Manufacturing Standards


EN (European Norms) providing  between harmonization of standards in European Community. CE letters symbolised " Conformite Europeenne”

CE signify that products sold in the European communities have been assessed to meet high safety, health, and environmental protection requirements

By affixing the CE marking to a product, a manufacturer declares that the product meets all the legal requirements for CE marking.  

There benefits CE marking brings to businesses and consumers; Provide standard products and free movement of the product, consumers enjoy the same level of health, safety, and environmental protection, businesses know that products bearing the CE marking can be traded without restrictions.

For the CE marking to test and certify the product need to employ the services of a testing laboratory that is affiliated with a "European Notified Body" permited by European Community

Özmaksan Pressure Vessels;  authorised by Tuv Sud 0036, TSE 1783, Turk Loydu 1785 and Szutest 2195 to CE qualification



The American Society of Mechanical Engineers (ASME)

Founded in 1880 has over 140,000 members, founded as an engineering society focused on mechanical engineering in North America, ASME is today multidisciplinary and global. ASME is a professional engineering society, a standards organization, a research and development organization, a lobbying organization, a provider of training and education, and a nonprofit organization.

ASME conducts one of the world's largest technical publishing operations known for setting codes and standards for mechanical devices and more than 500 codes and standards.

We are manufacturing according to ASME Boiler and Pressure Vessel (BPV) regulations.

Designs, manufacturing and control procedures of Özmaksan Boilers and Pressure Vessels done accordidng to section 1 of Asme .

  • Technical drawings are preparing according to ASME
  • All welded equipments must be weld by qualificated welders. Our welders are certified by Turk Loyd according to ASME standards
  • Özmaksan vessels’ conformity of ASME standartds are declarated by Turk Loyd