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Johncera has always maintained a staunch commitment to quality in our products, practices and procedures, and by doing so has earned ISO 9001:2015 certification. Our commitment to quality in design and manufacturing is recognized the world over.Quality is non-negotiable.

To maintain our certification, as well as meet our own high standards, every JOHNCERA employee undergoes training to understand how they can help to ensure JOHNCERA upholds its quality-oriented principles. At JOHNCERA, our commitment to quality is ingrained in our culture and permeates the entire organization. It has always been that way and it will always be that way.

JOHNCERA maintains a fully implemented and certified Quality Assurance / Quality Control program. While JOHNCERA is certified to ISO 9001:2015 standards, but also, as a member of the China Technical Committee for Standardization of Industrial Ceramics, we have participated in the drafting and development of three national standards:

  • JC/T 2523-2019 Acid-resistant ceramic ball valve for coal chemical industry Technical specification
  • JC/T 2515-2019 Ceramic ball valve for silicon powder transportation Technical specification
  • JC/T 2524-2019 Alkali-resistant ceramic ball valves for lime slurry Technical specification

(Contact us to documents)

We also reference many industry organizations for standards, codes and approvals, such as:

  • DIN
  • FCI
  • GOST
  • AD2000

Nondestructive Testing (NDT) by certified Level II inspectors are fully employed to examine materials and eliminate contamination. Nondestructive examination includes:

  • Ultrasonic Testing (MT)
  • Magnetic Particle Testing (MPT)
  • Liquid Penetrant Testing (LPT)

Quality Policy

JOHNCERA is dedicated to maintaining and continually improving our Quality Management System to satisfy the requirements of our customers, applicable national and international laws and industry standards.


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