Jiangsu Profile
Product List
781. Long Life OEM/ODM Custom AISI 4140 42CrMo4 Scm440 42CrMoA 1m-9m Steel Round Bar 
[Apr 17, 2026]
[Apr 17, 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 ...
782. High Pressure Resistance OEM Custom 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) Steel Round Bar [Apr 16, 2026]
[Apr 16, 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 ...
783. Strong Customizable 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) 1m-9m 42CrMo Steel Round Bar for Oil ... [Apr 16, 2026]
[Apr 16, 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 ...
784. High Temperature Resistance 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) Custom Steel Round Bar for ... [Apr 16, 2026]
[Apr 16, 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 ...
785. High Quality Customizable 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) Alloy Steel Round Bar for ... [Apr 16, 2026]
[Apr 16, 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 ...
786. Impact Resistant Customization 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) Hot-Rolled Steel Round Bar ... [Apr 16, 2026]
[Apr 16, 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 ...
787. High Pressure Resistance Custom 1m-9m 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) Steel Round Bar [Apr 16, 2026]
[Apr 16, 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 ...
788. High Performance Customization Hot-Rolled 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) Steel Round Bar ... [Apr 16, 2026]
[Apr 16, 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 ...
789. High Hardness Custom 42CrMo (AISI 4140 42CrMo4 SCM440 42CrMoA) Hot-Rolled Chrome Moly Round Bar [Apr 16, 2026]
[Apr 16, 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 ...
790. China Manufacturing 1m-9m Length AISI 4140 42CrMo4 Scm440 42CrMoA Steel Round Bar for Machinery [Apr 16, 2026]
[Apr 16, 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 ...
791. Factory Supply Cold Drawn Alloy Steel 25mocrs4 1020 40cr 4140 4130 42CrMo4 Mold Steel AISI Carbon ... [Mar 17, 2026]
[Mar 17, 2026] Product Description Special Alloy Steel Introduction As a core adaptive material for high-end equipment manufacturing and harsh working conditions, our special alloy steel integrates multiple superior properties ...
792. High Quality Special Steel Tool Steel Alloy Steel Round Bar D2 1.2379 Cr12MOV [Mar 17, 2026]
[Mar 17, 2026] Product Description Special Alloy Steel Introduction As a core adaptive material for high-end equipment manufacturing and harsh working conditions, our special alloy steel integrates multiple superior properties ...
793. ISO9001 Certified ASTM A36 Carbon Steel Bar Q235B/Q345b Structural Steel 42CrMo4 Alloy Steel Round ... [Mar 17, 2026]
[Mar 17, 2026] Product Description Special Alloy Steel Introduction As a core adaptive material for high-end equipment manufacturing and harsh working conditions, our special alloy steel integrates multiple superior properties ...
794. Alloy Steel Round Bars AISI 4340 4140 42CrMo4 Scm440 En19 Round Bar Steel Hot Rolled S45c Ck45 En8 ... [Mar 17, 2026]
[Mar 17, 2026] Product Description Special Alloy Steel Introduction As a core adaptive material for high-end equipment manufacturing and harsh working conditions, our special alloy steel integrates multiple superior properties ...
795. Factory Price a-387cr. B 6150 4135 3316 1345 Carbon Steel Special Steel Alloy Round Steel Bar [Mar 17, 2026]
[Mar 17, 2026] Product Description Special Alloy Steel Introduction As a core adaptive material for high-end equipment manufacturing and harsh working conditions, our special alloy steel integrates multiple superior properties ...
