Pdf [work]: Iso 10042

| Quality Level | Max. single pore diameter | Max. porosity (%) in cross-section | |---------------|---------------------------|-------------------------------------| | B (stringent) | 0.5 mm | 1% | | C (intermed.) | 1.0 mm | 2% | | D (moderate) | 2.0 mm | 4% |

Standard industrial quality for most general-purpose structural components. iso 10042 pdf

Extremely stringent, used for critical components subject to high stress or fatigue. Often requires additional finishing like grinding or TIG dressing. | Quality Level | Max