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Quality Management

Approved Guarantees – Worldwide

heat 11 Fulfills All National and International Standards for Pressure Vessel Design and Manufacturing (ASME, SQL/CML China e.g.).
We also meet the highest standards in process management and quality assurance.

ISO 9001:2015

The ISO-Standard

The quality management standard ISO 9001 is the nationally and internationally most widespread ISO standard in quality management (QM). The introduction and implementation of this standard helps to further improve the company performance of heat 11 at all levels.

The current version ISO 9001:2015 has been significantly revised on the basis of the previous version 9001:2008.

With the certification by ISO 9001:2015 we create a real added value, both for our internal processes and directly for our customers. We thereby further increase our efficiency and ensure a constant quality standard across all company processes. The certification was completed in April 2019.
Dr.-Ing. Dietmar Hunoldgeneral manager heat 11 GmbH & Co. KG
Certification & Qualification
Planning, design, manufacturing, sales and service of heat transfer plants with thermal oil, steam, hot water and molten salts.

Time & Cost Savings

Increased efficiency and productivity ensure that all processes run smoothly – internally and externally.

Quality & Customer Satisfaction

The adherence to standards and the fulfilment of our own quality requirements lead to a constantly high level of customer satisfaction.

Trust & Acceptance

The introduction and certification of the world’s leading quality standard create trust and acceptance in existing and new markets.

Safety & Sustainability

Clearly defined, permanently tested and continuously improved processes increase the safety of the entire project management chain and ensure the long-lasting, reliable and sustainable operation of our systems and plants.

National and International Standards
Design, construction and production control of pressure vessels are according to AD 2000 and EN 13345. By request foreign set of rules and standards, for instance ASME U-Stamp or ASME S-Stamp as well as SQL license (China Stamp – AQSIQ), can be considered. For applications in shipbuilding the rules of e.g. LRS, DNV, GL or ABS can be considered also.
  • DIN 4754
  • Directive VDI 3033
  • PED Pressure Equipment Directive 2014 / 68 EU
  • Machinery Directive 2006 / 42 EC
  • EN 13445 / 13480
  • DIN EN ISO 3834-2
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