Thickness Tester

Portable Magnetic Induction & Eddy Current Thickness Meter

Product description: Portable thickness meters utilizing magnetic induction and eddy current methods accurately. Portable Leeb 250 Model is a one-button coating thickness gauge meter.
INQUIRY

Dor Yang 250 Coating Thickness Gauge

The Dor Yang 250 Coating Thickness Gauge is an integrated magnetic portable coating thickness gauge. It allows for quick, non-destructive, and precise measurement of coating and plating thickness. It is suitable for both laboratory and on-site engineering applications.
Widely used in manufacturing, metal processing, chemical industries, commercial inspection, and other testing fields, it is a professional instrument for material protection.
Features an automatic shutdown function.

Functions & Features

The Dor Yang 250 uses the magnetic induction thickness measurement method. It can non-destructively measure the thickness of non-magnetic coatings (such as zinc, aluminum, chromium, copper, rubber, and paint) on magnetic metal substrates (such as steel, iron, and alloys).

Technical Specifications

Parameter	Specification
Model	Dor Yang 250
Probe Type	F1
Operating Principle	Magnetic Induction
Measurement Range	0~1250μm
Minimum Resolution	1μm
Measurement Accuracy	Single-Point Calibration: ±(3%H+1) Two-Point Calibration: ±[(1~3%)H+1]
Testing Conditions
Minimum Curvature Radius (mm)	Convex: 5, Concave: 10
Minimum Measurement Area Diameter (mm)	Φ10
Basic Critical Thickness (mm)	0.3
Operating Environment
Temperature	0~40℃
Humidity	20%~90%
Power Supply	4 × AAA Alkaline Batteries (1.5V)
Dimensions	150×55.5×23mm (Main Unit)
Weight	120g
Standard Accessories	Main Unit, Standard Test Foils, Substrate, AAA Alkaline Batteries