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RK Trading Company  |  rktradingusa.com Last updated: October 29, 2026 This policy explains what information…

Your Spring Test Data Is Telling You Something: Turning Numbers into Production Decisions

Your tester logged 4,000 load readings on a job last month. Every one of them…

Manual vs. Automated Spring Testing: How to Know When It’s Time to Switch

It’s 2:30 on a Thursday. Your QC tech has a stack of 125 compression springs…

Why Your Spring Test Results Don’t Match Your Customer’s

You shipped a lot of compression springs. Your final inspection said every part held load…

The Real Cost of an Untested Spring

A batch of springs looks fine. They meet the print, they pass a visual check,…

Why Torsion Springs Need Their Own Testing Approach

If you’ve read our previous pieces on compression versus extension testing and on reading force-deflection…