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2024
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Invention
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Prediction method for fatigue strengths of metal materials with different strengths under average... |
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Invention
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Fatigue-resistant and corrosion-resistant 500 mpa-grade steel plate for marine wind power and pre... |
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Invention
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Easily welded marine engineering steel plate containing magnesium oxide, and preparation method t... |
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Invention
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Heavy-gauge, fatigue-resistant, easy-to-weld, and high-strength steel plate for wind power and ma... |
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Invention
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Low-cost thick-specification high-toughness low-temperature-resistant hot-rolled h-shaped steel f... |
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Invention
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High-strength and high-toughness mast profile steel and manufacturing method therefor. The presen... |
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Invention
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Magnetic levitation track profile steel and preparation method. Provided in the present invention... |
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Invention
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Normalized rolled 420 mpa grade high-strength and high-toughness wind power steel plate and prepa... |
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Invention
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High-toughness and easy-to-weld steel for wind power and preparation method therefor. The present... |
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2023
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Invention
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High-strength, high-toughness, low-temperature-resistant hot-rolled h-shaped steel for floating o... |
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Invention
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Hot-rolled h-shaped steel for fabricated building structure and preparation method therefor. A ho... |
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2022
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Invention
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80 mm thick 690 mpa-grade ultra-high strength and toughness marine steel plate and preparation me... |
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Invention
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High-strength and high-toughness hot-rolled h-shaped steel for building and preparation method th... |
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Invention
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Single-tooth track plate cogging-down pass and hot rolling method.
Analysis shows that the prese... |
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Invention
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Single-tooth track plate cogging-down pass and hot rolling method. Provided in the present invent... |
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Invention
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56 kg-grade low-yield-ratio ultrahigh-strength maritime work steel plate and preparation method t... |
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Invention
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Corrosion-resistant high-strength steel sheet weldable with high heat input and used for ocean en... |
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2021
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Invention
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Hot-rolled, low-temperature-resistant, h-shaped steel with grade of yield strength of 420 mpa and... |
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Invention
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Wear-resistant and corrosion-resistant steel plate for sediment transport pipeline, and preparati... |
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Invention
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Hot-rolled, low-temperature-resistant, h-shaped steel with grade of yield strength of 420 mpa, an... |
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Invention
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Roll assembly for rolling special-shaped steel and a rolling mill train. A roll assembly for roll... |
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Invention
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Steel for high-cleanliness camshaft and rolling method therefor. Disclosed are steel for a high-c... |
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Invention
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High-strength and high-toughness ultralow temperature impact resistant tubing head forge piece bl... |
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Invention
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Automatic magnetic particle flaw detection device and method for h-shaped steel. An automatic mag... |
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Invention
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High-strength, low-temperature-resistant h-shaped steel for marine engineering tempering treatmen... |
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Invention
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H-beam flexible rolling rough-rolling pass system and rolling method. Provided is an H-beam (8) f... |
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Invention
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Steel board for polar marine engineering and preparation method therefor.
A steel board for pola... |
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Invention
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Heat treatment method for improving low-temperature impact toughness of thick hot-rolled section ... |
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Invention
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Low temperature-resistant hot-rolled h-type steel for 355mpa marine engineering and preparation m... |
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2020
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Invention
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Hot-rolled h-beam steel based on special-shaped billet rolling and forming, and manufacturing met... |
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2018
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Invention
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Hot-rolled thick h-beam with yield strength grade of 500 mpa and preparation method therefor. A h... |
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Invention
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Yield strength 460 mpa grade hot-rolled high-toughness low-temperature-resistant h-beam and prepa... |
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2005
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P/S
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Fuels, coal tar oil, xylol, xylene, benzene, coke. Blooms (metal-working), pig iron, bronze, meta... |
