Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Title Standard No. Implemented On
Measuring method for adhesion of zinc coating for galvanized productsGB/T 39130-20202021-5-1
Recycling iron-steel materialsGB/T 39733-20202021-1-1
High strength low alloy structural steelsGB/T 1591-20182019-2-1
Structural steels—Part 3:Technical delivery conditions for fine grain structural steelsGB/T 34560.3-20182019-2-1
Steel and steel products—Types of inspection documentsGB/T 18253-20182018-12-1
Structural steels―Part 2:Technical delivery conditions for structural steels for general purposesGB/T 34560.2-20172018-7-1
Structural steels - Part 6: Technical delivery conditions for seismic-improved structural steels for buildingGB/T 34560.6-20172018-7-1
Structural steels - Part 1: General technical delivery condition for hot-rolled productsGB/T 34560.1-20172018-7-1
Structural steels - Part 4: Technical delivery conditions for high yield strength quenched and tempered structural steel platesGB/T 34560.4-20172018-7-1
Structural steels - Part 5: Technical delivery conditionfor atmospheric corrosion resisting steelsGB/T 34560.5-20172018-7-1
Designation and classification of rapidly quenched metalsGB/T 15019-20172018-4-1
Steels classification - Part 1: Classification of according to chemical compositionGB/T 13304.1-2008/XG1-20172017-9-29
Steel products classificationGB/T 15574-20162017-1-1
Methods for determination of surface chromium on electrolytic tinplateGB/T 28290-20122013-2-1
Quota of energy consumption of per unit products for steel castingsDB31/ 638-20122013-2-1
Methods for determination of surface oil on electrolytic tinplateGB/T 28291-20122013-2-1
Hysteresis alloyGB/T 14988-20082009-5-1
Free-cutting structural steelGB/T 8731-20082009-5-1
Steels classification - Part 1: Classification of according to chemical compositionGB/T 13304.1-20082009-4-1
Physical quantity terminologies and definitions of elastic alloy expansion alloy thermostat metal resistance alloyGB/T 15014-20082009-4-1
Notations for designation of iron and steelGB/T 221-20082009-4-1
Steels Classification - Part 2: Classification of According to Main Quality Classes and Main Property or ApplicationGB/T 13304.2-20082009-3-1
Test method for gravimetric determination of the mass per unit area of galvanized coatings on steel productsGB/T 1839-20082008-12-1
Steel products standard designationGB/T 15575-20082008-11-1
Terminology of steel and alloyGB/T 20566-20062007-2-1
Classification and designation for superalloys and high temperature intermetallic materialsGB/T 14992-20052006-1-1
Designation and classification of rapidly quenched metalsGB/T 15019-20032004-5-1
Steel and steel products-Types of inspection documentsGB/T 18253-20002001-6-1
Notations for designations of iron and steelGB/T 221-20002000-1-1
Steel products classification and definitionsGB/T 15574-19951995-1-2
Photomicrographs and photomacrographs for evaluating of heat - Resisting superalloysGB/T 14999.5-19941994-5-1
The general rules for inspection,packing,marking,certification and storing transpontation of steel nailnsYB/T 5056-19931994-1-1
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