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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 36171-2018 |
High strength structural steel plate in the quenched and tempered condition with improved formability 改善成形性高强度结构用调质钢板 |
China National Standards improved |
 English PDF |
| GB/T 34560.6-2017 |
Structural steels—Part 6: Technical delivery conditions for seismic-improved structural steels for building 结构钢 第6部分：抗震型建筑结构钢交货技术条件 |
China National Standards improved |
English PDF |
| GB/T 33968-2017 |
Hot rolled steel sections with improved weldability 改善焊接性能热轧型钢 |
China National Standards improved |
English PDF |
| GB/T 32977-2016 |
Hot rolled improved corrosion resisting steel sections 改善耐蚀性能热轧型钢 |
China National Standards improved |
English PDF |
| GB/T 31922-2015 |
Hot-rolled steel sheets and strips of higher yield strength with improved formability 改善成形性热轧高屈服强度钢板和钢带 |
China National Standards improved |
English PDF |
| GB/T 28414-2012 |
Structural section steels with improved seismie resistance 抗震结构用型钢 |
China National Standards improved |
English PDF |
| GB/T 14071-1993 |
The standard of examination and approval of improved varieties of forest tree 林木良种审定规范 |
China National Standards improved |
English PDF |
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