High Strength Low Alloy Carbon Structural Steel Supplier
High Strength Low Alloy (HSLA) Carbon Structural Steel is engineered to deliver superior strength, excellent toughness, and enhanced weldability, making it a go-to choice for demanding structural applications. Designed with a reduced carbon content and a blend of alloying elements, HSLA steel combines the best of performance and durability, meeting the requirements of industries such as construction, automotive, and heavy machinery.
At Huaxiao Metal, we prioritize quality, precision, and customer satisfaction. Our HSLA steel comes from trusted mills and is rigorously tested to guarantee superior performance.
Contact us today to learn more about our high-strength low-alloy carbon structural steel products, check stock availability, or request a custom quote.
High Strength Low Alloy Carbon Structural Steel Price, please free to contact us.
High Strength Low Alloy Carbon Structural Steel
Cold rolled high strength low-alloy steel for automotive structural application and carbon structural steel shall be divided into structure and reinforcement by application. The cold-rolled carbon structural steel and high-strength low-alloy steel produced by Huaxiao Metal with fine drawing properties and weldability are widely used in the automotive manufacturing industry.
Product Dimension
Nominal thickness: 0.5~2.5mm;
Nominal width：820~1585mm.
| Steel grades | Features | Application |
| ST37-2G | Carbon structural steel | Apply to various structure parts and reinforcement |
| LG240ZK | ||
| LG280VK | ||
| SPFC440 | ||
| HSLA300-B | High strength low-alloy steel | |
| HSLA340-B | ||
| HSLA380-B | ||
| HSLA420-B |
Mechanical Property
| Grade | MPa Yield strength | MPa Tensile strength | Elongation,%, not less than | |
| L0=80mm,b=20mm | L0=50mm,b=25mm | |||
| HSLA300-Bb、c | 300~380 | 380~480 | 23 | — |
| HSLA340-Bb、c | 340~420 | 410~510 | 21 | — |
| HSLA380-Bb、c | 380~480 | 440~560 | 19 | — |
| HSLA420-Bb、c | 420~520 | 470~590 | 17 | — |
| ST37-2G | ≥215 | 360~510 | 20 | — |
| LG240ZKd | 240~380 | ≥390 | — | 29 |
| LG280VKd | 280~420 | ≥440 | — | 26 |
| SPFC440 | ≥265 | ≥440 | — | 26 |
| RP0.2 is applied in the case of no obvious yielding, otherwise, ReL is applied. | ||||
| Elongation after fracture is allowed to be decreased by 2% when the nominal thickness is higher than 0.5 mm but less than and equals 0.7mm, while elongation after fracture is allowed to be decreased by 4% when the nominal thickness is not higher than 0.5 mm. | ||||
| The sample refers to the P6 sample from GB/T228.1 with a transverse direction. | ||||
| The sample refers to the P14 sample from GB/T228.1 with a transverse direction. | ||||
