Aisi4140 Forged Steel Round Bar,42crmo Alloy Steel
AISI 1040 Steel Round Bar,S40C/40Mn Carbon Steel Round Bar. Quick Details: Name:Top Quality Alloy Structural AISI 1040 Steel Round Bar . Place of Origin:Shandong,China . Shape:round bar Material: Alloy Structural Steel . Steel Grade:ASTM 1040/GB 40 . Size:Diameter:20mm~300mm. Application: used in making bent axle, mandrill, transmission shaft, piston rod, connecting rod, chain wheel, gear etc
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