ABOUT US
Great Wall testing is mainly engaged in the application research of new testing technology and new technology, physical and chemical testing of metal materials and products, non-destructive testing and other services.
TEST ITEMS
The main testing capabilities of Great Wall include: mechanical performance test, chemical analysis, failure analysis, metallographic analysis, dimension measurement, environmental simulation test, etc.
NEWS
As a third-party testing laboratory, Great Wall testing establishes and operates a quality system in strict accordance with ISO/IEC 17025 accreditation standards.
Dimension measurement:
· parallelism, perpendicularity and inclination
· coaxiality, symmetry and position
· straightness, flatness, cylindricity and roundness
· Roughness