We are harder.


On this page we provide you with information material. You will find here for example our ISO certificates and our delivery note.


To be able to open the documents you will need Adobe Reader, Excel or the Open Office Calc. Presumably you already have these programs installed on your computer.


If you require further information send us an e-mail or call us.




Härterei Carl Gommann GmbH
Dreiangelstraße 29
42855 Remscheid

Tel.: +49 (0) 2191 8865-0
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Heat Treating / Gas Nitriding / Hardness Testing