Ọkwa:
ASTM: ASTM A213 T2, T12, T11, T22, T9, A199 T9;
ASTM A335 P2, P12, P11, P22, P5, P9, A199 T11, A200 T5;
DIN: 13CrMo44,10CrMo910,12CrMo195, X12CrMo91
JIS: STBA20, STBA22, STBA23, STBA24, STBA25, STBA26, STPA20, STPA22, STPA23, STPA24, STPA25, STPA26
Ogo nha: ½" - 1210 mm
Mgbidi ọkpụrụkpụ: 1-120mm
Ogologo: 5.8m .11.8m ma ọ bụ 12m ma ọ bụ dị ka achọrọ
Coaring: Black mkpuchi, mmanụ varnish, FBE, 2PE, 3PE, galvanized wdg
Nnwale: Nnyocha X-ray, nyocha ultrasonic ntuziaka, nyocha elu, nnwale hydraulic, nchọpụta ultrasonic, nyocha nke ndị ọzọ ọ bụla bụ nke a na-anabata.