Our Kelly Valves are manufactured and tested to API specification 7-1 and in compliance with IS0 9001:2015. They enable safe drilling and production operations.
In addition to classic ball valve designs, we also manufacture pig valves, twin ball valves for increased safety requirements and reusable fittings. For special existing fittings we develop tailor made replacement.
Ball valves, wellheads and tests for hydrogen applications.
The right selection of materials and reliable leak-tightness tests ensure safety
Our API 6A-compliant wellheads are designed to meet the highest standards and have been used for decades in oil and gas production, storage technology and deep geothermal applications.
We start where the range of standard products ends: Hartmann develops tailor made high performance components of the highest quality. Safe. Reliable. Long-lasting.
Our sales and design engineers eagerly await your enquiries from the high performance sector. In close collaboration we develop suitable components for your special applications.
Solutions for extreme areas
Hartmann ball valves and wellheads are designed for pressure classes up to 690 bar, temperatures from -200 to +550°C as well as for high cycle operations and media of all types.
Quality that pays
Durable and low maintenance products reduce the life cycle costs of your plants. This is why we develop, assemble and test exclusively in Germany.
Expertise & Consultation from a single source
You profit from more than 70 years experience during all project phases. We provide you with support, from consulting, development right through to installation and maintenance service.