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| International Standard List: Spring steels |
| Title | Standard No. | Implemented On |
| Spring steels for automotive suspension system―Part 2:Hot rolled round steel bar and wire rod | GB/T 33164.2-2016 | 2017-9-1 |
| Spring steels | GB/T 1222-2016 | 2017-9-1 |
| Spring steels for automotive suspension system―Part 1:Hot rolled spring steel flat bars | GB/T 33164.1-2016 | 2017-9-1 |
| Spring steels | GB/T 1222-2007 | 2008-3-1 |
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