A178/A178M Chemical Composition (%) | |||||
Grade | C | Mn | P | S | Si |
A | 0.06-0.18 | 0.27-0.63 | ≤0.035 | ≤0.035 | / |
C | 0.35 Max | 0.80 Max | ≤0.035 | ≤0.035 | / |
D | 0.27 Max | 1.00-1.50 | ≤0.030 | ≤0.015 | 0.10 Min |
Source: https://www.derbosteelpipe.com/astm-a178-gr-c-heat-exchanger-tube-od-2-inch-wt-2-77-mm.html
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