General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 26651-2011
Scope
This standard specifies the designation, technical requirements, test methods, inspection rules and marking, storage, packaging and transportation requirements of alloy wear-resistant steel castings other than austenitic manganese steel. This standard applies to wear-resistant steel castings in industries such as metallurgy, building materials, electric power, construction, railways, ships, coal, chemicals and machinery. Other types of wear-resistant steel castings can also be implemented by reference.
GB/T 20066 Steel and iron.Sampling and preparation of samples for the determination of chemical composition
GB/T 222 Permissible tolerances for chemical composition of steel products
GB/T 223.11 Determination of chromium content in iron, steel and alloy by visual titration or potentiometric titration
GB/T 223.23 Iron,,steel and alloy.Determination of nickel content.The dimethylglyoxime spectrophotometric method
GB/T 223.26 Iron,steel and alloy.Determination of molybdenum content.The thiocyanate spectrophotometric method
GB/T 223.59 Iron,steel and alloy.Determination of phosphorus content.Bismuth phosphomolybdate blue spectrophotometic method and antimony phosphomolybdate blue spectruophotometric method
GB/T 223.60 Methods for chemical analysis of iron, steel and alloy--The perchloric acid dehydration gravimetric method for the determination of silicon content
GB/T 223.64 Iron,steel and alloy.Determination of manganese content.Flame atomic absorption spectrometric method
GB/T 223.68 Methods for chemical analysis of iron, steel and alloy. The potassium iodate titration method after combustion in the pipe furnace for the determination of sulfur content
GB/T 223.69 Iron,steel and alloy.Determination of carbon contents.Gas-volumetric method after combustion in the pipe furnace
GB/T 229 Metallic materials—Charpy pendulum impact test method*, 2020-09-29 Update