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19441. 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 ...
19442. 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 ...
19443. 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 ...
19444. Durable OEM/ODM Custom 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) Alloy Steel Round Rod [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 ...
19445. 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 ...
19446. Not Prone to Cracking Customizable 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) Round Steel Rod 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 ...
19447. 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 ...
19448. 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 ...
19449. High Temperature Resistance Custom AISI 4140 42CrMo4 Scm440 42CrMoA Steel Rod for Foundry [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 ...
19450. Multi-Purpose OEM Custom 4140 42CrMo4 Scm440 42CrMoA Chrome Moly Steel Bar for Rail Transportation [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 ...
19451. High Performance OEM/ODM Custom 4140 42CrMo4 Scm440 42CrMoA Hot-Rolled Steel Bar for Construction ... [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 ...
19452. 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 ...
19453. 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 ...
19454. High Rigidity 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 ...
19455. High Quality Customizable 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) Alloy 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 ...
