Technical Resources
Written for the engineer or buyer doing the work, not for a search engine. Every date, regulation number and value in these articles comes from a source you can check.
CBAM and Your Chinese Fabricator: What Data You Actually Need
What a Chinese fabricator must give you for CBAM: which CN codes are in scope, why the 3.167 default value costs more than it looks, and the five docu
Melt-and-Pour Evidence for EU Steel Imports: A Buyer's Checklist
From 1 October 2026, EU importers must evidence where their steel was melted and poured. What the rule requires, what to ask your supplier, and the si
EN 1090 EXC3 and ISO 3834-2: What They Mean When You Buy Weldments from Asia
Buyers ask whether a factory is EN 1090 certified. The question that decides it is whether the part is a construction product. Here is the test, what
Why Instant Quoting Doesn't Work for Heavy Weldments
Instant quoting works for standard CNC parts and stops working at a specific, published size. Here is where the boundary is, why it exists, and what a
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