Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 13448-2006 Test methods for prepainted steel sheet 220.0 via email in 1 business day valid
GB/T 8152.12-2006 Methods for chemical analysis of lead concentrates―Determination of cadmium content―Flame atomic absorption spectrometric method 60.0 via email in 1~3 business day valid
GB/T 34550.4-2017 Method for evaluation of cooling seawater treatment agents - Part 4: Dynamic simulation test 370.0 via email in 1~5 business day valid
GB/T 24196-2009 Corrosion of metals and alloys—Electrochemical test methods—Guidelines for conducting potentiostatic and potentiodynamic polarization measurements 200.0 via email in 1~3 business day valid
GB/T 4157-2006 Laboratory testing of metals for resistance to specific forms of environmental cracking in H2S environments 260.0 via email in 1 business day to be superseded
GB/T 17898-1999 Test method for stress corrosion-cracking resistance of stainless steels in a boiling magnesium chloride solution 105.0 via email in 1~3 business day abolished
GB/T 24513.1-2009 Corrosion of metals and alloys—Classification of low corrosivity of indoor atmospheres—Part 1:Determination and estimation of indoor corrosivity 200.0 via email in 1~3 business day valid
GB/T 15970.2-2000 Corrosion of metals and alloys--Stress corrosion testing--Part 2:Preparation and use of bent-beam speciments 120.0 via email in 1~3 business day valid
GB/T 33883-2017 Test methods for stress corrosion of 7××× series aluminum alloys--Boiling sodium chloride solution method 100.0 via email in 1~3 business day valid
GB/T 15970.4-2000 Corrosion of metals and alloys-Stress corrosion testing - Part 4: Preparation and use of uniaxially loaded tension specimens 85.0 via email in 1~3 business day valid
GB/T 16545-2015 Corrosion of metals and alloys―Removal of corrosion products from corrosion test specimens 140.0 via email in 1~3 business day valid
GB/T 19745-2005 Corrosion tests in artificial atmosphere at very low Concentrations of polluting gas(es) 110.0 via email in 1~3 business day valid
GB/T 15970.5-1998 Corrosion of metals and alloy - Stress corrosion testing - Part 5: Preparation and use of C-ring specimens 170.0 via email in 1~3 business day valid
GB/T 19292.2-2003 Corrosion of metals and alloys - Corrosivity of atomospheres - Guiding values for the corrosivity categories 45.0 via email in 1~3 business day valid
GB/T 4157-2017 Laboratory testing of metals for resistance to sulfide stress crackingand stress corrosion cracking in H2S environment 850.0 via email in 1~8 business day to be valid
GB/T 31935-2015 Corrosion of metals and alloys―Corrosion test for intergranular corrosion susceptibility of low-Cr ferritic stainless steels 150.0 via email in business day valid
GB/T 15260-2016 Standard Test Method for Intergranular Corrosion of Nickel Alloys by Corrosion of Metals and Alloys 180.0 via email in 1~3 business day valid
GB/T 8650-2015 Evaluation of pipeline and pressure vessel steels for resistance to hydrogen-induced cracking 500.0 via email in 1~5 business day valid
GB/T 31317-2014 Corrosion of metals and alloys―Black box exposure test method 150.0 via email in 1~3 business day valid
GB/T 20854-2007 Corrosion of metals and alloys—Accelerated testing involving cyclic exposure to salt mist “dry”and “wet” condition 170.0 via email in 1~3 business day valid
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