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Super 13Cr Series tubing and casing
Standard Technical Agreement

Normal13Cr

L80-13Cr

Super 13Cr 110-13Cr, 110U-13Cr, 110S-13Cr

Thickness

4.24 mm - 22.22 mm

Outer Diameter

2 3/8 inch - 5 1/2 inch

Place of Origin

China

Application

Deep well environment containing CO2

Test Method

High temperature high pressure

CO2 autoclave dynamic corrosion test

Packing

In bundles as per customer's need


Super 13Cr series suit for the exploitation environment where higher well bottom temperature and more CO2 is destroying the normal tubing and casings.

Super 13Cr series suit not only has a higher strength and excellent corrosion resistant properties,but also has good low temperature toughness.

The mechanical data of super 13Cr series is as below

Grade

YS

TS

Hardness

AV

Min(MPa)

Max (MPa)

(MPa)

Max(HRC)

L-10-0 (J)

13Cr-110

758

965

862

34

30

13Cr-110U

758

965

862

34

60

13Cr-110S

758

965

862

32

80



Choice Advice

L80-13Cr
Any CO2 pressure, bottom hole temperature below 150 Centigrade.
13Cr-110
Any CO2 pressure, bottom hole temperature below 170 Centigrade.
13Cr-110U
Any CO2 pressure, bottom hole temperature below 180 Centigrade.
13Cr-110S

Any CO2 pressure, traces of H2S (below 0.01MPa).