INDUSTRIAL METALS · MATERIAL SOURCING · FABRICATION
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LINE PIPE

API 5L X42 equivalents, chemistry & properties.

API 5L X42 is a line pipe used for pipelines. Below are its equivalent designations in nine standards, chemical composition, mechanical properties and density.

API 5L X42 equivalent grades

USA (ASTM / AISI / SAE)
API 5L X42
Europe (EN)
L290 (ISO 3183)
China (GB)
L290

Key data

Family
Line pipe
Density
7.85 g/cm³
Typical mechanical
YS ≥290 MPa · TS ≥415 MPa
Typical uses
Pipelines
Weight
Calculate weight in API 5L X42

API 5L X42 chemical composition (weight %)

API 5L PSL1 X42 seamless (45th/46th ed.)

CMnPSCuNiCrMoBNb+V+Ti
≤0.28≤1.3≤0.03≤0.03≤0.5≤0.5≤0.5≤0.15≤0.001≤0.15

API 5L PSL1 X42 welded (45th/46th ed.)

CMnPSCuNiCrMoBNb+V+Ti
≤0.26≤1.3≤0.03≤0.03≤0.5≤0.5≤0.5≤0.15≤0.001≤0.15

Grades similar to API 5L X42

Frequently asked questions

What is the equivalent of API 5L X42?

API 5L X42 equivalents: USA (ASTM / AISI / SAE) API 5L X42; Europe (EN) L290 (ISO 3183); China (GB) L290. Equivalents are close but not always identical; check the standard on your order.

What is the chemical composition of API 5L X42?

API 5L X42 (API 5L PSL1 X42 seamless (45th/46th ed.)): C ≤0.28, Mn ≤1.3, P ≤0.03, S ≤0.03, Cu ≤0.5, Ni ≤0.5, Cr ≤0.5, Mo ≤0.15, B ≤0.001, Nb+V+Ti ≤0.15 (weight %).

What is the density of API 5L X42?

About 7.85 g/cm³ (7,850 kg/m³), the value used for weight calculations.

Need API 5L X42?

Steel Impex India, Mumbai, supplies API 5L X42 in pipes, plates, sheets, bars and fittings as available, with mill test certificates. Send the grade, standard, size and quantity.