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芬蘭Stresstech Oy?應力技術?
Stresstech Oy創建于1983年，總部設在芬蘭，是專業生產便攜式X射線應力分析儀和巴克豪森法（磁彈法）磨削燒傷檢查儀的生產廠。在美國和德國設有工廠，在全球設有代理機構。主要應用在航天、航空、核工業、石油、科研機構、大學等。
Stresstech Oy致力于放眼全球，做技術的引路人。目標是站的更高，望的更遠。
Stresstech Group has since 1983 from the foundation of American Stress Technologies, Inc. served metal industry all over the world with solutions and high-tech instruments for non-destructive testing of the quality of components. Many leading edge companies in automobile and aircraft industry have already chosen Stresstech Group as their partner in quality control.

Stresstech Group′s main products are Barkhausen Noise analyzers, sensors and custom inspection stands, X-ray Diffraction analyzers and inspection stands, and residual stress testing instrument based on hole-drilling. Several different applications use Barkhausen Noise to study magnetic properties and thus the presence or absence of material defects and residual stress levels in various components like gears, bearings, camshafts, crankshafts, universal joints, piston pins, etc. X-ray analyzers use X-ray diffraction to measure residual stresses and retained austenite contents. The Prism system is based on hole-drilling technique for measuring residual stresses. Stresstech Group provides also custom inspection stands for shop floor quality control.

Stresstech Oy (1984) in Finland, American Stress Technologies, Inc. (AST)(1983) in USA and Stresstech GmbH (1999) in Germany form the Stresstech Group. Being in close contact with each other and with over 20 years of experience of quality control, the Group can quickly respond to market demands and individual requests of customers.

With our world wide representative network Stresstech Group can serve and support customers easily all over the world and in many languages.

Stresstech Oy in Vaajakoski, Finland has been found to conform to the Quality System Standard SFS-EN ISO 9001 ed. 2000 by Det Norske Veritas. The certificate is valid for

Manufacturing of NDT Equipment and NDT measurement Services.
The certificate was first granted in Helsinki on August 28, 2001, was audited and reissued on May 21, 2007, and is valid until May 31, 2010.

ISO 9001 Certificate

ISO 9001 Certificate in Russian
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