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Alloying method for producing high alloy steel by converter
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Baking-free self-hardening tundish working lining repairing material and using method thereof
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Rapid replacement and repair method for electric furnace resistance wire
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690 MPa-grade steel plate with good extensibility and manufacturing method thereof
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Low yield ratio EH690 steel sheet with excellent weldability and method for manufacturing same
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Hot rolled steel plate for 2000 MPa-level hot stamping wheel rim and manufacturing method thereof
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Rack steel plate with low rolling compression ratio and manufacturing method thereof
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Isotropic EH690 steel plate and manufacturing method thereof
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Combustion chamber furnace head structure with heating system and operation method
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Pickled steel plate for 2000 MPa-level hot stamping wheel rim and manufacturing method thereof
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Hot rolled steel plate for 2000 MPa-level hot stamping wheel spoke and manufacturing method thereof
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Method for prolonging service life of KR stirring paddle
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Hot rolled steel plate for 1800 MPa-grade hot stamping wheel rim and manufacturing method thereof
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Corrosion-resistant and biological-adhesion-resistant EH690 steel plate and manufacturing method thereof
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