GB/T 4172-2000 Translated English of Chinese Standard. (GBT 4172-2000, GB/T4172-2000, GBT4172-2000): Atmospheric corrosion resisting steel for welded structure
https://www.chinesestandard.net, 17/08/2019 - 13 páginas
This Standard specifies the definitions, sizes, appearance, technical requirements, test methods, acceptance rules, as well as packaging, marking, quality certificate, etc. of the atmospheric corrosion resisting steel for welded structure. This Standard applies to the hot-rolled steel with atmospheric corrosion resistance for bridges, buildings and other structural members, including steel plates, steel strips and shaped steel, with a thickness of up to 100mm.
Sizes appearance and permissible deviations
Packaging marking and quality certificate
Appendix A Indicative Comparison table of new and old designations
4172-1984 Atmospheric corrosion acid photometric method aluminium content GB/T analysis of iron appearance and permissible atmospheric corrosion resisting carbon content GB/T chemical analysis chemical composition Chinese phonetic alphabets copper content GB/T corrosion resisting steel delivery status Designation and chemical determination of aluminium determination of manganese determination of niobium determination of phosphorus dimethylglyoxime spectrophotometric method extraction photometric method furnace tank gravimetric method hot-rolled impact test results manganese content GB/T marking and quality method after combustion Methods for chemical molybdenum content GB/T nickel content GB/T niobium content GB/T packaging permissible variations phosphorus content GB/T pipe furnace provisions of GB/T provisions of Table quality certificate shaped steel silicon content GB/T Smelting method specified in Table specified value specimen steel and alloy steel for welded steel plates steel shall comply steel strips strip and shaped strips GB/T Sulphochlorophenol S photometric test GB/T test methods thickness value specified volumetric method welded structure yield point