SA179 Tube Material
ASTM A179/ASME SA179 is the standard specification for seamless cold drawn mild steel heat exchanger and condenser tubes.
ASTM A210 / A210M Grade A-1 Chemical Compositions | ||||||||
Chemical Components (%) | ||||||||
Grade | C | Si | Mn | P | S | Mo | Cr | V |
A-1 | ≤0.27 | ≥0.10 | ≤0.93 | ≤0.035 | ≤0.035 | / | / | / |
ASTM A210 / A210M Mechanical Tests Required | ||||
Mechanical Properties | ||||
Grade | Tensile | Yield | Elongation | Hardness |
Strength (Mpa) | Strength (Mpa) | (%) | (HRB) | |
A-1 | ≥415 | ≥255 | ≥30 | ≤79 |
ASTM A210 / A210M Tube Wall Thickness Tolerance
Seamless, Cold-Finished Tubes | ||
Outside Diameter | Wall thickness Tolerance % | |
In. (mm) | Over (+) | Under (-) |
1 ½ (38.1) and under | 20 | 0 |
Over 1½ (38.1) | 22 | 0 |