This standard specifies the technical requirements, test methods, inspection rules, quality certificates, markings, packaging and transportation of cast iron cooling staves (gray iron, ductile iron cooling staves) for blast furnaces. This standard applies to cast iron cooling staves for ironmaking blast furnaces of various volumes. If there are special requirements, they may be specified in drawings or special technical documents.
YB/T 4073-2007 Referenced Document
GB 3087 Seamless steel tubes for low and medium pressure boiler*, 2008-10-24 Update
GB/T 1348 Spheroidal graphite iron castings*, 2019-12-31 Update
GB/T 223.46 Methods for chemical analysis of iron,steel and alloy--The flame atomic absorption spectrometric method for the determination of magnesium content
GB/T 223.49 Methods for chemical analysis of iron,steel and alloy. Extraction separation-chlorophosphonazo mA spectrophotometric method for the determination of the total rare tarth content
GB/T 223.5 Steel and iron.Determination of acid-soluble silicon and total silicon content.Reduced molybdosilicate spectrophotometric method*, 2008-08-19 Update
GB/T 223.58 Methods for chemical analysis of iron,steel and alloy--The sodium arsenite-sodium nitrite titrimetric method for the determination of manganese content
GB/T 223.62 Methods for chemical analysis of iron, steel and alloy--The butyl acetate extraction photometric method for the determination of phosphorus content
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*, 2008-05-13 Update
GB/T 228 Metallic materials--Tensile testing at ambient temperature
GB/T 229 Metallic materials—Charpy pendulum impact test method*, 2020-09-29 Update