J55

General purpose manufactured to API specification 5CT. Similar to K55, except that the minimum tensile strength is lower.

Available in casing dimnesions of 114.3 mm (4.5") to 508 mm (20")

Available in tubing dimensions of 26.7 mm (1.05") to 114.3 mm (4.5")

Product Group: 
OCTG and Linepipe

Chemical Composition

C Mn Mo Cr Ni Cu Ti P S Si V Al
Min - - - - - - - - - - - -
Max - - - - - - - 0.030 0.030 - - -

Mechanical Properties

Tensile Strength 517 MPa min 75,000 psi min
Yield Strength 379 MPa min 552 MPa max
  55,000 psi min 80,000 psi max
Total Elongation Under Load 0.500 % -
Hardness - -