What is ASTM A106 Grade A?
ASTM A106 Grade A: Maximum Carbon element 0.25%, Mn 0.27-0.93%. Minimum tensile strength 48000 Psi or 330 Mpa, yield strength 30000 Psi or 205 Mpa. A106 Grade B: Maximum C below 0.30%, Mn 0.29-1.06%. Minimum tensile strength 60000 Psi or 415 Mpa, yield strength 35000 Psi or 240 Mpa.
What schedule is A106?
ASTM A106 Gr B Seamless Steel Pipe, 4.500 OD, (4 NPS), Schedule XXH, 12 inches long.