FASTENER TESTING

AVOID COSTLY PROBLEMS & FAILURES

Fastener Testing can help ensure the reliability of fasteners used in critical applications.Zhejiang Guojian Testing Technology Co., Ltd (CCT)  provides all the fastener testing services required to support our clients in making important business decisions and resolving problems at our lab in f Zhejiang, China.

While Zhejiang Guojian Testing Technology Co., Ltd (CCT) specializes in testing metals, we also provide some testing services for other materials. In particular, our company offers accredited fastener testing that is performed by our team of experienced engineers and technicians according to specific requirements and standards. We take pride in delivering timely and accurate information, as well as providing our clients with a Certified Test Report that meets their needs. We strive to offer our services at a competitive price, ensuring that you receive excellent value for your investment.

TESTING FOR MANUFACTURERS TO END USERS

If you are in the process of selecting a fastener or material for fastener production, Zhejiang Guojian Testing Technology Co., Ltd (CCT) can help you evaluate and compare materials to ensure that you are purchasing the most reliable product. Our fastener testing services can assess the quality of finished fasteners and provide insight into production-related questions. Additionally, our services can verify that the fasteners you routinely purchase or manufacture continue to meet your requirements.

At Zhejiang Guojian Testing Technology Co., Ltd (CCT) , we are equipped to analyze material composition and mechanical properties. We offer a range of non-destructive inspection methods to identify surface or sub-surface discontinuities and defects, as well as dimensional inspection services to verify measurement accuracy of all fastener features, including threads.

Furthermore, our company has the engineering and research capabilities to evaluate in-service issues or conduct a complete root cause failure analysis. We can help you identify and address any problems with your fasteners, ensuring that you achieve optimal performance and reliability.

TEST METHODS/SPECIFICATIONS

 FASTENER TESTING SERVICES

Find out everything you need to know about your fasteners with the complete line of material testing and NDE inspection services offered by Zhejiang Guojian Testing Technology Co., Ltd (CCT)  .

Mechanical Testing

· Hardness Testing

· Double Shear

· Yield Strength

· Wedge & Axial Tensile

· Proof Load Testing

· Tension Fatigue Test

· Cone Strip Test

· Flattening

· Stress Rupture Test

· Creep Testing

· Hydrogen Embrittlement  / Stress Durability

Metallurgical Testing

· Macro-etch

· Microstructure

· Grain Size

· Plating Thickness

· Surface Contamination

· Carburization / Decarburization

· Microhardness

Chemistry

· ICP Analysis

· AES Analysis

· Inert Gas Fusion for hydrogen, nitrogen and oxygen

· Combustion method for sulfur and carbon

· FTIR Analysis

· Salt Spray

Nondestructive Testing

· Magnetic Particle Inspection

· Liquid Penetrant Testing

· Ultrasonic Testing

· X-ray Inspection (Radiography)