Jiangsu Profile
Product List
691. Not Prone Cracking OEM Custom AISI 4140 42CrMo4 Scm440 42CrMoA Hot-Rolled Alloy Steel Round Bar 
[Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
692. High Pressure Resistance Custom 1m-9m 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) Steel Round Bar [Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
693. High Performance Customization 4140 42CrMo4 Scm440 42CrMoA Alloy Steel Round Bar for Petrochemical ... [Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
694. Deformation-Resistant Custom AISI 4140 42CrMo4 Scm440 42CrMoA Hot-Rolled Steel Round Bar for Power ... [Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
695. High Load-Bearing Capacity Customization AISI 4140 42CrMo4 Scm440 42CrMoA Chrome Moly Round Bar [Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
696. High Temperature Resistance 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) Custom Steel Round Bar for ... [Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
697. Multi-Purpose OEM/ODM Custom AISI 4140 42CrMo4 Scm440 42CrMoA Hot-Rolled 1m-9m Steel Round Bar [Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
698. Impact Resistant Customization 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) Hot-Rolled Steel Round Bar ... [Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
699. High Compressive Strength Custom AISI 4140 42CrMo4 Scm440 42CrMoA Polished Steel Round Bar [Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
700. High Tensile Strength Custom AISI 4140 42CrMo4 Scm440 42CrMoA Hot Rolled Steel Round Bar [Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
701. Durable OEM Custom AISI 4140 42CrMo4 Scm440 42CrMoA Steel Round Bar for Hydropower Station [Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
702. Strong Customizable 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) 1m-9m 42CrMo Steel Round Bar for Oil ... [Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
703. High Pressure Resistance OEM Custom 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) Steel Round Bar [Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
704. Wear Resistant Custom AISI 4140 42CrMo4 Scm440 42CrMoA Hot-Rolled Chrome Moly Round Bar [Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
705. Long Life OEM/ODM Custom AISI 4140 42CrMo4 Scm440 42CrMoA 1m-9m Steel Round Bar [Apr 28, 2026]
[Apr 28, 2026] Chemical Composition (Mass Fraction, %) Element Content Range C (Carbon) 0.38 - 0.45 Si (Silicon) 0.17 - 0.37 Mn (Manganese) 0.50 - 0.90 Cr (Chromium) 0.90 - 1.20 Mo (Molybdenum) 0.15 - 0.25 P (Phosphorus) ≤ 0.02 S ...
