上(shang)海閥(fa)(fa)(fa)盛(sheng)閥(fa)(fa)(fa)門制造有(you)限公(gong)司(si)主(zhu)要(yao)生產(chan)船(chuan)用(yong)(yong)鑄(zhu)鋼法(fa)蘭(lan)(lan)(lan)(lan)直(zhi)通(tong)(tong)截(jie)止(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)(fa)，可提供船(chuan)用(yong)(yong)鑄(zhu)鋼法(fa)蘭(lan)(lan)(lan)(lan)直(zhi)通(tong)(tong)截(jie)止(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)(fa)價格，船(chuan)用(yong)(yong)鑄(zhu)鋼法(fa)蘭(lan)(lan)(lan)(lan)直(zhi)通(tong)(tong)截(jie)止(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)(fa)說明書，船(chuan)用(yong)(yong)鑄(zhu)鋼法(fa)蘭(lan)(lan)(lan)(lan)直(zhi)通(tong)(tong)截(jie)止(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)(fa)實物圖，船(chuan)用(yong)(yong)鑄(zhu)鋼法(fa)蘭(lan)(lan)(lan)(lan)直(zhi)通(tong)(tong)截(jie)止(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)(fa)結構圖，船(chuan)用(yong)(yong)鑄(zhu)鋼法(fa)蘭(lan)(lan)(lan)(lan)直(zhi)通(tong)(tong)截(jie)止(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)(fa)外形尺寸，船(chuan)用(yong)(yong)鑄(zhu)鋼法(fa)蘭(lan)(lan)(lan)(lan)直(zhi)通(tong)(tong)截(jie)止(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)(fa)執(zhi)行標(biao)準，船(chuan)用(yong)(yong)鑄(zhu)鋼法(fa)蘭(lan)(lan)(lan)(lan)直(zhi)通(tong)(tong)截(jie)止(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)(fa)工(gong)作(zuo)原理，船(chuan)用(yong)(yong)鑄(zhu)鋼法(fa)蘭(lan)(lan)(lan)(lan)直(zhi)通(tong)(tong)截(jie)止(zhi)(zhi)(zhi)止(zhi)(zhi)(zhi)回(hui)閥(fa)(fa)(fa)作(zuo)用(yong)(yong)特點(dian)。

JIS F7471船用鑄鋼法蘭直通(tong)截止止回閥技術參數：