API 5l X60 Pipe

API 5L X60 pipe is a high-grade carbon steel pipe designed for the safe and efficient transportation of oil, gas, water, and steam in high-pressure systems. This grade performs exceptionally well under high pressure and temperature, and is known for its minimum yield strength of 415 MPa and good tensile strength. It is also referred to as L415 pipe and is available in seamless and welded forms, including ERW, LSAW, and SSAW.

Multi Metals India is a trusted supplier of API 5L Gr X60 pipes, providing pipes that comply with international quality norms. These pipes are available in a range of dimensions and wall thicknesses to suit varied industrial needs. Known for their corrosion resistance, especially in environments exposed to hydrogen sulphide. These pipes are ideal for use in oil refineries, petrochemical plants, power generation units, mining operations, fertilizer manufacturing, and more. 

Api 5l X60 Pipe

For projects requiring enhanced mechanical properties and stringent testing, the API 5L X60 PSL2 variant is also offered. API 5L X60 pipes are a dependable option in many industries, regardless of your needs for long-term performance, strong wall thickness or consistent pipe dimensions.

Contact Multi Metals India today to get high-quality API 5L X60 pipes at competitive prices, delivered on time and as per your specifications.

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Application of API 5l X60 Pipe

● Oil & Gas Transportation
● Petrochemical Industry
● Water Supply
● Construction

Specification Table of API 5l X60 Pipe

Specification Details
Standard API 5L, PSL-1, PSL-2
Size Range 1/2" to 24" NPS (Sizes above 24" NPS available on request)
Schedule SCH 10, SCH 40, SCH 80, SCH 160 to SCH XXS (as per API 5L thickness)
Type Seamless, Welded, ERW, L-SAW
Grade Grade X60, L415

Delivery Condition

PSL Delivery Condition Pipe grade
PSL1 As-rolled, normalized, normalizing formed A
PSL1 As-rolled, normalizing rolled, thermomechanical rolled, thermo-mechanical formed, normalizing formed, normalized, normalized and tempered or if agreed Q&T SMLS only B
PSL1 As-rolled, normalizing rolled, thermomechanical rolled, thermo-mechanical formed, normalizing formed, normalized, normalized and tempered X42, X46, X52, X56, X60, X65, X70
PSL2 As-rolled BR, X42R
PSL2 Normalizing rolled, normalizing formed, normalized or normalized and tempered BN, X42N, X46N, X52N, X56N, X60N
PSL2 Quenched and tempered BQ, X42Q, X46Q, X56Q, X60Q, X65Q, X70Q, X80Q, X90Q, X100Q
PSL2 Thermomechanical rolled or thermomechanical formed BM, X42M, X46M, X56M, X60M, X65M, X70M, X80M
PSL2 Thermomechanical rolled X90M, X100M, X120M
PSL2 The suffix (R, N, Q or M) for PSL2 grades belongs to the steel grade

Process of Manufacturing

Type of Pipe PSL 1 PSL 2
Grade A Grade B X42 to X70 B to X80 X80 to X100
SMLS ✔ ✔ ✔ ✔ ✔
LFW ✔ ✔ ✔
HFW ✔ ✔ ✔ ✔
LW ✔
SAWL ✔ ✔ ✔ ✔ ✔
SAWH ✔ ✔ ✔ ✔ ✔
SMLS – Seamless, without weld
LFW – Low frequency welded pipe, <70 kHz HFW – High frequency welded pipe, >70 kHz
SAWL – Submerge-arc welding longitudinal welded
SAWH – Submerge-arc welding helical welded

Chemical Composition Table for PSL 1 pipe with t ≤ 0.984”

Steel Grade Mass fraction, % based on heat and product analyses a,g
C Mn P S V Nb Ti
max b max b max max max max max
Seamless Pipe
X60 0.28 e 1.40 e 0.3 0.3 f f f
Welded Pipe
X60 0.26 e 1.40 e 0.3 0.3 f f f
a. Cu ≤ = 0.50% Ni; ≤ 0.50%; Cr ≤ 0.50%; and Mo ≤ 0.15%,
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 Mn is permissible, up to a maximum of 1.65% for grades ≥ L245 or B, but ≤ L360 or X52; up to a maximum of 1.75% for grades > L360 or X52, but < L485 or X70; and up to a maximum of 2.00% for grade L485 or X70.,
c. Unless otherwise agreed NB + V ≤ 0.06%,
d. Nb + V + TI ≤ 0.15%,
e. Unless otherwise agreed.,
f. Unless otherwise agreed, NB + V = Ti ≤ 0.15%,
g. No deliberate addition of B is permitted and the residual B ≤ 0.001%

