SAE1045 precision bright seamless steel pipe has the characteristics of high strength, good toughness, and weldability, and is therefore widely used in various mechanical, equipment, and engineering fields. It can be used not only to manufacture infrastructure such as bridges, buildings and highways, but also to manufacture high-end equipment such as petrochemical, shipbuilding, aerospace, etc. In addition, SAE1045 precision bright seamless steel pipe can also be used in the manufacturing of special equipment such as boilers and pressure vessels, as well as in the transportation of fluid pipelines and other fields.
Inquiry nowSAE1045 precision bright seamless steel pipe is a high-quality carbon structural steel, whose chemical composition mainly includes elements such as carbon, silicon, manganese, sulfur, and phosphorus. Among them, carbon is one of the main elements of steel, which can improve the strength and hardness of steel, while silicon, manganese and other elements can improve the toughness and weldability of steel. Meanwhile, the content of elements such as sulfur and phosphorus needs to be controlled within a certain range to ensure the quality and performance of the steel. Widely used in various important structural components, especially those working under high loads such as connecting rods, bolts, gears, oil cylinders, and shafts.
Chemical Composition(%)
| Steel Grade | C | Si | Mn | S | P | Cr | Ni | Cu |
| ASTM1045 | 0.42~0.50 | 0.17~0.37 | 0.50~0.80 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | ≤0.25 |
Mechanical Properties
| Steel Grade | Tensile Strength σb (MPa) | Yield Strength σs (MPa) | Elongation δ5 (%) |
| ASTM1045 | ≥600 | ≥355 | ≥16 |
Production Application
SAE1045 precision bright seamless steel pipe is a high-quality carbon structural steel, whose chemical composition mainly includes elements such as carbon, silicon, manganese, sulfur, and phosphorus. Among them, carbon is one of the main elements of steel, which can improve the strength and hardness of steel, while silicon, manganese and other elements can improve the toughness and weldability of steel. Meanwhile, the content of elements such as sulfur and phosphorus needs to be controlled within a certain range to ensure the quality and performance of the steel. Widely used in various important structural components, especially those working under high loads such as connecting rods, bolts, gears, oil cylinders, and shafts.
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