Re na le bokgoni bo boholo ba botekgeniki, disebediswa tse tswetseng pele tsa tlhahiso, disebediswa tse feletseng tsa teko. Re hlahisitse mochini o etellang pele wa matjhaba wa Amerika wa ho welda wa Lincoln, sistimi ya ho latela laser ya ho welda ka boiketsetso (ho kenya thepa ho tswa England0, mochini wa ho hlahloba ka metsi, X-ray, ultrasonic, disebediswa tse atolosang (bell le spigot) le spectrograph (ho kenya thepa ho tswa Japane), teko ya ho theoha, tshusumetso (300 Joules ka minus 60 degrees Celsius), teko ya ho thatafala, disebediswa tsa microscopy tsa metallurgical jj.
Lihlahisoa tsa rona li sebelisoa haholo liphaepheng tsa Petrileum le khase ea tlhaho, ho futhumatsa le ho fana ka metsi. Kalafo ea metsi a litšila, indasteri ea lik'hemik'hale. Sebopeho sa tšepe, Borokho, Ho bokella, koung ea leoatle le indasteri ea motlakase. Re ka hlahisa phaephe ea SSAW tlas'a maemo a API 5L, ASTM A252, GB/T9711.1, GB/T9711.2 le tlas'a litlhoko tsa bareki ka sehlopha sa tšepe: Gr, A, Gr, B, X42, X100, L245-L485, S290 le holimo, SS400 le holimo, ST33, ST42, Q235 (A,B,C), Q345 (B,C,D,R) jj.
Litlhaloso tsa phaephe e welletsoeng ka hare ho arc spiral e sebelisoang hangata, kg/m