Thickness: (5-350mm) Width: (1200-4200mm) Length: (4000-18000mm)

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General Product Description

Q690E steel material has high strength, good plasticity and toughness, good weldability, good cold and hot properties. Q690E steel material is mainly used for manufacturing various large-scale engineering structural components and construction machinery.

Representative Method

"Q" as the first letter of the Chinese character Pinyin of the yield strength of steel; "550" as the yield strength value, in MPa; D-quality grade is D grade (quality grade is divided into C, D , E).

Dimension Range

Q550D is available in thicknesses of 5mm-350mm. And Q550D  is available in width of 1200mm-4200mm and cut to length sheets in lengths up to 18 meters.

Mechanical Property

Chemical Composition

Fabrication and Delivery Conditions

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