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    2018
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    2018
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    2018
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    2018
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    2018
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    2018
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    2018
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    2018
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    2018
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    2018
  • We're scheduled to move on the 18th.……
    Jul 20
    2018
  • Installation & Maintenance Manual 1 March 22, 2013 www.a-tcontrols.com……
    Jul 14
    2018
  • Jun 22
    2018
  • We are announcing a re-design of our sales structure to be better aligned with our customers’ market approach. This change is intended to focus our resources on maximizing impact and competitiveness in today’s challenging economy.……
    Jun 13
    2018
  • The gate valve is divided into two types: wedge type and parallel type according to the structure of Gate board. The Wedge type Gate has 3 kinds of structure: single gate, double ram and elastic gate. The gate valve is divided into flat gate valve ……
    May 15
    2018
  • 1, installation position, height, import and export direction must meet the design requirements, the connection should be strong and tight. 2, installed in the insulation pipe on various types of manual valves, handle can not be downward. 3), the va……
    May 15
    2018
  • (1) GB/T 12232-2005 Universal valve flange connection Iron gate Valve (2) GB/T 12234-2007 steel gate valve with screw connection bonnet for petroleum and natural gas industry (3) gb8486-87 "Internal thread connection gate valve, globe valve, ball v……
    May 15
    2018
  • 1, Handwheel, handle and transmission mechanism are not allowed for lifting, and is strictly prohibited collision. 2, double gate gate valve should be installed vertically (that is, the stem in the vertical position, hand wheel at the top). 3, with……
    May 15
    2018
  • Light weight The main body is made of high-grade ductile iron, the weight of the traditional gate valve is reduced by about 20%~30%, installation and maintenance is convenient. Flat-bottom type brake block The traditional gate valve is often after……
    May 15
    2018
  • The seal surface is easy to cause the erosion and the abrasion, the maintenance is more difficult. Large size, open need a certain space, opening and closing time is long. structure is more complex.……
    May 15
    2018
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