Interpretation of GB/T 41162-2022 Standard"Alloy Steel Castings with Special Physical Properties"
The general situation of working-out,scope of application,casting grade,heat treatment specification and application of the national standard"Alloy Steel Castings with Special Physical Properties"were introduced;The roles of alloy elements in seven corrosion resistant cast steels,four low expansion coefficient heat-resistant cast steels and one nickel base self-lubricating wear-resistant alloy grades,as well as the heat treatment specifications,were emphatically interpreted.The formulation of this standard provides a reference standard and technical guarantee for the overall industrial upgrading and development of alloy steel castings with special physical properties in China,and promotes the adjustment,optimization and upgrading of the industrial structure,which will effectively promote the improvement of the technical level of the industry.
special physical propertiesalloy steelcastingstechnical requirement
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