DIN Sanitary Pipes
DIN 11850 Series 2
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DIN 11866 Series 1
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DIN 11866 Series 2
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DIN 11866 Series 3 Pharma Tubes/Pipes
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ANOMALY OR INIDICATION
| • | Cluster of pits . | None accepted |
| • | Grit lines | If Ra is met. |
| • | Nicks | None accepted. |
| • | Oxides | None accepted. |
| • | Pits | If dia. < 0.020" and bottom is shiny. |
| • | Star burst . | None accepted. |
| • | Scratches | If lenght < 0.25", depth < 0.003" and Ra is met. |
| • | Surface craks | None accepted. |
| • | Surface residuals | None accepted. |