Customized Service Sheet Metal Fabrication Weld Precision Metal Fabrication Welding

With over 23 years of experience in the field of custom instrument enclosures, the instrument enclosures that we produce are with good usability and safety protection for easy operation, installation and maintenance, and to ensure operator safety. Yishang insists on 100% product inspection-free and 100% on-time delivery. Contact us immediately and you can enjoy the following services: 1. Free 3D sketches or renderings within 24 hours. 2. Accurate quote within 24 hours. 3. The delivery time of simple sheet metal parts is 3-5 days. 4. The delivery time of complex sheet metal or sheet metal enclosures is 10-12 days.

	Frim construction: Joining individual workpieces using spot welding and pull-welding techniques. Before welding, the operator must check whether the workpiece is straight. When welding, fix the workpiece to the correct position. After welding, check whether there is a seam at the weld and whether the surface is shadowed to ensure a firm structure.
Quality inspection method for quality inspection: 1. Knocking method: The vertical tapping nut is peeled off, and the welding spot breakage is observed to judge the welding strength. 2. Crush test: The nut was crushed by the WE300 hydraulic universal testing machine, and the welding strength was judged by the magnitude of the crushing force.

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