| Product | Specific Product Coverage | Philippine National Standard/s (PNS) | Product Image |
| BI/GI steel pipes | Black Iron (BI)and hot-dipped zinc coated (Galvanized Iron-GI) |
PNS 26:1992 |
 |
BI/GI steel pipes
- Details
Philippine Standard Time
| Product | Specific Product Coverage | Philippine National Standard/s (PNS) | Product Image |
| BI/GI steel pipes | Black Iron (BI)and hot-dipped zinc coated (Galvanized Iron-GI) |
PNS 26:1992 |
|