Line Stop Fittings

Safe, effective and affordable line stop solutions

Uni-Forge line stop fittings are the ideal solution when pipeline repair or maintenance is needed. Our line stopping equipment is designed to be safe for virtually any distribution pipeline, including oil, natural gas, and others. We offer our clients a personalized customer service to assist in line stop installation for pipeline repair.
 
Our fittings are engineered and extruded with outlets from 2” to 48,” and equipped with Uni-Lock Flange closures rated to ANSI class 150, 300, 600 or 900. Larger sizes and pressure ratings are available.


Fittings are also:

  • Coded for material identification and traceability
  • Provided with material certificates
  • Manufactured and delivered to your quality control specifications


If required, Uni-Forge can perform:*

  • Ultrasonic Testing (UT)
  • Liquid Penetrant Testing (PT)
  • Radiographic Testing (RT)
  • Magnetic Particle Inspection (MPI)
  • Product Analysis (Chemistry Check)
  • Hydrogen Induced Cracking (HIC)
  • Sulfide Stress Cracking (SSC)
  • Full Body Hydrotesting

*Uni-Forge will perform relevant tests as specified by code or as requested by customer.


Technical Specifications

Size Range 2” to 48” – larger sizes available
Pressure Rating 150# – 900#
Wall Thickness Up to 4" depending on the size
Material Carbon steel, Alloy steel, and Stainless steel
Codes ASME B31.1, B31.3, B31.4, B31.8 and DOT compliant
Flange Type Uni-Lock Flange™ with completion plug, with or without scarfed nipple facilities.

Certification

Please click here to view our Design Validation Certificate

Please click here to view our Design Manufacturing Validation for Extruded Hot Tap & Line Stop Tees

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