API BFJA - Bolted Flange Joint Assembler

This exam can now be scheduled either at in-person test centers or through remote proctoring.

The Bolted Flange Joints Assembler (BFJA) Certification Program is designed to equip industry professionals with specialized knowledge and practical skills necessary to ensure the integrity, safety, and reliability of bolted flange joints in critical applications. Developed in collaboration with industry experts and stakeholders, this certification provides a rigorous framework for assessing an assembler's competence in their ability to perform proper assembly, helping to prevent leaks, minimize downtime, and support compliance with industry standards. 

API BFJA certification is valid for a three-year term.

1. Studying For The Exam

• The API BFJA certification candidate must have knowledge of how to perform pre-tightening, in-process, and post-assembly inspections for quality assurance of bolted joints, and of the following: 
  
  • Flanged Joints 
  • Bolts 
  • Gaskets 
  • Lubrication 
  • Bolting tools and equipment 
  • Assembly of flanges 
• Publications Effectivity Sheet - Questions on the API BFJA exam are derived from the publications listed in this document
  
  • API BFJA Publications Effectivity Sheet for July 2026 - April 2028
• Body of Knowledge - List of specific topics included in exam 
  • API BFJA Body of Knowledge for July 2026 - April 2028

2. Exam Structure

• The API BFJIA exam is 3.25 hours. 
• There are 85 questions, of which 75 are scored. The remaining 10 are pretest, which are not scored. 
• All questions are closed-book. Paper and reference materials are not allowed into exams.
• View the Exam Tutorial before exam day to familiarize yourself with the format. 

3. Additional Resources

• Learn More about Exam Day
• Examination Policies & Notifications
• Purchase API Standards & Software