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Table 3 Chemical composition [18] and mechanical properties [16] of API 5L X42 steel sample used in this study

From: Fusion-bonded epoxy composite coatings on chemically functionalized API steel surfaces for potential deep-water petroleum exploration

Chemical compositiona

 Element

C

Si

Mn

P

S

Al

Cu

Nb

V

Ti

Cr

 %wt

0.13

0.18

1.02

0.015

0.002

0.029

0.01

0.002

0.001

0.001

0.02

 Element

Ni

Mo

Sn

N

B

Ca

Sb

Pb

CE (IIW)

CE (Pcm)

Fe

 %wt

0.02

0.00

0.001

0.0041

0.0001

0.0012

0.00

0.002

0.31

0.19

balance

Mechanical properties (MPa)

 Yield Strength

344

 Ultimate Tensile Strength

472

  1. aFe balance