ASTM A 106 Seamless Steel Pipes

Grade C≤ Mn P≤ S≤ Si≥ Cr≤ Cu≤ Mo≤ Ni≤ V≤
A 0.25 0.27-0.93 0.035 0.035 0.10 0.40 0.40 0.15 0.40 0.08
B 0.30 0.29-1.06 0.035 0.035 0.10 0.40 0.40 0.15 0.40 0.08
C 0.35 0.29-1.06 0.035 0.035 0.10 0.40 0.40 0.15 0.40 0.08

Mechanical Properties:

Grade RmMpa TensileStrength Mpa YieldPoint Elongation DeliveryCondition
A ≥330 ≥205 20 Annealed
B ≥415 ≥240 20 Annealed
C ≥485 ≥275 20 Annealed

Dimension Tolerances:

PipeType PipeSizes Tolerances
ColdDrawn OD ≤48.3mm ±0.40mm
≥60.3mm ±1%mm
WT ±12.5%