AISI 4130 GRADE L80 NACE COMPLAINCE

SPECIALITY

AISI 4130, Q & T, P THROUGH X, GR L 80, NACE COMPLANICE

RELIABLE PIPES & TUBES LIMITED.  SPECIALIZES IN AISI 4130, Q & T, P THROUGH X, GR L 80, NACE COMPLANICE PIPES WHERE THE CHEMICAL PROPERTIES MATCH AS PER AISI 4130 & PHYSICAL AS PER API 5CT GRADE L 80.

The steel grade will set the alloy requirements, and API 80 will set the physical requirements.

CHEMISTRY DATA : 

  

Carbon

0.28 – 0.33

Chromium

0.8 – 1.1

Manganese

0.7 – 0.9

Molybdenum

0.15 – 0.25

Phosphorus

0.035 max

Silicon

0.15 – 0.35

Sulphur

0.04 max

The properties requirements of spec L80 are: 

API L80

Minimum Yield Strength: 80,000 psi
Maximum Yield Strength: 95,000 psi
Minimum Tensile Strength: 95,000 psi
Hardness Requirement: 23 HRC maximum
Notes: Manufactured to API specification 5CT. This is a controlled yield strength material with a hardness testing requirement. L80 is usually used in wells with sour (H2S) environments.