OSI Lower Flex Joint – Specification

General Information

• Manufacturer: Oil States Industries (OSI)
• Component: Lower Flex Joint
• OSI Part Number: PD17426
• Serial Number: 1862
• Date Manufactured: Q4 2015
• Description: 2.5K Riser

Design / Function

• Provides angular flexibility in a riser system
• Reduces bending stress between:
  • Riser and wellhead
  • Riser and BOP stack
• Typically installed as lower flex joint in offshore drilling riser systems

Pressure Rating

• Working Pressure: 2,500 psi (2.5K)

Mechanical Characteristics

• Type: Elastomeric bearing flex joint
• Flex Capability:
  • Typically ±10° to ±15° angular deflection (standard for this class)
• Load Handling:
  • Designed to تحمل:
    • Axial tension (riser string weight)
    • Bending moments
    • Internal pressure loads