截止閥(stop valve,Globe Valve) 進口截止閥-截止閥結構圖-截止閥標準-截止閥詳細資料-截止閥經典安裝-截止閥應用及作用-截止閥尺寸-截止閥價格表-截止閥工作原理-截止閥內部結構 仙蝶牌—截止閥 上海仙蝶閥門有限公司截止閥產品系列如下: J11T鑄鐵截止閥、J41T鑄鐵截止閥、J41H鑄鋼截止閥、J41W不銹鋼截止閥、J11W黃銅截止閥、J41W黃銅截止閥、J11H/Y鍛鋼截止閥、J41H/Y鍛鋼截止閥、J61H/Y鍛鋼截止閥、J61Y鉻鉬鋼截止閥、J11W內螺紋截止閥、J41H法蘭截止閥、J41H/W美標截止閥、J41H/W日標截止閥、J41H/W德標截止閥、WJ41H/W波紋管截止閥、WJ41H/W德標波紋管截止閥、WJ41H/W美標波紋管截止閥、J41Y高溫截止閥、J61Y高壓截止閥、J541H傘齒輪截止閥、J41H角式截止閥、Y型截止閥J45H、J41N液化氣截止閥、DJ41Y低溫截止閥、J41B氨用截止閥、BJ41H保溫截止閥、JY4W1硅黃銅氧氣截止閥、JY41W不銹鋼氧氣截止閥、J41F46襯氟截止閥、J41J襯膠截止閥、DS/J61H水封截止閥、J11Y自密封截止閥、J61Y自密封截止閥、J41Y自密封截止閥、J61Y焊接式截止閥、UJ41SM柱塞截止閥、J61TC陶瓷截止閥、J961TC電動陶瓷截止閥、J41TC陶瓷截止閥、J41H撞擊式大口徑截止閥、J41F塑料截止閥、ZKJ61H真空截止閥、J941H電動截止閥、J641H氣動截止閥等等; 截止閥的啟閉件是塞形的閥瓣,密封面呈平面或錐面,閥瓣沿流體的中心線作直線運動。閥桿的運動形式,有升降桿式(閥桿升降,手輪不升降),也有升降旋轉桿式(手輪與閥桿一起旋轉升降,螺母設在閥體上)。截止閥只適用于全開和全關,不允許作調節和節流。 截止閥屬于強制密封式閥門,所以在閥門關閉時,必須向閥瓣施加壓力,以強制密封面不泄漏。當介質由閥瓣下方進入閥內時,操作力所需要克服的阻力,是閥桿和填料的磨擦力與由介質的壓力所產生的推力,關閥門的力比開閥門的力大,所以閥桿的直徑要大,否則會發生閥桿頂彎的故障。近年來,從自密封的閥門出現后,截止閥的介質流向就改由閥瓣上方進入閥腔,這時在介質壓力作用下,關閥門的力小,而開閥門的力大,閥桿的直徑可以相應地減少。同時,在介質作用下,這種形式的閥門也較嚴密。我國閥門“三化給”曾規定,截止閥的流向,一律采用自上而下。截止閥開啟時,閥瓣的開啟高度,為公稱直徑的25%~30%時,流量已達到zui大,表示閥門已達全開位置。所以截止閥的全開位置,應由閥瓣的行程來決定。截止閥具有以下優點:1.結構簡單,制造和維修比較方便。2.工作行程小,啟閉時間短。3. 密封性好,密封面間磨擦力小,壽命較長。 |
美國約克閥門集團簡介
美國約克閥門(U.S.A YOCO York international valve)是流體控制領域的科技和大型工程供應商。1928年6月在被譽為美國鋼都之城的匹茲堡市正式成立,八十多年來,約克的生產技術及*網絡不斷拓展,至今于世界各地已擁有七大銷售分公司、數以百計的維修站、生產廠房及附屬機構。約克(美國)集團公司的生產基地包括了中國、美國、英國、法國、墨西哥、澳洲、馬來西亞、日本、意大利、西班牙等地區。約克已成為較大、*的流體控制器和工業設備制造商之一,今天的約克已被*為世界流體控制領域的先導者。公司致力于科研開發流體控制器,生產流體控制設備系統,在許多個國家均有生產基地。約克產品的用戶涉及石油、化工、電力、冶金、制藥、食品、水處理、市政給排水、天然氣、造紙、電子工業、樓宇、機械設備配套等領域。
美國約克閥門(U.S.A YOCO international valve)主要生產的閥門產品有:進口球閥、進口閘閥、進口蝶閥、進口截止閥、進口止回閥、進口調節閥、進口電磁閥、進口疏水閥、進口安全閥、進口減壓閥、進口過濾器、進口排氣閥、進口角座閥、進口切斷閥、進口阻火器、進口呼吸閥、進口旋塞閥、進口平衡閥、進口針型閥、進口隔膜閥、進口水力控制閥、進口液壓閥等優秀閥門。工作壓力150Lbs-6000Lbs。工作溫度:-196℃-1800℃。材質:銅、鑄鐵、鑄鋼、碳鋼、WCB、WC6、WC9、20#、25#、鍛鋼、A105、F11、F22、不銹鋼、CF8、CF8M、CF3、CF3M、鉻鉬鋼、低溫鋼、鈦合金鋼。
The United States of York International Group ( USA Yoco International Group ) is a global fluid control in the field of science and technology enterprises and large engineering suppliers. In 1928 June was formally established in the United States are known as the city of Pittsburgh, York, for more than eighty years, the technology of production and sales and service network continues to expand, so far around the world already has seven sales offices, hundreds of repair station, production workshop and affiliated institutions. York ( USA ) group, including the production base in China, the United States, Britain, France, Mexico, Australia, Malaysia, Japan, Italy, Spain and other regions. York has become one of the most professional fluid controller and industrial equipment manufacturers, global maximum, today's York has been recognized as the world leaders in the field of fluid control. The company is committed to research and development of fluid control fluid control equipment, production systems, in many countries have production base. York users of their products related to petroleum, chemical, electric power, metallurgy, pharmaceutical, food, water treatment, municipal water supply and drainage, gas, paper making, electronic industry, building, mechanical equipment and other fields.
The United States of York International Group ( USA Yoco International Group ) the main production of valve products: ball valve imports, import gate valve, inlet valve, inlet valve, inlet check valve, inlet valve, inlet valve, inlet valve, safety valves, pressure reducing valve, inlet filter inlet, exhaust valve, inlet angle seat valve, import cut-off valve, flame arrester imports, breathing valve, plug valve, balance valve imports, import needle valve, inlet valve, hydraulic control valve, hydraulic valve and other excellent valve imports. Working pressure 150Lbs-6000Lbs. Working temperature: -196℃ -1800 ℃. Material: copper, cast iron, cast steel, carbon steel, WCB, WC6, WC9, 20#, 25#, A105, F11, forged steel, stainless steel, F22, CF8, CF8M, CF3, CF3M, chrome molybdenum steel, low temperature steel, titanium alloy steel.
閥門,進口閥門,進口調節閥、電動調節閥、氣動調節閥、截止閥、止回閥、蝶閥、閘閥、針型閥電磁閥
德標直角式波紋管截止閥 產品信息