Shelf product technology description.boltless steel shelving unit supplier

　　1. Raw materials (Baosteel) -The automatic punching cold rolling molding -cutting and repair -punching (welding) -corrating -correction -surface rust removal -spray paint -paint -finished product -installation and use.

　　2. Automatic punching: It has a fully automatic continuous steel punching production line to complete the punching of the pillar formation before rolling. The pitch accuracy can reach 0.02mm, and the cumulative bias of the column is less than 2mm.

　　3. Cold hole forming: The shelf columns and various beams are rolled by their respective automatic cold bending molding crews, automatically located and cut off according to the required length, and the length and size tolerance is ± 1mm.

　　4. Welding: All carbon dioxide protection welding machines are welded. The main welds of the beams are automatic welding to ensure the quality of the weld.

　　5. Pillar: Choose different thickness (1.5/2.0mm) according to different load -bearing and height requirements. The maximum deflection is 1/1000, the safety factor is 1.5, the column and the tie rod are connected by bolt, and the column frame combination is connected to the ground with explosive bolts.

　　6. Benells: According to different lengths and inheritance, the material is selected. The thickness of the steel is 1.5-3.0mm, the permit is 1/200 of the length, the safety factor is 1.5, the height of the beam is 50mm and 75mm, the beam and the column are the event buckle Connect, the beam can bear 50-3000kg per layer according to customer requirements. The ends of the beams use 3 buckles or 4 buckles with a thickness of 3.0mm. The beam is combined with a hook with the side frame of the column, and the security insurance sales lock.

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