2025-12-5 216.73.216.21
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International Standard List: Check valves

GB/T 12235-2025 Steel globe valves and lift check valve for petroleum;petrochemical and allied industries 
  Issued on: 2025-10-31   Translation Price(USD): 405.0
T/QGCML 1981-2023  
  Issued on: 2023-10-30   Translation Price(USD):
DL/T 2489-2022 Guide on selection of safety valves for power station 
  Issued on: 2022-05-13   Translation Price(USD): 400.0
DL/T 1822-2018 Guide in order and acceptance of extraction check valves used for power station 
  Issued on: 2018-04-03   Translation Price(USD): 430.0
GB/T 12235-2007/XG1-2011 Steel globe valves and lift check valve for petroleum||petrochemical and allied industries, includes Amendment 1 
  Issued on: 2011-5-30   Translation Price(USD): 200.0
GB/T 12233-2006 General purpose industrial valves - Casting iron globe valves and lift check valves 
  Issued on: 2006-12-25   Translation Price(USD): 294.0
GB/T 12236-2008 Steel swing check valve for petroleum petrochemical and allied industries 
  Issued on: 2008-2-2   Translation Price(USD): 120.0
GB/T 21387-2008 Aaxial flow check valve 
  Issued on: 2008-2-2   Translation Price(USD): 120.0
GB/T 12235-2007 Steel globe valves and lift check valve for petroleum petrochemical and allied industries 
  Issued on: 2007-04-18   Translation Price(USD): 270.0
GB/T 26478-2011 Globe valves for ammonia and lift check valves 
  Issued on: 2011-5-12   Translation Price(USD): 240.0
GB/T 26482-2011 Fire type-testing requirement for check valves 
  Issued on: 2011-5-12   Translation Price(USD): 210.0
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