Pipe Spec Guide

ASTM A252

Standard specification for straight seam or spiralweld piling pipe

OD Tolerance: +/- 1%
Wall Tolerance: – 12.5%

ASTM A500

Standard specification for welded and seamless structural tubing

OD Tolerance: +/- 0.5%
Wall Tolerance: +/- 10.00%

API5LBPSL2

Standard speciation for seamless and welded carbon steel line pipe

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 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”

Minimum Yield: 35,000 – 65,300 PSI
Minimum Tensile: 60,200 – 110,200 PSI

ASTM A106

Standard specification for seamless pipe for high-temperature service

Outside Diameter: 1/8 – 26 (Nominal)
OD Tolerance: +/- 1%
Wall thickness: Scheduled
Wall Tolerance: +/- 12.5%
Mass: +10% -3.5% (unless otherwise agreed upon)

ASTM A139

Standard specification for straight seam or spiralweld casing pipe

Outside Diameter: 1/8 – 26 (Nominal)
OD Tolerance: +/- 1%
Wall Tolerance: +/- 12.5%
Mass: +10% -5%

API 5 LX

Standard specification for seamless and welded carbon steel line pipe

OD Tolerance: +/- .75%
Wall Tolerance: +15%  -12.5%