White Spots and Scratches: Diagnose the Surface Before Naming the Defect
A white spot on a GOES sheet is a location to…
원문 읽기자료엔지니어링 자료
시험·표준·사양
변압기 철심의 시험, 표준, 사양을 다룬 기술 글을 모았습니다.
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Insulation Coating Is a Measured Function, Not a Yes-or-No Feature
"Both sides coated" leaves the most useful co…
원문 읽기Surface Rust on GOES: What Should Decide the Disposition?
Colour is a poor acceptance criterion for a r…
원문 읽기Why Restacking the Same Laminations Can Change Performance
Keep every lamination. Change the assembly. T…
원문 읽기Core Rework: Restoring Dimensions Without Losing Functional Control
The instruction "grind until it fits" should …
원문 읽기Root Cause Analysis: A Replacement Core Is Not an Explanation
Consider a passing replacement core and a cor…
원문 읽기When All Factory Checks Passed but the Customer Still Has a Problem
"It passed here" and "it does not work here" …
원문 읽기A Passing Final Test Does Not Establish a Stable Process
Every core in the shipment can pass while the…
원문 읽기What In-House Core Testing Actually Changes
The value of a core test station is measured …
원문 읽기Same CRGO Grade, Different Coil: Managing the Variation
A grade designation defines requirements. It …
원문 읽기Why Purchasing and Engineering Disagree About a Core Supplier
Purchasing says the supplier delivered on tim…
원문 읽기A Stricter Core Specification Is Not Always a Better Specification
Before tightening a specification, name the f…
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