L80-13Cr

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1.Standard: API 5CT

2.Chemical Composition (%)

Elements C Mn P S Si Cr Mo Ni Cu
Min 0.15 0.25 12.0
Max 0.22 1.00 0.020 0.010 1.00 14.0 0.50 0.25
Actual value 0.17 0.46 0.017 0.0054 0.335 12.7 0.034 0.13 0.048

3.Mechanical Properties

Mechanical properties Tensile strength
MPa
Yield strength
MPa
Hardness HRC 0℃,Longitudinal Impact
J10×10×55
Elongation%
Min 655 552 27 20
Max 655 23
Actual value 743 585 18.7 73.8(-10℃.Mgrgtudinal Impact
J10×7.5×55)
27

4.Typical Size

Size
mm
Outside Diamete
mm
Permissible Variation
in Outside Diameter mm
Wall thickness
mm
Average Wall Permissible Variations in Wall Thickness
114.3×8.56 114.3 0.5%~+1.0% 8.56 ±10%

Note:Standard     requirements     control     range: OD: -0.5% to     +1.0%. WT: ± 10%

5.Typical Application Environment

The metal Material is suitable for wet.a certain concentration of CO,temperature below 150 ℃ of Tubing coupling and other  Oil and gas appliances.