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  • ASME B16.22-2018 Wrought Copper and Copper Alloy Solder-Joint Pressure Fittings2023-07-25
  • GB/T 12459-2017 钢制对焊管件 类型与参数 Steel buttwelding pipe fittings-Types and parameter2023-07-12
  • ASME B16.9-2018 Factory-Made Wrought Buttwelding Fittings2023-06-06
  • CJ/T 433-2013压接式碳钢连接管材及管件Press connection carbon steel tubes and fittings2023-04-24
  • GB/T 10752-2005船用钢管对焊接头Marine steel butt-welding fittings2022-06-16
  • HG/T 3705-2003金属网聚四氟乙烯复合管与管件The pipes and fittings lined with metal meshed-PTFE2022-06-13
  • GB/T 1962.2-2001注射器、注射针及其他医疗器械6%(鲁尔)圆锥接头 第2部分;锁定接头Conical fittings with a 6%(Lue...2022-06-10
  • GB/T 28604-2012生活饮用水管道系统用橡胶密封件Rubber seals used in living-water and drinking-water supply pip...2022-06-09
  • HG/T 3651-1999钛制对焊无缝管件Unalloyed titanium and titanium alloy butt-welding seamless pipe fittings...2022-06-09
  • GB/T 12459-2005钢制对焊无缝管件Steel butt-welding seamless pipe fittings2022-06-09
  • DIN EN 1254-7-2021Copper and copper alloys - Plumbing fittings - Part 7: Press fittings for use with metalli...2022-03-31
  • Fitting function representation for strain fields and its application to the optimizing process2020-11-22
  • Study on Professional Process of Bra Design2020-11-10
  • Pyrolysis Characteristics and Kinetics of Municipal Solid Waste2020-07-08
  • Structure of the organic crystallite unit in coal as determined by X-ray diffraction2020-06-12