Tuubooyinka birta ee aan kala go 'lahaynASTM A335 P11, ASTM A335 P22, ASTM A335 P91 P91 Waxaa loo dhoofiyay Wadamada South America Markan dhammaantood waxay ka yimaadeen Mill Mill Mill oo si fiican loo yaqaan, TPCO, SSTC, Hyst.

Warshadda iskaashiga shirkadda ayaa ah 6,000 oo tan oo ah tuubooyin bir ah oo bir ah oo birta oo dhan, badiyaatuubooyinka kuleylka, ASTM A335 P5, P9, P11, P22, P21, iwm, iwm. Sadarka, alaabada ay iskaashiga ka soo baxaantuubooyinka birta, afarjibbaarane iyo tuubooyin afar gees leh, iyotuubooyin bir ah oo bir ah. Bixiyeyaasha aan iskaashi la yeelan karno ayaa bixin kara dhibco dhibco ah iyo qiimaha ugu macquulsan si aad u buuxiso baahiyaha noocyada kala duwan ee amarrada birta, amarrada birta ee birta birta ah, amarada alaabada, iyo amarada injineeriyada, iyo amarada injineernimada, iyo amarrada ganacsiga. Waxaan ku siin karnaa adeeg hal-joog ah. Ku soo dhowow inaad iibsato.