E-mail to us: info@hunanpipe.comSteel Pipes - API 5L

Specifications Range
Out Diameter 2"- 24"
Wall Thickness Schedule 10 through 160, STD, XS, XXS

Chemical Requirements 

API 5L PSL1

Composition %
C M P S
Chemical Requirements (Seamless)
.28
1.20
.03
.03
Chemical Requirements (Welded)
.26
1.35
.035
.03


API 5L PSL2

Composition %
C M P S Si
V Nb Ti
Chemical Requirements (Seamless)
.24
1.20
.025
.015
.04
.06
.05
.04
Chemical Requirements (Welded)
.22
1.20
.025
.015
.05
.04
.05
.04


Minimum Yield/Tensile
API 5L PSL1
Minimum Yield: 35,500 PSI
Minimum Tensile: 60,200 PSI

API 5L PSL2
Minimum Yield: 35,000 - 65,300 PSI
Minimum Tensile: 60,200 – 110,200 PSI

OD Tolerance

API 5L PSL1
Outside Diameter: .405" - 84"
OD Tolerance < 2.375": .016" - .063" (Seamless & Welded)
OD Tolerance 6.625" - 24": +/- .063" (Seamless & Welded)
OD Tolerance > 24": +/- .079" (Seamless) +/- .063" (Welded)

API 5L PSL2
Outside Diameter: .405'' – 84''
OD Tolerance < 2.375'': .016'' - .063'' (Seamless & Welded)
OD Tolerance 6.625'' – 24: +/- .063" (Seamless & Welded)
OD Tolerance > 24": +/- .079" (Seamless) +/- .063" (Welded)


Wall Tolerance
API 5L PSL1
Wall thickness: .068" - 2.05"
Wall Tolerance < .157" (Seamless): .024" - .02"
Wall Tolerance .157" - .984" (Seamless): + (.150 * wall
thickness) - (.125" * wall thickness)
Wall Tolerance > .984" (Seamless): +.146" -.120"
Wall Tolerance < .197" (Welded): +/-" .02"
Wall Tolerance .197" - .591" (Welded): +/- (.1 * wall thickness)
Wall Tolerance > .591" (Welded): +/- .06"

API 5L PSL2
Wall thickness: .068" – 2.05"
Wall Tolerance < .157" (Seamless): .024" - .02"
Wall Tolerance .157" - .984" (Seamless): + (.150 * wall thickness) – (.125" * wall thickness)
Wall Tolerance > .984" (Seamless): +.146" - .120"
Wall Tolerance < .197" (Welded): +/-" .02"
Wall Tolerance .197" - .591" (Welded): +/- (.1 * wall thickness)
Wall Tolerance > .591" (Welded): +/- .06"


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