上海閥(fa)盛閥(fa)門制(zhi)造有限公(gong)司主要生產(chan)水(shui)平(ping)(ping)吊(diao)(diao)(diao)(diao)(diao)人(ren)(ren)孔(kong)(kong)，可提供水(shui)平(ping)(ping)吊(diao)(diao)(diao)(diao)(diao)人(ren)(ren)孔(kong)(kong)價格，水(shui)平(ping)(ping)吊(diao)(diao)(diao)(diao)(diao)人(ren)(ren)孔(kong)(kong)說明書，水(shui)平(ping)(ping)吊(diao)(diao)(diao)(diao)(diao)人(ren)(ren)孔(kong)(kong)實物圖，水(shui)平(ping)(ping)吊(diao)(diao)(diao)(diao)(diao)人(ren)(ren)孔(kong)(kong)結構圖，水(shui)平(ping)(ping)吊(diao)(diao)(diao)(diao)(diao)人(ren)(ren)孔(kong)(kong)外形尺寸，水(shui)平(ping)(ping)吊(diao)(diao)(diao)(diao)(diao)人(ren)(ren)孔(kong)(kong)執行(xing)標(biao)準(zhun)，水(shui)平(ping)(ping)吊(diao)(diao)(diao)(diao)(diao)人(ren)(ren)孔(kong)(kong)工(gong)作原(yuan)理，水(shui)平(ping)(ping)吊(diao)(diao)(diao)(diao)(diao)人(ren)(ren)孔(kong)(kong)作用特點(dian)。

GRK系(xi)列(lie)水平帶蓋人(ren)孔是安裝(zhuang)于儲罐(guan)(guan)壁(bi)下部，是制作工人(ren)在建罐(guan)(guan)、清罐(guan)(guan)、倒罐(guan)(guan)時的出入(ru)口，而(er)人(ren)孔的強度和(he)密封是技術關鍵。

我(wo)廠生產的罐(guan)壁人孔主要有以(yi)下幾個標(biao)準(zhun)系列供您(nin)選型：