Chemical Composition Table for PSL 2 pipe with t ≤ 0.984”

Steel Grade Mass fraction, % based on heat and product analyses Carbon Equiv a
C Si Mn P S V Nb Ti Other CE IIW CE Pcm
max b max max b max max max max max max max
Seamless and Welded Pipe
X60N 0.24f 0.45f 1.40f 0.025 0.015 0.10f 0.05f 0.04f g,h,l As agreed
X60Q 0.18f 0.45f 1.70f 0.025 0.015 g g g h,l 0.43 0.25
Welded Pipe
X60M 0.12f 0.45f 1.60f 0.025 0.015 g g g h,l 0.43 0.25
a. SMLS t>0.787”, CE limits shall be as agreed. The CEIIW limits applied fi C > 0.12% and the CEPcm limits apply if C ≤ 0.12%,
b. For each reduction of 0.01% below the specified maximum for C, an increase of 0.05% above the specified maximum for Mn is permissible, up to a maximum of 1.65% for grades ≥ L245 or B, but ≤ L360 or X52; up to a maximum of 1.75% for grades > L360 or X52, but < L485 or X70; up to a maximum of 2.00% for grades ≥ L485 or X70, but ≤ L555 or X80; and up to a maximum of 2.20% for grades > L555 or X80.,
c. Unless otherwise agreed Nb = V ≤ 0.06%,
d. Nb = V = Ti ≤ 0.15%,
e. Unless otherwise agreed, Cu ≤ 0.50%; Ni ≤ 0.30% Cr ≤ 0.30% and Mo ≤ 0.15%,
f. Unless otherwise agreed,
g. Unless otherwise agreed, Nb + V + Ti ≤ 0.15%,
h. Unless otherwise agreed, Cu ≤ 0.50% Ni ≤ 0.50% Cr ≤ 0.50% and MO ≤ 0.50%,
i. Unless otherwise agreed, Cu ≤ 0.50% Ni ≤ 1.00% Cr ≤ 0.50% and MO ≤ 0.50%,
j. B ≤ 0.004%,
k. Unless otherwise agreed, Cu ≤ 0.50% Ni ≤ 1.00% Cr ≤ 0.55% and MO ≤ 0.80%,
l. For all PSL 2 pipe grades except those grades with footnotes j noted, the following applies. Unless otherwise agreed no intentional addition of B is permitted and residual B ≤ 0.001%.

