AISI/SAE 1045 C45 Round Steel Bar

1045 steel bar is made of a medium carbon, medium tensile strength steel, which has quite good strength, machinability and reasonable weldability under hot-rolled conditions. 1045 round steel can be provided with hot rolling, cold drawing, rough turning or turning and polishing.
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SOFTWARE
Product Parameters
Product NameAISI/SAE 1045 C45 Round Steel Bar
StandardEN/DIN/JIS/ASTM/BS/ASME/AISI, etc.
Common Round Bar Specifications3.0-50.8 mm, Over 50.8-300mm
Flat Steel Common Specifications6.35x12.7mm, 6.35x25.4mm, 12.7x25.4mm
Hexagon Bar Common SpecificationsAF5.8mm-17mm
Square Bar Common SpecificationsAF2mm-14mm, AF6.35mm, 9.5mm, 12.7mm, 15.98mm, 19.0mm, 25.4mm
Length1-6meters, Size Accept Custom
Diameter(mm)Hot Rolling Round Bar25-600Cold Rolling Square Bar6-50.8
Hot Rolling Square Bar21-54Cold Rolling Hexagon Bar9.5-65
Cold Rolling Round bar6-101.6Forged Rebar200-1000
Surface ProcessBright, Polished, Black
Other ServicesMachining(cnc), Centerless Grinding(cg), Heat Treatment, Annealing, Pickling, Polishing, Rolling, Forging, Cutting, Bending, Small Machining, etc.

 

Chemical Composition

GradeMnSCPSiCrNi
AISI 10450.5-0.80.0350.5-0.420.0350.17-0.370.250.3

 

Mechanical Properties

GradeTensile Strength (Ksi)min Elongation(%in50mm)minYield Strength 0.2%Proof(ksi)minHardness
AISI 104560040355229

 

Scope of Application

1045 steel is widely used in machining, automobile manufacturing, aerospace and other fields.

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