About us

OSC, the pioneer of regulatory control weights

Since 1981, OSC has designed and manufactured patented test weight sets for load testing and VGP periodic inspections. Part of the Oxymetal Group since 2007, the brand combines the precision of a French manufacturer with the strength of a European industrial group.

OSC test weight sets in the 2010s
OSC Essential control weights stacked for load testing

Our history

More than 45 years of expertise, a patented system that has become the market benchmark, and a production site in Poilly, near Reims.

OSC Essential control weights on an OSC Heavy Duty load test platform lifted by slings

Figures that matter

45 years, 600 customers, 10 countries, 7 patents: a few figures that show OSC’s expertise.

Philippe Chédru, President of the Oxymetal Group

Governance

Hands-on operational management, backed by the strength of the Oxymetal Group and its shareholder Koncentra.

Flex Load OSC Essential in the basket of an aerial work platform

Our customers

Rental companies, manufacturers, inspection bodies, training centers: more than 600 customers trust us.

OSC Essential test weight set

Our solutions

From a few kilograms to very high-capacity tests, a range for every need.

And you, what are your testing needs?

Our teams are on hand to study your constraints and help you define the configuration best suited to your load testing.