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Mechanical Applications
 

Mechanical standard tubing

Tubes for Oil&Gas tools

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Tubes for Oil & Gas tools

Tenaris produces a wide range of hot rolled and cold drawn seamless tubes in different steel grades (4130 & 4140) used in a wide variety of applications for the oil & gas industry as components of complex well drilling and maintenance devices such as perforating guns, sand screens and power sections for down-hole drill motors. The steels used for these applications guarantee high resistance to yield strength and tight dimensional tolerances.

Application Tubes for Oil & Gas
Manufacturing process

Hot Rolled or Cold Drawn

Steel grades 4130 & 4140
Size range

Outer Diameter

51 – 508 mm
Wall Thickness 5 - 50 mm
Mechanical properties 80, 110 & 125 ksi minimum yield strength (Corresponding to L80, P110 & Q125 from API 5CT)
Delivery conditions

As Rolled, Normalized, Annealed, Quench & Tempered

Standards Compliant with ASTM A519 & some requirements of API 5CT (equivalent to ISO 11960:2004)

One of the most critical applications in this sector are carrier tubing used at the heart of perforating guns, the devices that perforate oil and gas wells in preparation for production using explosive charges. These products are a joint development between end users and Tenaris, which specifically designs a product based upon customer’s needs, including tailor-made chemistry and process design.

For this demanding application, Tenaris provides low alloyed, quenched and tempered steel tubes guaranteeing high performances in terms of high yield strength combined with high toughness and tight internal diameter tolerances. They provide also high impact resistance during explosive charges detonation maintaining their structural integrity and the one of the entire perforating system.

Application Tubes for Perforating Gun Carrier
Manufacturing process

Hot Rolled or Cold Drawn

Steel grades Carbon-Manganese steel (TN PG115)
Chrome-Molybdenum steel (TN PG135, TN PG145)
Size range (*)

Hot Rolled

Cold Drawn (only for TN PG145)
Outer Diameter 69.85 - 177.8
(2.75" - 7.00")
38.1 - 76.2
(1.50" - 3")
Wall Thickness 5.1 - 15.9
(0.200" - 0.625")
3 - 12
(0.118" - 0.472")
* Standard range. Additional sizes available upon agreement
Mechanical properties TN PG115 TN PG135 TN PG145
YS (KSI) 115 - 137 135 - 157 145 - 167
UTS (KSI) 120 140 150
El% 15% 15% 14%
CVN LC 10x10 (ft.lb) 73 66 60
Delivery conditions

Hot finished quench & tempered
Cold Drawn quench & tempered (only TN PG145)

Standards General agreement with ASTM A519
Special requirements Ultraclean Steelmaking
Stringent Dimensional Tolerances
Drift Testing for hot finished sizes
Double technique NDT: Ultrasound and Electromatic inspection
Special Qualification Testing upon agreement


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