Clock Spring|NRI – Composite Wraps
ClockSpring|NRI is the world’s leading manufacturer of permanent and temporary Composite Pipeline Repair solutions. The recent merger of Clock Spring and NRI companies provides PipeServ access to the full suite of highly engineered composite repair, rehabilitation, and construction solutions for critical infrastructure. ClockSpring|NRI’s products are designed to provide structural reinforcement, leak repair, and corrosion prevention for pipeline and process piping applications. ClockSpring|NRI’s proven solutions are quick to install, cost effective, and can be installed without service interruption.
ClockSpring|NRI repairs, once cured, make the repaired pipe stronger than the original; allowing you to continue operating at the MAOP (Maximum Allowable Operating Pressure).
Clock Spring® was verified through the most comprehensive pipeline repair study ever commissioned. The 10-year, $15 million study by the pipeline industry and conducted by the Gas Research Institute, makes the patented Clock Spring the most tested, investigated, and documented composite repair solution ever developed. It is used in all environments in more than 75 countries around the world.
ClockSpring|NRI pipe repair systems are engineered in accordance Australian and International Standards (AS 2885, ASME PCC2, ISO 24817 and ASTM) as a “permanent repair system” for gas and liquid pipelines.
COMPOSITE PIPE REPAIR PRODUCTS
CLOCKSPRINGCOILS – Clock Spring Repair System – Technical Brief PDF
Temp = -29C to +120C
Wall Loss = Up to 80%
Pipe NB – 4″ up to 56″
CONTOUR COMPOSITE WRAP- ClockSpring|NRI Contour Repair -Technical Brief PDF
Contour is the ideal composite wrap option for internal or external corrosion repairs or repairs that involve complicated geometry such as tees, flanges, and varying diameter pipe. It is regularly used in plants, refineries, tank farms, terminals, and offshore locations to repair a variety of pipe defects, including leaks.
Pressure Range=up to 48 Barg
Temp = –50C to +135C
Wall Loss = Up to 100%
Pipe NB – 3/4″ up to 56″
SNAP WRAP – ClockSpring|NRI Snap Wrap – Technical Brief PDF
Snap Wrap is a multi-layered system of high strength, corrosion resistant fiberglass composite split sleeves, installed with a high performance adhesive and a filler material. Snap Wraps are installed easily, even in locations with tight access, and no cutting or welding is required
Pressure Range=up to 69 Barg
Temp = -29C to +120C
Wall Loss = Up to 90%
Pipe NB – 3/4″ up to 56
PIPE SUPPORT – ClockSpring|NRI Pipe Support – Technical Brief PDF
BLACKDIAMOND – ClockSpring|NRI Black Diamond – PDF
LEAK STOP – Clock Spring|NRI Leak Stopper – PDF
Benefits: increases safety, reduces environment impact and huge cost savings
- Business benefits include no disruption to operations, lower costs in equipment and cutting and welding, as well as the opportunity to retain tariff revenue
- Safety benefits include no hot work, no cranes or overhead lifts, and faster time to close the ditch
- Environmental benefits include eliminating the need to empty, depressurize or off-gas the line, ensuring no contaminants enter the environment
PipeServ can supply and install or train your personal to install CS products on pipelines, refineries and facilities across Australia, Papua New Guinea and New Zealand
DOWNLOAD TECHNICAL INFORMATION DOCUMENTS
• Product Selection Poster PDF
•Contour Examples PDF