GB/T 4172-2000 Translated English of Chinese Standard. (GBT 4172-2000, GB/T4172-2000, GBT4172-2000): Atmospheric corrosion resisting steel for welded structureThis 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. |
Contents
| 3 | |
Scope | 4 |
Definitions | 7 |
Sizes appearance and permissible deviations | 8 |
Test methods | 11 |
Packaging marking and quality certificate | 12 |
Appendix A Indicative Comparison table of new and old designations | 13 |
Common terms and phrases
acceptance according allowed aluminium content GB/T analysis of iron appearance and permissible atmospheric corrosion resisting batch Bend chemical analysis chemical composition Chinese phonetic alphabets corrosion resisting steel defects Definitions delivered delivery status designation Designation and chemical determination of aluminium determination of carbon determination of manganese determination of molybdenum determination of niobium determination of phosphorus exceed extraction photometric method gravimetric method hot-rolled less letter manganese content GB/T Metallic materials method after combustion Methods for chemical packaging permissible variations phosphorus content GB/T pipe furnace process properties provisions of GB/T provisions of Table quality certificate Re-inspection refers relevant removed requirements revised rolling rules sample separation shaped steel sheets sizes sodium specified in Table specified value specimen spectrophotometric method Standard steel and alloy Steel and steel steel for welded steel plates steel shall comply steel strips sulfate surface tempered condition test GB/T test methods thickness value specified volumetric method welded structure yield point