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  • DIN EN 12390-4-2020 Testing hardened concrete - Part 4: Compressive strength - Specification for testing ma...2023-07-24
  • GB/T 4084-2018 自应力混凝土管 Self-stressing concrete pipes2023-07-24
  • ASTM C1583/C1583M-2020 Standard Test Method for Tensile Strength of Concrete Surfaces and the Bond Strength...2023-07-23
  • ASTM C31/C31M-2021 Standard Practice for Making and Curing Concrete Test Specimens in the Field2023-07-22
  • GB/T 26409-2022 流动式混凝土泵 Mobile concrete pump2023-07-19
  • ASTM C1884-2019 Standard Specification for Concrete Ballast Block2023-07-15
  • GB/T 38112-2019 管廊工程用预制混凝土制品试验方法 Test methods of precast concrete products for tunnel...2023-07-15
  • GB/T 5223.3-2017 预应力混凝土用钢棒 Steel bars for the prestressing of concrete 2023-07-14
  • BS EN 12350-3-2019 新浇混凝土试验.振动试验 Testing fresh concrete. Vebe test2023-07-12
  • ASTM C654-2019 多孔混凝土管规格 Standard Specification for Porous Concrete Pipe2023-07-06
  • ASTM C1170/C1170M-2020 Standard Test Method for Determining Consistency and Density of Roller-Compacted Con...2023-07-03
  • ASTM C94/C94M-2015 预拌混凝土规格 Standard Specification For Ready-Mixed Concrete2023-06-26
  • DIN EN 12350-1-2019 Testing fresh concrete - Part 1: Sampling and common apparatus2023-06-24
  • ASTM C497M-2018 Standard Test Methods for Concrete Pipe,Manhole Sections,or Tile (Metric)2023-06-18
  • ASTM C412-2019 混凝土排水瓦管规格 Standard Specification for Concrete Drain Tile2023-06-13
  • DIN EN 1992-4-2019 Eurocode 2 - Design of concrete structures - Part 4: Design of fastenings for use in con...2023-06-12
  • ASTM C14M-2020 Standard Specification for Nonreinforced Concrete Sewer, Storm Drain, and Culvert Pipe (Metr...2023-06-09
  • BS EN 12350-1-2019 新鲜混凝土试验.取样 Testing fresh concrete. Sampling and common apparatus2023-06-08
  • AS 1012.25.1-2020 Methods of testing concrete Determination of the fibre content of plastic state concrete ...2023-06-01
  • ASTM C42/C42M-2018 混凝土钻孔样心和锯梁的获取及测试方法 Standard Test Method for Obtaining and Testing Drill...2023-05-27
  • ASTM C618-2017 混凝土用煤飞灰和未经处理的或经煅烧的天然火山灰的规格 Standard Specification for Coal Fly Ash ...2023-05-26
  • ASTM C989/C989M-2016 混凝土和灰浆用熔渣水泥的规格 Standard Specification for Slag Cement for Use in Concrete...2023-05-18
  • ACI 325.14R-2017 Guide For Design And Proportioning Of Concrete Mixtures For Pavements2023-05-17
  • ASTM C497M-2020 Standard Test Methods for Concrete Pipe, Concrete Box Sections, Manhole Sections, or Tile (...2023-05-14
  • DL/T 1448-2015 发电工程混凝土试验规程 Test code for power project concrete2023-05-14
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