United States · ASME

SB-221 6105

ASME SB-221

Chemical composition

wt% · log scale
0.010.1110Cr0.1Cu0.1Fe0.35Mg0.45 – 0.8Mn0.15Others Total0.15Others each0.05Si0.6 – 1Ti0.1Zn0.1
  • min – max range
  • typical value

Mechanical properties

value range by condition
Yield strength Rp0.2and tubes  Cooled from an elevated temperature shaping process and artificially aged (T5)  3.2 < wt <= 25 mm; a: all sizes  (wt) - wall thickness; (a) - areaYield strength Rp0.2and tubes  Cooled from an elevated temperature shaping process and artificially aged (T5)  wt <= 3.2 mm; a: all sizes  (wt) - wall thickness; (a) - areaYield strength Rp0.2and tubes  Cooled from an elevated temperature shaping process and naturally aged (T1)  wt <= 12.5 mm; a: all sizes  (wt) - wall thickness; (a) - areaTensile strength Rmand tubes  Cooled from an elevated temperature shaping process and artificially aged (T5)  3.2 < wt <= 25 mm; a: all sizes  (wt) - wall thickness; (a) - areaTensile strength Rmand tubes  Cooled from an elevated temperature shaping process and artificially aged (T5)  wt <= 3.2 mm; a: all sizes  (wt) - wall thickness; (a) - areaTensile strength Rmand tubes  Cooled from an elevated temperature shaping process and naturally aged (T1)  wt <= 12.5 mm; a: all sizes  (wt) - wall thickness; (a) - areaElongation Aand tubes  Cooled from an elevated temperature shaping process and artificially aged (T5)  3.2 < wt <= 25 mm; a: all sizes  (wt) - wall thickness; (a) - areaElongation Aand tubes  Cooled from an elevated temperature shaping process and artificially aged (T5)  wt <= 3.2 mm; a: all sizes  (wt) - wall thickness; (a) - areaElongation Aand tubes  Cooled from an elevated temperature shaping process and naturally aged (T1)  wt <= 12.5 mm; a: all sizes  (wt) - wall thickness; (a) - area

Chemical composition

ElementminmaxSimilarRemarks
Al​​Bal​​
Cr0.1
Cu0.1
Fe0.35
Mg0.450.8
Mn0.15
Others Total0.15
Others each0.05
Si0.61
Ti0.1
Zn0.1

Mechanical properties

Heat treatment / conditionYield strengthTensile strengthElongationReduction of areaImpact energyHardness
Extruded bars, profiles, rods, wiresand tubes  Cooled from an elevated temperature shaping process and artificially aged (T5)  3.2 < wt <= 25 mm; a: all sizes  (wt) - wall thickness; (a) - area；and tubes  Cooled from an elevated temperature shaping process and artificially aged (T5)  wt <= 3.2 mm; a: all sizes  (wt) - wall thickness; (a) - area；and tubes  Cooled from an elevated temperature shaping process and naturally aged (T1)  wt <= 12.5 mm; a: all sizes  (wt) - wall thickness; (a) - areaand tubes  Cooled from an elevated temperature shaping process and artificially aged (T5)  3.2 < wt <= 25 mm; a: all sizes  (wt) - wall thickness; (a) - area；and tubes  Cooled from an elevated temperature shaping process and artificially aged (T5)  wt <= 3.2 mm; a: all sizes  (wt) - wall thickness; (a) - area；and tubes  Cooled from an elevated temperature shaping process and naturally aged (T1)  wt <= 12.5 mm; a: all sizes  (wt) - wall thickness; (a) - areaand tubes  Cooled from an elevated temperature shaping process and artificially aged (T5)  3.2 < wt <= 25 mm; a: all sizes  (wt) - wall thickness; (a) - area；and tubes  Cooled from an elevated temperature shaping process and artificially aged (T5)  wt <= 3.2 mm; a: all sizes  (wt) - wall thickness; (a) - area；and tubes  Cooled from an elevated temperature shaping process and naturally aged (T1)  wt <= 12.5 mm; a: all sizes  (wt) - wall thickness; (a) - area