Product Description


Integral pup joints:


Integral pup joints are made of high quality alloy steel, integrally constructed, forged ended, and features seamless upset construction.
Detachable wing union end connections enable fast, easy make-up and break-out of temporary flow lines.
Eliminates all welds or threads.
Uniform bore for greater flow capacity.
Pup joints are hydrostatically tested at 1.5 times the rated cold working pressure.
Available from 2" to 3" sizes, lengths for pup joints range from 1 feet to 12 feet to 15,000 psi working pressure.
Integral pup joints can be made available with two models, one is plain integral pup joints, another is pup joints with retaining shoulder, integral pup joints with retention shoulder features specially machined shoulder to prevent nut from sliding down pup joints when held vertically.
Pup joints (flowline pipes) are pipe lines with thread, flange or union connectors on both ends, designed to be compatible with FMC Chiksan pup joints and SPM pup joints.Various pup joints are available for high/low pressure and temperature and H2S environment,such as integral pup joints( 10 feet length to handle fluids at cold working pressure), sour gas pup joints, pressure thread seal straight pipes and non-pressure thread seal pup joints.







NPST pup joints:



NPST Pup joints are made of high quality seamless pipeline with male and female detachable Hammer Unions.
Uniform bore for greater flow capacity.
Available from 2" to 3" sizes, lengths for pup joints range from 1 feet to 20 feet to 15,000 psi working pressure.


Butt weld pup joints:



Butt weld Pup joints are made of high quality seamless pipeline with male and female Hammer Unions welded to pup joint pipeline
Detachable wing union end connections enable fast, easy make-up and break-out of temporary flow lines
Pup joints are hydrostatically tested at 1.5 times the rated cold working pressure
Available from 2" to 4" sizes, lengths for pup joints range from 1 feet to 20 feet to 6,000 psi working pressure