I. Chemical composition

• Carbon content ≤ 0.12%

• Silicon content ≤ 0.50%

• Manganese content ≤ 1.3%

• Phosphorus content ≤ 0.025%

• Sulfur content ≤ 0.020%

• Aluminum content ≥ 0.015%

• Niobium content ≤ 0.09%

• Vanadium content ≤ 0.20%

• Titanium content ≤ 0.15%

II. Mechanical and physical properties

• The yield strength is ≥315MPa

• The tensile strength is between 390 - 510MPa

• The elongation is ≥21%

• The Brinell hardness (HB) is usually between 150 - 200

• The density is about 7.85g/cm³

III. Application prospects

1. Automobile manufacturing industry

S315MC alloy has become an ideal material for structural parts manufacturing due to its high strength and low density. When applied to the body frame, it can reduce weight, reduce energy consumption, and improve fuel economy or driving range; its excellent cold formability meets complex processing requirements and ensures the freedom of styling design; good welding performance enhances the safety of the body.

2. Bridge construction

Facing the stringent requirements that bridges need to withstand heavy loads and complex environmental erosion, S315MC alloy has become an ideal material for the manufacture of key structural parts with its high strength characteristics, significantly improving the bearing capacity of bridges. In large-scale projects such as cross-sea and cross-river projects, its excellent corrosion resistance can effectively resist moisture and salt spray erosion, greatly extend service life and reduce maintenance costs.

3. Marine engineering

Severe seawater corrosion and strong wind and wave impacts have extremely high requirements for material performance. S315MC alloy plate achieves a balance between high strength and good toughness by optimizing the ratio of carbon, silicon, manganese and other elements, combined with aluminum, niobium, vanadium and other trace elements. The dense oxide film formed by pickling further improves its corrosion resistance.

IV. Conclusion

The successful application of S315MC alloy plate is a major breakthrough in the field of materials and an important node in industrial development. Under the wave of high-end and intelligent transformation of manufacturing industry, its excellent performance provides reliable material solutions for many industries. With the popularization of green manufacturing concept, this alloy plate accelerates the low-carbon transformation of the industry with its advantages of lightweight and high energy efficiency. In the future, with the improvement of material research and production technology, S315MC alloy plate will expand more application scenarios and inject continuous innovation power into my country's move towards becoming a manufacturing power.

V. About Bolaibao Metal

Bolaibao Metal will deepen its research and development of materials, increase investment in S315MC alloy plate, and explore innovative applications. With market insight and execution, we will work with upstream and downstream companies to expand the application boundaries, inject vitality into the transformation of a manufacturing power, and promote industrial green manufacturing to a new height.

• Contact usfor detailed information and tailored solutions!

Tel: +86 15366282159

Email: sale@bolaibao1.com

Website: www.blbszmetal.com