SAE 1045 Steel Square Bar / C45 S45c Hot Rolled Solid Square Steel BarHot rolled square bars are produced by hot rolling continuous casting billets.
Usually, they have a square cross- section with sharp and round edges and are intended either to be further machined or cold drawn and so on.
1.Hot rolled steel square bar Sizes we can offer:1)Side sizes:10X10 to 150X150 MM
2)Length:1-8Metal or as required
3)R corner: Sharo or round corner as per requirements
4)Straightness: max 3mm/m
2.Application of the hot rolled steel square bar1): Can be used in many fields such as building, automobile, shipbuilding, petrochemical, machinery, medicine, food, electric power, energy, space, building and decoration, etc.
2): Can be made into mould template, mortise pin, column
3): This kind of steel have good mechanical property, is widely used in structural parts which may support stress alternation, especially made into some connecting rods, bolts, wheel gear...
4): This kind of steel is the most common blanks and materials of shaft parts.
3.Packing :1): Paint oil on the surface to protect steel bars from rusting.
2): Bundle packing by Iron Strips.
3): Bundle weight is from 2mt to 3 mt.
4): Two or three tags will be attached on each bundle.
4.Equivalent grade and chemical composition to SAE 1045,S45C| Standard | Grade | C | Si | Mn | P | S |
| GB/T699 | 45 | 0.42-0.5 | 0.17-0.37 | 0.5-0.8 | 0.035 | 0.035 |
| JIS G4051 | S45C | 0.42-0.48 | 0.15-0.35 | 0.6-0.9 | 0.03 | 0.035 |
| ASTM A29/A29M | 1045 | 0.43-0.5 | 0.15-0.35 | 0.6-0.9 | 0.04 | 0.05 |
| EN 10083-2 | C45E/1.1191 | 0.43-0.5 | 0.4 | 0.5-0.8 | 0.03 | 0.035 |
5.Mechanical property of SAE 1045,S45C steel square bar| Tensile Strength(Mpa) | 600 (min) |
| Yield Strength(Mpa) | 355 (min) |
| Elongation | 16 (min) |
| Shrinkage | 40 (min) |
| Akv(J) | 39 (min) |