API Spec 5L PSL2 X56 (L390) line pipe is carbon steel pipes, strictly manufactured as per API (American Petroleum Institute) to meet the clients requirements. it mainly used in Oil and Gas Project.

API Spec 5L PSL2 X56 Pipeline steel Specification:


API Spec 5L PSL2 X56 Chemical Composition and Mechanical Property:


Chemical Composition(%)

C Max

Mn Max

P Max

S Max

API Spec 5L PSL2 X56 (L390)






Mechanical Property


Yield Strength(MPa)

Tensile Strength(MPa)

% Elongation 

API Spec 5L PSL2 X56 (L390)




API Spec 5L PSL2 X56 Pipeline steel mainly used in Oil Refineries, Petrochemicals, Power Generation (Nuclear/Thermal), Steel, Sugar, Boiler Equipments, Pressure Vessels and General Engineering Purposes.

We provide the high-quality API Spec 5L PSL1 API 5L X56 line pipe with different sizes to meet your requirements. If you need, please contact us freely.

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SIBE STEEL GRADE is specialized in steel plate export. As a professional and reliable steel plate supplier, we have built cooperation with over 30 countries and regions, including USA, Europe, Saudi Arabia, Egypt, Bangladesh, Sri Lanka, Korea, Vietnam, Myanmar and so on.

For any steel plates we do not have in stock, we have developed relationships with a large number of manufacturers, mill depots, and master distributors, which enables us to locate and supply even the most unusual sizes and grades as per customer requirements - so called "one station" services...

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