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Code of China
Chinese National Standard List: Steel and iron products in general

GB/T 17107-2025 Structural steel bars for forgings 
  Issued on: 2025-10-31   Translation Price(USD): 420.0
GB/T 28300-2025 Surface quality classes for hot-rolled bars and wire rod 
  Issued on: 2025-08-29   Translation Price(USD): 270.0
GB/T 32959-2025 Bearing steels for forged bars, rings and blanks 
  Issued on: 2025-08-29   Translation Price(USD): 285.0
GB/T 14999.1-2025 Test method for superalloys—Part 1：Macro-structures 
  Issued on: 2025-8-29   Translation Price(USD): 675.0
GB/T 17616-2025 Iron and steel coding system for irons, steels and alloys 
  Issued on: 2025-8-29   Translation Price(USD): 660.0
GB/T 222-2025 Steels and alloys—Permissible deviations of product analyzed chemical composition 
  Issued on: 2025-8-29   Translation Price(USD): 240.0
T/CIECCPA 005-2024 Technical requirement for zinc element cycling control in steel metallurgical process 
  Issued on: 2024-03-11   Translation Price(USD):
T/CIQA 78-2024 Specification of operation for sampling and sample preparation of recycling iron-steel materials 
  Issued on: 2024-02-04   Translation Price(USD): 210.0
GB/T 39077-2024 Test methods for detecting detrimental phase in austenitic-ferritic (duplex) stainless steels 
  Issued on: 2024-07-24   Translation Price(USD): 645.0
GB/T 20878-2024 Stainless steels - Designation and chemical composition 
  Issued on: 2024-07-24   Translation Price(USD): 590.0
GB/T 44155-2024 Steel forgings—Testing frequency, sampling conditions and test methods for mechanical properties testing 
  Issued on: 2024-06-29   Translation Price(USD): 450.0
GB/T 44148.3-2024 Steel forgings and rolled or forged bars for pressure equipments—Part 3: Nickel steels with specified low temperature toughness 
  Issued on: 2024-06-29   Translation Price(USD): 255.0
GB/T 44148.2-2024 Steel forgings and rolled or forged bars for pressure equipments—Part 2: Low-alloy and alloy（Mo, Cr and CrMo） steels with specified elevated temperature properties 
  Issued on: 2024-06-29   Translation Price(USD): 600.0
GB/T 44148.1-2024 Steel forgings and rolled or forged bars for pressure equipments—Part 1: General requirements 
  Issued on: 2024-06-29   Translation Price(USD): 315.0
GB 9941-1988 High speed tool steel sheets and plates-Technical requirements 
  Issued on: 1988-09-20   Translation Price(USD): 45.0
SN/T 5491-2023 Method of distinguishing electrolytic zinc coated steel plate and hot-dip zinc coated steel plate 
  Issued on: 2023-5-5   Translation Price(USD): 195.0
GB/T 26029-2023 Nickel cobalt manganese ternary composite oxide 
  Issued on: 2023-11-27   Translation Price(USD): 180.0
GB/T 28417-2023 Carbon bearing steel 
  Issued on: 2023-11-27   Translation Price(USD): 255.0
GB/T 24170.1-2023 Surface antimicrobial stainless steel—Part 1:Electrochemical method 
  Issued on: 2023-9-7   Translation Price(USD): 160.0
NB/T 20008.7-2021 Other materials for pressurized water reactor nuclear power plants - Part 7 : seamless nickel-chromium-iron alloy for steam generator tubes bundles 
  Issued on: 2021-1-7   Translation Price(USD): 315.0
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