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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 37683-2019 |
Large gear and girth gear forgings—Technical specification 大型齿轮、齿圈锻件 技术条件 |
China National Standards forgings—Technical |
 English PDF |
| GB/T 33083-2016 |
Heavy carbon structural steel forgings—Technical specification 大型碳素结构钢锻件 技术条件 |
China National Standards forgings—Technical |
English PDF |
| GB/T 33084-2016 |
Heavy alloy structural steel forgings—Technical specification 大型合金结构钢锻件 技术条件 |
China National Standards forgings—Technical |
English PDF |
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