STOCKIST & EXPORTERS OF ASTM A 519 4130/4140 PIPES (AN ISO 9001:2008 CERTIFIED COMPANY)
   

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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.

AISI 4130 PIPES EXPORTERS IN INDIA

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.

 


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