ASTM A178 Kabòn Steel Tibse yon spesifikasyon pou rezistans soude kabòn ak kabòn Manganèz chodyè asye ak tib superchofaj.
1) Materyèl
GradeA, GradeC, GradeD Bolier tib asye.
2) Gwosè
OD 1/2pous-5pous (12.7-127mm)
3) epesè miray la
{{{}}}}.035in-0.360in (0.7b9-9.1mm)
4) Non diferan
Tib asye kondansateur, tib echanjeur chalè, tiyo asye kabòn ki ba, tib asye soude rezistans, chemine Bolier, Spoerheater ak pwent ki an sekirite, ERW tiyo asye kabòn.
5) Konpozisyon chimik:
| % eleman | Klas A | Klas C | Klas D |
| Low kabòn asye | Mwayen Kabòn Steel | Manganess Asye | |
| C | 0.06-0.18 | 0.35 Max | {{0}.27 Max |
| Mn | 0.27-0.63 | 0.80 Max | 1.00-1.50 |
| P | 0.035 | 0.035 | 0.030 |
| S | 0.035 | 0.035 | 0.015 |
| sizo | ... | ... | 0.10 Min. |
6) Pwopriyete mekanik
| Klas A | Klas C | Klas D | |
| Fòs rupture chajman Ksi (Mpa) | Pi gran pase oswa egal a 47 (325) | 60 (415) | 70 (485) |
| Sede fòs chajman Ksi (Mpa) | Pi gran pase oswa egal a 26 (180) | 37 (255) | 40 (275) |
| Elongasyon (50mm) % | Pi gran pase oswa egal a 35 | Pi gran pase oswa egal a 30 | Pi gran pase oswa egal a 30 |
