Afpedia > Products >Basic Parts >Valve >Butterfly Valve > emergency shut-off valve

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  • Henan Shangfa Valve Co., Ltd

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emergency shut-off valve

  • FOB Price : US $10000
  • MOQ: 1Pieces
  • Port : Shanghai/Tianjin
  • Payment Terms : T/T,L/C
  • Production Capacity: 200 sets /month


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  • Basic Info
  • Company Profile
  • Packaging Details:plywood cases
  • Origin:China
  • Model Number:DM743H-2.5C
  • Brand Name:SFM

Product Description

  • The quick cutting valve adopts the form of three-eccentric metal closed butterfly valve structure, and the fast cutting device adopts the spring quick cutting and closing structure and the oil cylinder reduction structure. A conversion switch is provided on the field control box to select local operation or computer remote control.

    Quick cut-off valve cylinder has horizontal, inclined and other design methods, can be selected according to the actual site.

    Nominal diameter: DN1200-2600

    Nominal pressure: 0.05-0.6MPa

    Drive mode: the hydraulic open spring closes

    Leakage: off state 0.05%

    Opening time: 95% is closed within 0.5-1 second, and the remaining 5% is buffer closed within 5S


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  • Henan Shangfa Valve Co., Ltd. is professionally engaged in research, development, performance inspection and testing, mechanical processing, manufacturing and sales of valves. Our plant covers 57 acres, including plant construction area of 32,000 square meters, registered capital of RMB120 million yuan.  We have more than 100 employees; 30 engineering and technical personnel, including 5 senior engineers, 10 engineers; 15 full-time after-sales service personnel. The factory has sophisticated processing and manufacturing equipment, including processing center, CNC lathe, CNC milling machine, CNC drilling machine, super precision vertical lathe and boring machine, plasma spray welding equipment, plasma cutting equipment, automatic spraying line, other vehicles, milling, boring, drilling, grinding and other machining and special equipment of more than 50 sets, and other various processing and testing equipment. Formed a large, small, general, special valve production capacity and complete detection means. The annual production capacity reaches more than 3 million tons.

    Shangfa established a strict and perfect quality management and quality assurance system, continuously improve the improvement, and was awarded national Special Equipment Manufacturing License TS (A1), ISO9001:2008 quality management system certification, ISO14001:2004 environmental management system certification, GB/T28001-2011 occupational health and safety management system certification, series ECM certificates, fire CCC certification and many other honors.

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Basic Information

  • Basic Parts-Valve-Gas Valve
  • SFM
  • 2022-06-05
  • manufacturing enterprise
  • The products are complete in specifications, novel in structure, exquisite in workmanship and reliable in quality. We have more than 150 kinds of models, 1000 specifications of valves which are mainly made in GB, ISO, ANSI, BS, DIN, GOST, AS, etc. Including: Blast furnace metallurgical valve series: blind plate valve/goggle valve, pressure regulating valve unit, sluice valve, fully enclosed gate valve,  fully open gate valve,ventilated dust removal butterfly valve, gas butterfly valve, high temperature and high pressure double self sealing gate valves, 1500℃ultra high temperature butterfly valve, hot blast valve, cold blast valve, snort valve, discharge valve, ash discharge ball valve, Rigid impeller feeder, bleeding valve, exhaust gas valve, explosion relief valve;  Blast furnace related products: mud gun, tap hole drill machine, compact stock rod, double groove rope wheel, skip, skip hoist, stopper, air inlet device/ blasting device, hydraulic station, pig casting machine; Slag system valve series: wear-resistant eccentric semi-ball valve, triple eccentric rotary ball valve, completely metal seated butterfly valve; Desulfurization and denitrification flue Gas treatment system: fluorine-lined valve, ceramic lined valve, square flue gas flapper valve, pneumatic flashboard valve; Water supply and drainage valve series: metal seated butterfly valve, rubber seated butterfly valve, wafer butterfly valve, flanged butterfly valve, silt prevention butterfly valve, slow closed check valve, eccentric half-ball valve, multifunctional hydraulic control valve, gate valve, knife gate valve, expansion joint, force transfer joint, pipe expansion joint,strainers; Non standard valves: Series valves for super high temperature and high pressure, ultra-low temperature cryogenic, high temperature strong corrosion special working conditions.
  • Our valves are mainly for water and frainage, metallurgical , chemical industries worldwide
  • 25%-60%
  •  YES
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