- Ukadaulo wapamwamba: kuponya mosalekeza
- Zida zoyesera zapamwamba: Spectrometer yotumizidwa kuchokera ku Germany - zitsimikizireni zigawozo; Makina oyesera a Universal - kuyesa kulimba kwamphamvu, kutalika ndi kutulutsa mphamvu; Brinell hardness tester - kuyesa kuuma;
- Kusintha mwamakonda: itha kusinthidwa malinga ndi kukula kwa kasitomala ndi zofunikira zakuthupi.
| Zakuthupi | Mkuwa wa malata (C83500/C93700/C83600/C93900/CAC406/ZCuSn10Pb1); Aluminiyamu Bronze (C63000/C67000/C63020/ZCuAI10Fe3) |
| Standard | ASTM/ JIS/ ASME/ AISI/ EN/BS/GB/DIN/ |
| ID | 15-180 mm |
| OD | 20-300 mm |
| Chitsanzo | Likupezeka |
| Phukusi | Katoni yamatabwa |
| Nthawi yopanga | Pafupifupi masiku 10-25 |
| Katundu port | Shanghai ndi Ningbo doko |
