4140 1045 Carbon Steel Bar 10mm 12mm Rod Stainless Steel Round Bar Deformed Steel Bar

Carbon structure steel

Q195, Q215, Q235, Q275

Low alloy high strength structure steel

Q295, Q345, Q390, Q420, Q460

Prime Carbon structure steel

10#, 20#, 35#, 45#, 60#, 20Mn, 65Mn, B2, B3, JM20, SH45,S45C, C45 1015 1020 1025 1030 1035 1045 1050

Alloy structure steel

30Mn2, 40Mn2, 27SiMn, 42Crmo,20Cr, 40Cr, 20CrMo, 35CrMo, 20CrMnTi, 30CrMnTi,20MnVB, 20MnTiB, 20CrNiMo, Q345B, 35MnBM,
40MnB,36Mn2V, 45MnV,

Spring Steel

65Mn, 60Si2Mn, 50CrVA

Bearing steel

GCr15, GCr15GD,55SiMoV

Structural steels subject to end-quench hardenability requirements

20CrMnTi, 30CrMnTi, 20Cr, 40Cr, 30CrMo, 42CrMoA, 27SiMn, 40Mn2H, 20CrNiMo, 40Mn2, q345b, 35MnBM, 40MnB,45MnV.

Oil wells structural steel

37Mn5, 36Mn2V

Marine anchor chain steel

CM490, CM690, M30Mn2