一(yi).工(gong)(gong)(gong)廠(chang)歷(li)史河(he)(he)南良(liang)工(gong)(gong)(gong)閥(fa)(fa)(fa)門科技(ji)有限(xian)公司創(chuang)建于(yu)(yu)1946年,建廠(chang)初期就成為(wei)舊(jiu)上海民族工(gong)(gong)(gong)業(ye)的品牌企業(ye)。在(zai)新中(zhong)國(guo)(guo)成立以(yi)后,河(he)(he)南良(liang)工(gong)(gong)(gong)閥(fa)(fa)(fa)門廠(chang)積極投身我國(guo)(guo)社會主(zhu)(zhu)義建設,針對國(guo)(guo)內工(gong)(gong)(gong)業(ye)閥(fa)(fa)(fa)門一(yi)篇空白的情況下,良(liang)工(gong)(gong)(gong)參與(yu)了(le)工(gong)(gong)(gong)業(ye)閥(fa)(fa)(fa)門自(zi)力(li)更生(sheng)、自(zi)主(zhu)(zhu)生(sheng)產的全過程,并作出了(le)貢獻。一(yi)九(jiu)(jiu)(jiu)五(wu)二(er)年河(he)(he)南良(liang)工(gong)(gong)(gong)閥(fa)(fa)(fa)門廠(chang)公私(si)合(he)營,為(wei)石(shi)(shi)油(you)(you)機(ji)械工(gong)(gong)(gong)業(ye)配套設計(ji)、制造(zao)(zao)的各(ge)種(zhong)口(kou)徑、壓力(li)等級(ji)的鑄鋼閥(fa)(fa)(fa)門和(he)采油(you)(you)樹,廣泛應用(yong)于(yu)(yu)玉(yu)門、大慶等油(you)(you)田和(he)以(yi)后新建的國(guo)(guo)家重大石(shi)(shi)化(hua)項目。一(yi)九(jiu)(jiu)(jiu)六○年,為(wei)我國(guo)(guo)*套自(zi)行(xing)設計(ji)制造(zao)(zao)的大型化(hua)肥(fei)企業(ye)——吳涇(jing)化(hua)工(gong)(gong)(gong)廠(chang)30萬噸合(he)成氨,在(zai)我國(guo)(guo)首先開(kai)發了(le)全系列高(gao)壓化(hua)肥(fei)閥(fa)(fa)(fa)。于(yu)(yu)一(yi)九(jiu)(jiu)(jiu)七四年為(wei)我國(guo)(guo)自(zi)行(xing)設計(ji)制造(zao)(zao)的*座核電站——秦山三十萬千瓦核電站。研制的核二(er)、三級(ji)閘閥(fa)(fa)(fa)、截止(zhi)閥(fa)(fa)(fa)、止(zhi)回閥(fa)(fa)(fa)、波(bo)紋管截止(zhi)閥(fa)(fa)(fa)及核級(ji)閥(fa)(fa)(fa)門電動裝置(zhi)等產品。其使用(yong)狀態(tai)良(liang)好,受到用(yong)戶的高(gao)度評價。自(zi)九(jiu)(jiu)(jiu)二(er)年起,又(you)為(wei)我國(guo)(guo)出口(kou)巴基斯坦30萬千瓦核電站提供(gong)了(le)核...
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偏(pian)心旋(xuan)塞閥是(shi)由旋(xuan)塞閥演化而來,具有(you)一樣(yang)的旋(xuan)轉90度(du)提(ti)動作,不(bu)一樣(yang)的是(shi)旋(xuan)塞體是(shi)球體,有(you)圓(yuan)形(xing)通(tong)孔(kong)或通(tong)道(dao)經(jing)過其(qi)軸線。球面和通(tong)道(dao)...
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