John Valve


All 3rd party approved certifications are the perfect resume for John Valve.

To maintain production efficiency,
thus customer satisfaction is by continuous quality improvement.

The company's designing and developing capacity are also demonstrated by the high quality of our products, which have strictly followed the international standardized ISO/API/PED quality assurance system for designing, development, production, installation, and services. In addition, all 3rd party and marine-approved certifications guarantee perfect quality assurance from John Valve.

We offer the following advantages. Reliable credentials:

  • ISO-9001:2015
  • CE/PED: 2014/68/EU-Module H
  • AD2000-Merkblatt W0
  • PMA
  • EAC Certification: CU-TR 010, CU-TR 032
  • ATEX 2014/34/EU
  • TA-Luft/ISO 15848
  • API-6D
  • API 6FA/API-607/ISO-10497
  • BS 6755
  • BS 6364 Cryogenic Test Certified
  • CRN Certificates includes ten territory and two provinces

Marine Classification Societies approved material supplier by Lloyd's Register, DNV, and Bureau Veritas.

  • ISO 14064 Verification
  • John Valve Germany Trademark Registration certificate
  • European Patent
  • Certificate of Liability Insurance

The Declaration of Conformity:

  • REACH Compliance Declaration
  • RoHS Declaration of Conformity
  • NACE Declaration of Compliance
  • Declaration of Conformity (asbestos-free)
  • Declaration of Metal Conflict-Free
  • SIL Declaration of Conformity.

Get in Touch

John-Valve, your professional and reliable valve partner.
For more information & reference, please consult with our sales team.