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              上海滬宣閥門制造有限公司

              021-36051222/021-36050333

              hx@hxvalve.com

              Banner
              公司產品
              上海滬宣閥門制造有限公司
              廠址:上海寶山區豐翔路1675號
              聯系電話:021-36051222
              技術服務電話:8008
              物流查詢分機號:8012
              鍛鋼閘閥(大連式)
              鍛鋼閘閥(大連式)
              鍛鋼閘閥(大連式)

              概述

                鍛鋼閘閥有三種閥蓋設計,第一種是螺栓型閥蓋,通過凹凸面連接,采用不銹鋼帶與柔性石墨纏繞墊片,按需求也可采用環連接,第二種是焊接型閥蓋,通過螺紋密封后焊接,按需求也可直接采用剛性焊接,第三種是自密封閥蓋,通過螺紋與自密封閥蓋連接

              結構型式如下

              1.全通徑或縮徑;

              2.明桿帶支架;

              3.兩端自動調心的填料壓套;

              4.用纏繞式墊片的螺栓型閥蓋、螺紋密封焊接型閥蓋,或自密封閥蓋

              5.本體倒密封;

              6.承插焊接ANSI/ASME B16.11;

              7.螺紋端(NPT端)按ANSI/ASME B1.20.1。

              產品引用標準

              1、設計制造:按GB12224-89、GB12228-89、JB/T7746-95

              2、連接端尺寸:(1)承插孔尺寸接JB1751-753、閥門檢驗和試驗:按GB/T13927-92

              3、材料

              (1)碳鋼按GB699的規定

              (2)不銹鋼按GB1220的規定

              (3)耐熱鋼按GB1221的規定




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