2025-12-19 216.73.216.41
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
GB/T 17616-2025 Iron and steel coding system for irons, steels and alloys 660.0 via email in 1~8 business day to be valid,,2026-3-1
GB/T 223.8-2025 Iron,steel and alloy—Determination of aluminium content—Titrimetric method and spectrophotometric method 315.0 via email in 1~5 business day to be valid,,2026-3-1
GB/T 223.13-2025 Iron, steel and alloy—Determination of vanadium content—Titrimetric method and spectrophotometric method 330.0 via email in 1~5 business day to be valid,,2026-3-1
GB/T 223.60-2024 Iron, steel and alloy—Determination of silicon content—Gravimetric method 255.0 via email in 1 business day valid,,2024-11-1
GB/T 223.92-2023 Iron, steel and alloy—Determination of lanthanum, cerium, praseodymium, neodymium and samarium content—Inductively coupled plasma mass spectrometry 400.0 via email in 1~5 business day valid,,2024-4-1
T/CIECCPA 005-2024 Technical requirement for zinc element cycling control in steel metallurgical process via email in business day valid,,2024-3-15
GB/T 223.63-2022 Iron, steel and alloy—Determination of manganese content—Sodium (potassium) periodate spectrophotometric method 225.0 via email in 1 business day valid,,2023-2-1
GB/T 223.54-2022 Iron, steel and alloy—Determination of nickel content—Flame atomic absorption spectrometric method 315.0 via email in 1 business day valid,,2023-2-1
GB/T 223.91-2021 Iron, steel and alloy—Determination of copper—2,2’-Biquinoline spectrophotometric method 225.0 via email in 1~3 business day valid,,2022-3-1
GB/T 223.90-2021 Iron, steel and alloy—Determination of silicon content—Inductively coupled plasma atomic emission spectrometric method 255.0 via email in 1 business day valid,,2022-3-1
GB/T 223.37-2020 Iron, steel and alloy—Determination of nitrogen content—Indophenol blue spectrophotometric method after distillation separation 225.0 via email in 1~3 business day valid,,2021-1-1
GB/T 223.89-2019 Iron , steelandalloy — Determination of tellurium content —Hydride generation-atomic fluorescence spectrometric method 120.0 via email in 1~3 business day valid,,2020-7-1
GB/T 223.88-2019 Iron, steel and alloy—Determination of calcium and magnesium contents—Inductively coupled plasma atomic emission spectrometric method 170.0 via email in 1 business day valid,,2020-5-1
GB/T 223.87-2018 Iron,steel and alloy—Determination of calcium and magnesium—Inductively coupled plasma mass spectrometric method 140.0 via email in 1 business day valid,,2019-2-1
GB/T 223.82-2018 Steel and iron—Determination of hydrogen content—Thermal conductivity/infrared method after fusion under inert gas 130.0 via email in 1 business day valid,,2019-2-1
GB/T 4223-2017 Iron and steel scraps 220.0 via email in 1~3 business day valid,,2018-7-1
GB/T 34208-2017 Iron and steel--Determination of antimony and tin content--Inductively coupled plasma atomic emission spectrometric method 140.0 via email in 1~3 business day valid,,2018-6-1
GB/T 14203-2016 General rules for spark discharge atomic emission spectrometry 250.0 via email in 1~3 business day valid,,2016-11-1
GB/T 31931-2015 Zinc or zinc alloy coating on steel sheets or strips―Determination of hexavalent chromium content―1,5-Diphenylcarbohydrazide(diphenylcarbazide) spectrophotometric method 80.0 via email in 1~3 business day valid,,2016-6-1
GB/T 31926-2015 Zinc and aluminum based coatings on steel sheets and strips―Determination of lead,cadmium and chromium contens―Glow discharge atomic emission spectrometry method 250.0 via email in 1~3 business day valid,,2016-6-1
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GB/T 17616-2025 Iron and steel coding system for irons, steels and alloys 
  Issued on: 2025-8-29   Price(USD): 660.0
GB/T 223.8-2025 Iron,steel and alloy—Determination of aluminium content—Titrimetric method and spectrophotometric method 
  Issued on: 2025-8-29   Price(USD): 315.0
GB/T 223.13-2025 Iron, steel and alloy—Determination of vanadium content—Titrimetric method and spectrophotometric method 
  Issued on: 2025-8-29   Price(USD): 330.0
GB/T 223.60-2024 Iron, steel and alloy—Determination of silicon content—Gravimetric method 
  Issued on: 2024-4-25   Price(USD): 255.0
GB/T 223.92-2023 Iron, steel and alloy—Determination of lanthanum, cerium, praseodymium, neodymium and samarium content—Inductively coupled plasma mass spectrometry  
  Issued on: 2023-09-07   Price(USD): 400.0
T/CIECCPA 005-2024 Technical requirement for zinc element cycling control in steel metallurgical process 
  Issued on: 2024-03-11   Price(USD):
GB/T 223.63-2022 Iron, steel and alloy—Determination of manganese content—Sodium (potassium) periodate spectrophotometric method 
  Issued on: 2022-07-11   Price(USD): 225.0
GB/T 223.54-2022 Iron, steel and alloy—Determination of nickel content—Flame atomic absorption spectrometric method  
  Issued on: 2022-7-11   Price(USD): 315.0
GB/T 223.91-2021 Iron, steel and alloy—Determination of copper—2,2’-Biquinoline spectrophotometric method  
  Issued on: 2021-08-20   Price(USD): 225.0
GB/T 223.90-2021 Iron, steel and alloy—Determination of silicon content—Inductively coupled plasma atomic emission spectrometric method 
  Issued on: 2021-08-20   Price(USD): 255.0
GB/T 223.37-2020 Iron, steel and alloy—Determination of nitrogen content—Indophenol blue spectrophotometric method after distillation separation 
  Issued on: 2020-06-02   Price(USD): 225.0
GB/T 223.89-2019 Iron , steelandalloy — Determination of tellurium content —Hydride generation-atomic fluorescence spectrometric method 
  Issued on: 2019-08-30   Price(USD): 120.0
GB/T 223.88-2019 Iron, steel and alloy—Determination of calcium and magnesium contents—Inductively coupled plasma atomic emission spectrometric method 
  Issued on: 2019-06-04   Price(USD): 170.0
GB/T 223.87-2018 Iron,steel and alloy—Determination of calcium and magnesium—Inductively coupled plasma mass spectrometric method 
  Issued on: 2018-05-14   Price(USD): 140.0
GB/T 223.82-2018 Steel and iron—Determination of hydrogen content—Thermal conductivity/infrared method after fusion under inert gas 
  Issued on: 2018-05-14   Price(USD): 130.0
GB/T 4223-2017 Iron and steel scraps 
  Issued on: 2017-10-14   Price(USD): 220.0
GB/T 34208-2017 Iron and steel--Determination of antimony and tin content--Inductively coupled plasma atomic emission spectrometric method 
  Issued on: 2017-09-07   Price(USD): 140.0
GB/T 14203-2016 General rules for spark discharge atomic emission spectrometry 
  Issued on: 2016-02-24   Price(USD): 250.0
GB/T 31931-2015 Zinc or zinc alloy coating on steel sheets or strips―Determination of hexavalent chromium content―1,5-Diphenylcarbohydrazide(diphenylcarbazide) spectrophotometric method 
  Issued on: 2015-09-11   Price(USD): 80.0
GB/T 31926-2015 Zinc and aluminum based coatings on steel sheets and strips―Determination of lead,cadmium and chromium contens―Glow discharge atomic emission spectrometry method 
  Issued on: 2015-09-11   Price(USD): 250.0
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