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  • NF EN ISO 16136/A1-2019 Industrial valves - Butterfly valves of thermoplastics materials - Amendment 12024-01-31
  • NF E29-342/A1-2019 Industrial valves - Butterfly valves of thermoplastics materials - Amendment 12024-01-30
  • JB/T 8527-2015 金属密封蝶阀 Metallic sealing butterfly valve2024-01-30
  • SC/T 5704-2016 金鱼分级 蝶尾 Classification of goldfish--Butterfly tails2024-01-29
  • KS B2822-2019 Grooved type rubber-seated butterfly valves2023-12-17
  • MSS SP-68-2017 High Pressure Butterfly Valves With Offset Design2023-11-23
  • NAVY QPL-24624-2016 Valve,Butterfly,Wafer & Lug Style,Shipboard Service2023-10-15
  • CB/T 4414-2015 船用金属密封蝶阀 Marine metal seal butterfly valves2023-09-17
  • GB/T 3037-2017 船用双偏心型蝶阀 Marine duo-eccentric-pivoted butterfly valves2023-09-14
  • GB/T 37621-2019 直埋式蝶阀 Buried type butterfly valve2023-08-09
  • CB/T 4418-2016 船用超低温不锈钢蝶阀 Marine cryogenic stainless butterfly valves2023-08-05
  • CB/T 4384-2016 船用气动控制蝶阀 Marine pneumatic control butterfly valves2023-08-01
  • 循环水泵及液控蝶阀控制系统可靠性分析及改造2020-07-10
  • Effects of Methanol on Wettability of the Non-Smooth Surface on Butterfly Wing2020-07-08
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