詳細(xì)介紹 法蘭連接鑄鋼閘閥1設(shè)計(jì)制造按GB《通用閥門(mén)法蘭和對(duì)焊連接鋼制閘閥》2連接端法蘭尺寸和密封面型式按GB9113.1～9113.26規(guī)定（如要求按JB79，應(yīng)在訂單中注明）3結(jié)構(gòu)長(zhǎng)度按GB《法蘭連接金屬閥門(mén)結(jié)構(gòu)長(zhǎng)度》4閥門(mén)檢查和試驗(yàn)按ZBJ165主體材料WCB、CF8M、CF3、CF3M、ZSMPN1.6 PN2.5尺寸和重量規(guī)格PN1.6PN2.5inchDNL≈HW重量（Kg)L≈HW重量（Kg)250250410240292504602402921/265270450240332705002403338028051528046280540280464100300615320633006403206451253257563601083257803601086150350810360134350870360134820040010104001924001045400213102504501190450273450124045029012300500137056037950014255603991435055015406405905501585640631
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