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Professional International Norms Organization College
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ISO 3834 – Welding Quality Requirements: Building Trust Through Better Welding Control
Welding is one of the most important processes in many industries. It is used to build strong structures, machines, vehicles, equipment, tanks, pipelines, and many other metal products. Because welded parts often carry weight, pressure, heat, or movement, their quality must be managed carefully from the beginning to the end of production. ISO 3834 gives clear quality requirements for fusion welding of metallic materials. Its main value is that it helps companies control weldi
May 63 min read


ISO 21469 – Food-Grade Lubricants and Safer Production
In modern food production, safety is not only about ingredients, packaging, and cleanliness. It also includes the hidden technical materials used inside machines. One important example is lubricant. Machines need lubricants to reduce friction, protect parts, transfer heat, and keep production moving smoothly. In food-related environments, however, there is always a small possibility that lubricant may accidentally come into contact with products or packaging. This is where IS
May 33 min read
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