Name: Checkline QH7 Heavy Duty Portable Hardness Tester, Demeq
Brand: Checkline
SKU: 1493

Checkline QH7 Heavy Duty Portable Hardness Tester, Demeq

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QH7 Heavy Duty Portable Hardness Tester

Available in Leeb, UCI, or both methods in one unit

The Checkline QH7 Series "HEAVY DUTY" hardness testers are built in an aluminum enclosure for use in the most adverse conditions. They are ideal for heavy industries and mining, and are available in Leeb, UCI, or both methods in one unit.

Kit Contents

QH7 Heavy Duty Portable Hardness Tester
Test block
Manual
Certificate of conformity
CD with software DataCenter FULL
USB cable
SE520 high impact
Carrying case

Features

Complies with ASTM A-956 & ASTM E-140 standards
Measure in any direction with auto angle detection
CalTag technology on impact devices and probes
Graphical representations and statistics
Rechargeable batteries
Aluminum enclose with rubber sides
Programmable quick access key
Send data via Bluetooth
Color backlight alphanumeric LCD display

Specifications

Leeb (Energy absorbed on impact)
Materials	Steel and cast steel, alloy tool steel, stainless steel, grey cast iron, spheroid iron, cast aluminum, brass, copper, bronze and user defined materials
Resolution	1 HL - 1 HB - 1HV - 0.1HRC - 0.1 HRB - 0.1 HRB - 0.1 HS - 1 N/mm2 (Mechanical Resistance)
Accuracy	± 4 HL (0.5% at 800 HL)
Measuring Range	HL 150 - 960
UCI (Ultrasonic contact impedance)
Materials	Steel, other metals with calibration blocks
Resolution	1HV - 0,1HRC - 0,1HRB - 1HB - 0,1HS -1N/mm2 (Mechanical Resistance)
Accuracy	A maximum 5% tolerance in HV
Measuring Range	HV 230 - 940

Applications

Method	Leeb	UCI
Models	QH7L, QH7C	QH7U, QH7C
Heavy solid parts	++	+
Founded or forged	++	O
Steel as well as aluminum alloys	++	O
Weld Heat Affected Zones	O	++
Tubes and pipes	O	++
Bars	+	++
Metal plates and sheet metal coils	+	++
Non-homogenous surfaces	++	O
Thin parts	+	++

++ ideal
+ depends on actual part
O not recommended

Software

DataCenter is software used to transfer and process data stored in the unit memory. With the tools in DataCenter you can generate statistics, graphics, export data to other programs and prepare custom reports. With the QH7 measurements can be transferred using a USB cable and or by Bluetooth.