Singakhiqiza izinhlobo ezahlukene zesinyathelo somgodi wepulasitiki, sinezigaba ezigcwele zezinyathelo, njenge-Iron, Carbon steel, insimbi engagqwali, i-aluminium kanye nepulasitiki ehlanganiswe.
Siyakwazi futhi ukuthuthukisa imiklamo emisha ngomdwebo wekhasimende noma isampula.
Ulwazi olwengeziwe luyatholakala lapho uthola umbuzo wakho.
1) I-DIN19555/EN13101
2) BS1247