News
2026-10-26
Screen Printing and Laser Marking on Sheet Metal Parts: Process Selection and Quality Control
Marking is the “interface” between a sheet metal product and its user. Button labels on an equipment panel, warning symbols on a cabinet, and model and serial numbers on a nameplate all depend on a surface-marking process. Good marking makes a product look professional and reliable; poor marking damages appearance at best and causes customer […]
Read More →2026-10-26
Welding Procedure Qualification and Welder Certification: What WPS, PQR, and WPQ Really Mean
When sheet metal welded products enter fields with high safety and traceability requirements—cabinets, rail transit, pressure equipment, new energy, and medical equipment—customers and third-party auditors often raise one requirement: provide welding procedure qualification records and welder qualification certificates. Many sheet metal companies have previously produced parts based only on the skill of an experienced welder, […]
Read More →2026-10-14
Press Brake Deflection Compensation: Causes of Angle Variation on Long Parts and How to Control It
When bending long workpieces, many operators encounter the same phenomenon: the ends of the part reach the correct angle while the middle is noticeably open, or the left end is within tolerance while the right end is out. The machine is not “broken”—this is deflection at work. Deflection compensation is one of the most easily […]
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