Nigeria EN 10025-6 S690QL equivalent ASTM top 8 manufacturers

EN 10025-6 S690QL equivalent ASTM any joints between the adjacent sections of stiffening rings, as shown in Figure R-1, shall be made so that the required moment of inertia of the combined ring-shell section is provided. Weld joints between adjacent sections shall be made with full-thickness and full-penetration butt-welds. Stiffening-ring butt-welds may employ metal backing strips. Backing strips and the associated welding shall be made in a manner that provides a smooth contour in the rat hole and all other weld joints ends. All weld passes shall be started at the rat hole.

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The preparatory work before the construction of the EN 10025-6 S690QL equivalent ASTM is an important part of the oil tank project. Material purchase preparation before the construction of the EN 10025-6 S690QL equivalent ASTM:
Before EN 10025-6 S690QL equivalent ASTM construction, all materials shall be purchased and prepared, and the specifications and quality of materials shall be inspected to see if they meet the construction operation requirements. Fire and rain proof measures should be taken when storing materials. Paint should be stored in a ventilated and dry place.

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