上海閥(fa)(fa)盛閥(fa)(fa)門制造有(you)限公司主(zhu)要生(sheng)產船用低(di)(di)壓外(wai)(wai)螺紋(wen)青(qing)(qing)銅(tong)截(jie)(jie)止(zhi)(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)，可提供船用低(di)(di)壓外(wai)(wai)螺紋(wen)青(qing)(qing)銅(tong)截(jie)(jie)止(zhi)(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)價格(ge)，船用低(di)(di)壓外(wai)(wai)螺紋(wen)青(qing)(qing)銅(tong)截(jie)(jie)止(zhi)(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)說明書，船用低(di)(di)壓外(wai)(wai)螺紋(wen)青(qing)(qing)銅(tong)截(jie)(jie)止(zhi)(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)實(shi)物圖，船用低(di)(di)壓外(wai)(wai)螺紋(wen)青(qing)(qing)銅(tong)截(jie)(jie)止(zhi)(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)結構圖，船用低(di)(di)壓外(wai)(wai)螺紋(wen)青(qing)(qing)銅(tong)截(jie)(jie)止(zhi)(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)外(wai)(wai)形尺(chi)寸，船用低(di)(di)壓外(wai)(wai)螺紋(wen)青(qing)(qing)銅(tong)截(jie)(jie)止(zhi)(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)執行標準(zhun)，船用低(di)(di)壓外(wai)(wai)螺紋(wen)青(qing)(qing)銅(tong)截(jie)(jie)止(zhi)(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)工作原理，船用低(di)(di)壓外(wai)(wai)螺紋(wen)青(qing)(qing)銅(tong)截(jie)(jie)止(zhi)(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)作用特點。

GB1952-80船用低壓外螺(luo)紋青銅截(jie)止止回(hui)閥(fa)技(ji)術參數：