SERVICE, UPGRADES, CALIBRATION
GNEHM is your trusted partner for maintaining and upgrading GNEHM hardness testing machines, ensuring they perform accurately and comply with standards like ASTM, ISO, and JIS.
Whether servicing legacy models or installing new machines, GNEHM Service ensures reliability, precision, and compliance.
Extend the Life of Your Machines
GNEHM’s service keeps your machines reliable, compliant, and efficient, safeguarding your investment and test results.

GLOBAL HEADOFFICE
2025 new GNEHM hardness testers
GNEHM International LLC – FZ
Meydan Grandstand, 6th floor
Meydan Road, Nad Al Sheba,
DUBAI, UAE
(United Arab Emirates)
Tel.: +971 48 929 001
SWITZERLAND (CH + FL) & AUSTRIA
GNEHM Härteprüfer AG
Bönirainstrasse 13
8800 Thalwil
SCHWEIZ
Tel.: +41 44 725 43 42
service@gnehm-haertepruefer.ch
INDIA
ASI Pvt. Ltd.
M8, Shivam House
Karampura 110015
NEW DELHI
Tel.: 9599580698 / 8766245366
parthanand@asipl.com
sales@asipl.com
CHINA
GNEHM Shanghai
Rm. 410 Zhisan Building
No.38, Lane 999
Zhuanxing East Road
Ming Hang District
SHANGHAI
Tel.: 021-62215928
Mob.: 13564173101
clm@sosure-shanghai.com