API 5L X52 Seamless Line Pipe , Seamless Carbon Steel Pipe PSL1 Oil / Gas Delivery

Chemical Composition for PSL 1 pipe with t ≤ 0.984”

Steel Grade

Mass fraction, based on heat and product analyses^a
%

C

Mn

P

S

V

Nb

Ti

max ^b

max ^b

max.

max.

max.

max.

max.

X52

0.28

1.4

0.03

0.03

d

d

d

a 0.50% maximum for copper; 0.50% maximum for nickel; 0.5% maximum for chromium; and 0.15% maximum for molybdenum. For grades up to and including X52, Cu, Cr and Ni shall not be added intentionally.

b. For each reduction of 0.01% below the specified maximum concentration for carbon, an increase of 0.05% above the specified maximum concentration for manganese is permissible, up to a maximum of 1.65% for grades ≥B, but ≤X52; up to a maximum of 1.75% for grades＞X52, but ＜X70; and up to a maximum of 2.00% for grade X70.

c. Unless otherwise agreed, the sum of the niobium and vanadium contents shall be ≤0.06%

d. The sum of the niobium, vanadium and titanium concentrations shall be ≤0.15%

e. unless otherwise agreed.

f. unless otherwise agreed, the sum of the niobium, vanadium and titanium concentrations shall be ≤0.15%

OD

Thickness

mm

inch

mm

SCH

219~1219

8’’~48’’

2.11~130

≥SCH10

*If the steel grades and size you are looking for are not listed above, please contact us for further information.