Legacy Series


TenarisHydril products have been at the forefront of premium connection design and technology for the past 65 years.

65 years of reliability

TeanrisHydril Legacy Series includes tried and proven connections, which have provided many years of reliable service in challenging drilling environments around the world. Our Legacy connections are available in three types: threaded and coupled, integral semi flush and integral upset.

Threaded & coupled CONNECTIONS


Available in tubing sizes from 2 3/8" to 4 ½”.
Available in casing sizes from 4 ½” to 13 5/8”.
Specially suitable for use with corrosion-resistant alloys.


Available in sizes from 7" to 24 ½".
A high-performance coupled connection without a metal-to-metal seal especially designed for surface and intermediate casing.

Integral semi flush CoNNECTIONS


Available in sizes from 5 ½" to 16".
For production casing, intermediate casing and tie-backs. Special applications include heavy-wall casing and use in shifting salt intervals.

Integral upset connections


Available in sizes from 3/4" to 7".
Worldwide reputation for durability in production tubing and work-string applications. 100% tension strength produced by machining pin and box on hot forged upsets.