Tensile and Yield – PSL1 and PSL2

Pipe Grade Tensile Properties – Pipe Body of SMLS and Welded Pipes PSL 1 Seam of Welded Pipe
Yield Strength a Tensile Strength a Elongation Tensile Strength b
Rt0,5 PSI Min Rm PSI Min (in 2in Af % min) Rm PSI Min
X60 60,200 75,400 c 75,400
a. For intermediate grade, the difference between the specified minimum tensile strength and the specified minimum yield for the pipe body shall be as given for the next higher grade.
b. For the intermediate grades, the specified minimum tensile strength for the weld seam shall be the same as determined for the body using foot note a.
c. The specified minimum elongation, Af, expressed in percent and rounded to the nearest percent, shall be determined using the following equation:
equation
Where C is 1 940 for calculation using Si units and 625 000 for calculation using USC units
Axc is the applicable tensile test piece cross-sectional area, expressed in square millimeters (square inches) , as follows
– For circular cross-section test pieces, 130mm2 (0.20 in2) for 12.7 mm (0.500 in) and 8.9 mm (.350 in) diameter test pieces; and 65 mm2 (0.10 in2) for 6.4 mm (0.250in) diameter test pieces.
– For full-section test pieces, the lesser of a) 485 mm2 (0.75 in2) and b) the cross-sectional area of the test piece, derived using the specified outside diameter and the specified wall thickness of the pipe, rounded to the nearest 10 mm2 (0.10in2)
– For strip test pieces, the lesser of a) 485 mm2 (0.75 in2) and b) the cross-sectional area of the test piece, derived using the specified width of the test piece and the specified wall thickness of the pipe, rounded to the nearest 10 mm2 (0.10in2)
U is the specified minimum tensile strength, expressed in megapascals (pounds per square inch)
Pipe Grade Tensile Properties – Pipe Body of SMLS and Welded Pipes PSL 2 Seam of Welded Pipe
Yield Strength a Tensile Strength a Ratio a,c Elongation Tensile Strength d
Rt0,5 PSI Min Rm PSI Min R10,5IRm (in 2in) Rm (psi)
Af %
Minimum Maximum Minimum Maximum Maximum Minimum Minimum
X60N,X60Q,S60M 60,200 81,900 75,400 110,200 0.93 f 75,400
X65Q,X65M 65,300 87,000 77,600 110,200 0.93 f 76,600
X70Q,X65M 70,300 92,100 82,700 110,200 0.93 f 82,700
X80Q,X80M 80,.500 102,300 90,600 119,700 0.93 f 90,600
a. For intermediate grade, refer to the full API5L specification.
b. for grades > X90 refer to the full API5L specification.
c. This limit applies for pies with D> 12.750 in
d. For intermediate grades, the specified minimum tensile strength for the weld seam shall be the same value as was determined for the pipe body using foot a.
e. for pipe requiring longitudinal testing, the maximum yield strength shall be ≤ 71,800 psi
f. The specified minimum elongation, Af, expressed in percent and rounded to the nearest percent, shall be determined using the following equation:
Where C is 1 940 for calculation using Si units and 625 000 for calculation using USC units
Axc is the applicable tensile test piece cross-sectional area, expressed in square millimeters (square inches) , as follows
– For circular cross-section test pieces, 130mm2 (0.20 in2) for 12.7 mm (0.500 in) and 8.9 mm (.350 in) diameter test pieces; and 65 mm2 (0.10 in2) for 6.4 mm (0.250in) diameter test pieces.
– For full-section test pieces, the lesser of a) 485 mm2 (0.75 in2) and b) the cross-sectional area of the test piece, derived using the specified outside diameter and the specified wall thickness of the pipe, rounded to the nearest 10 mm2 (0.10in2)
– For strip test pieces, the lesser of a) 485 mm2 (0.75 in2) and b) the cross-sectional area of the test piece, derived using the specified width of the test piece and the specified wall thickness of the pipe, rounded to the nearest 10 mm2 (0.10in2)
U is the specified minimum tensile strength, expressed in megapascals (pounds per square inch
g. Lower values fo R10,5IRm may be specified by agreement
h. for grades > x90 refer to the full API5L specification.

Tolerances Outside Diameter , Out of roundness and wall thickness

Specified Outside Diameter D (in) Diameter Tolerance, inches d Out-of-Roundness Tolerance in
Pipe except the end a Pipe end a,b,c Pipe except the End a Pipe End a,b,c
SMLS Pipe Welded Pipe SMLS Pipe Welded Pipe
< 2.375 -0.031 to + 0.016 – 0.031 to + 0.016 0.048 0.036
≥2.375 to 6.625 0.020D for 0.015D for
+/- 0.0075D – 0.016 to + 0.063 D/t≤75 D/t≤75
By agreement for By agreement for
D/t≤75 D/t≤75
>6.625 to 24.000 +/- 0.0075D +/- 0.0075D, but max of 0.125 +/- 0.005D, but max of 0.063 0.020D 0.015D
>24 to 56 +/- 0.01D +/- 0.005D but max of 0.160 +/- 0.079 +/- 0.063 0.015D for but max of 0.060 0.01D for but max of 0.500
For For
D/t≤75 D/t≤75
By agreement By agreement
for for
D/t≤75 D/t≤75
>56 As agreed
a. The pipe end includes a length of 4 in ate each of the pipe extremities
b. For SMLS pipe the tolerance apply for t≤0.984in and the tolerances for the thicker pipe shall be as agreed
c. For expanded pipe with D≥8.625in and for non-expanded pipe, the diameter tolerance and the out-of-roundness tolerance may be determined using the calculated inside diameter or measured inside diameter rather than the specified OD.
d. For determining compliance to diameter tolerance, the pipe diameter is defined as the circumference of the pipe in any circumferential plane divide by Pi.