LOKRING meets or exceeds the following technical 
specifications, standards and approvals:


  • ISO 9001:2000
  • Lloyd's Register #9800070
  • Canadian Registration Number (CRN) • OA1195
  • British Ministry of Defence
  • American Petroleum Institute - API-607 Rev 4 Fire Test
  • ASTM-F1387 NAVSEA
  • ANSI/ASME B31.1, B31.3, B31.4, B31.5, B31.8, and B31.9 
  • Association of American Railroads (AAR)
  • United States Coast Guard
  • American Bureau of Shipping (ABS)
  • National Fire Protection Association, standard for health care facilities (NFPA 99)
  • Canadian Standards Association (CSA) Z7396 1-09
  • California Air Resources Board (CARB)