| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| Q/BQB 303-2019 | English | 200 |
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Continuously hot-rolled steel sheet and strip for general structure
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Q/BQB 303-2019
| Obsolete |
Q/BQB 303-2019
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