| Bidhaa | Bomba la Chuma la Kiunzi la Mabati | ||||||
| Nyenzo | Chuma cha Carbon | ||||||
| Daraja | Q235 Al aliuawa = S235GT Q345 Al waliouawa = S355 | ||||||
| Kawaida | EN39, BS1139, BS1387GB/T3091, GB/T13793 | ||||||
| Uso | Mipako ya zinki 280g/m2 (40um) | ||||||
| Inaisha | Miisho ya wazi | ||||||
| na au bila kofia | |||||||
| Vipimo | |||||||
|
| Kipenyo cha Nje | Uvumilivu kwenye OD Iliyoainishwa | Unene | Uvumilivu juu ya Unene | Misa kwa Urefu wa Kitengo | ||
| EN39 AINA YA 3 | 48.3 mm | +/-0.5mm | 3.2 mm | -10% | 3.56kg/m | ||
| EN39 AINA YA 4 | 4 mm | 4.37kg/m | |||||













