Company Details
Oil Drilling Steel Bar Steel Materials mainly includes AISI4145H, AISI4137H, SAE 4145 HM, SAE4137HM, 37CrMnMoA, SAE4340, SAE4130 etc. Delivery conditions: hot rolled, cold drawn, nromalized, annealed, Q&T or Bright Steel Bar. Dias from 10mm to 250mm for Hot Rolled Steel Bar. 100mm to 950mm for forged steel bar. 80mm to 200mm for Square Steel Bar.