi)閥(fa)(fa)工作(zuo)原理，QJH型(xing)(xing)高(gao)(gao)(gao)壓球(qiu)(qiu)芯(xin)(xin)(xin)截止(zhi)(zhi)閥(fa)(fa)作(zuo)用(yong)特點。

QJH型高壓球芯截止(zhi)閥技術參(can)數：