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OCTG 5.5″ 20# 25CRS 125 JFE Lion R2/R3

Super Duplex 25 Chrome (25CRS) is a high-performance duplex stainless steel with PREN ≥ 40, offering outstanding resistance to localized corrosion in chloride- and oxygen-rich environments. Suitable for service up to 450°F and H₂S partial pressures up to 3.0 psi (per MR0175/ISO 15156), it’s ideal for sweet and moderately sour conditions. Commonly used in CCUS, geothermal, and saltwater injection wells, it excels in demanding downhole applications. JFELION™ is the latest development in the JFE Steel premium connection gas tight series. Designed and proven to provide full pipe body performance in all pressure and axial load combinations. JFELION™ has been tested and validated according to ISO 13679: CAL IV 2002, ISO/FDIS 13679:2011 and API 5C5 CAL IV 2017 procedures for testing casing and tubing connections. JFELIONTM has been designed and validated to the latest industry standards to meet the needs for critical well loads, including HPHT applications.

Available Quantity

10,624

FT

Condition

Unused

Mill Year

Manufacturer

Location

Texas, USA

Field Inspection

Completed!

Receiving Inspection

Completed!

Final Inspection

In Progress

Certified Report

Not Started

Receiving Inspection Complete!

During this phase of PipeFacts™, material is received into one of our regional storage and inspection hubs, and we put material through a more detailed inspection. Our teams of inspectors inspects the pipe body for traceability and potential body defects and inspects the threads while a quality team in the office evaluates the as produced specification of the material test reports (MTRs).

What is

Receiving Inspection

?

100%
  • Visual Body Inspection (VBI)
  • Tally
  • Traceability to MTRs
5%
  • Visual Thread Inspection
  • Drift

Size

Nominal OD

5.5

in.

Nominal ID

4.778

in

Nominal Wall Thickness

0.361

in

Drift

4.653

in

Special Drift

in

Strength

Minimum Yield Strength

125

KSI

Minimum Ultimate Tensile Strength

135

KSI


Collapse Pressure

12,090

PSI

Internal / Burst Pressure

14,360

PSI

Disclaimer: The burst and collapse figures displayed are based on the API dimension tolerance of 87.5% of nominal wall thickness. Note that martensitic, duplex, super duplex, and nickel alloys often have tighter dimensional tolerances, therefore, increased strength ratings. The properties do not factor connection performance ratings. If your application requires more information ratings, please contact our technical services team, and we happily assist you.

Alloy

25CRS

Family

Duplex Stainless

Corrosion Resistance Level

Moderate

Alloy Description

Super Duplex 25 Chrome alloys, including 25CRW and 25CRS, are cold-hardened duplex stainless steels designed for corrosion resistance in sweet (CO2) and moderately sour (H2S) environments with high chloride concentrations, providing high strength up to 450°F.

The “Super” designation signifies a Pitting Resistance Equivalent Number (PREN) of ≥40, offering enhanced protection against H2S and localized corrosion from high chloride levels and/or oxygen, compared to standard 25 Chrome. As a result, these alloys are commonly used in tubing and liners for seawater and water injection wells. However, it is important to evaluate all relevant environmental factors, including H2S, CO2, temperature, pH, and chloride concentration, before finalizing material selection.

These alloys are classified under MR0175/ISO15156 as duplex stainless steels with a Pitting Resistance Equivalent Number (PREN) ≥40, suitable for environments with H2S partial pressures up to 3.0 psi.

Elemental Composition

C
6
Carbon
0.03%
N
7
Nitrogen
0.2%‒0.3%
Si
14
Silicon
1%
P
15
Phosphorus
0.03%
S
16
Sulfur
0.01%
Cr
24
Chromium
24%‒26%
Mn
25
Manganese
1%
Fe
26
Iron
57.63%‒65.8%
Ni
28
Nickel
6%‒8%
Cu
29
Copper
0.5%‒1%
Mo
42
Molybdenum
3%‒4%
W
74
Tungsten
0.5%‒1%

Name

LION

Licensee

JFE

Category

Premium

Thread Type

Threaded & Coupled

Description


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