M510L 610L 700L 700bl Steel for Automobile Vehicle Frame Cross/Longitudinal Steel Beam

Product Description

MESCO STEEL was established in 2007 and has become the largest coated steel supplier in Northeast China. Main products are:  Hot-rolled steel, Cold-rolled steel, Galvanized steel,  Galvalume steel, Z-A-M coated steel, Aluminized steel, Pre-painted steel, and Stainless steel. As of 2024, our products have been exported to 90 countries and regions, with more than 700 partners...

 

MESCO has been supplying steel to the automotive industry all over the world, the products include Hot-rolled pickled steel, Stainless steel, Aluminized steel, ZAM coated steel... Main clients include KAMAZ, HONDA, TOYOTA, VOLVO,TENNECO, SAIC-GM...

Grade of Hot-rolled steel in Stock:

M510L(510L), M610L(610L),M700L(700L), M700BL, S610L, CP800,MH780FB, TCX420L
SAPH370, SAPH400, SAPH440, SPFH590
QSTE340TM, QSTE380TM, QSTE420TM, QSTE460TM, QSTE500TM, QSTE550TM, QSTE600TM, QSTE650TM, QSTE700TM
S355MC, S420MC, S500MC, S550MC, S600MC, S650MC, S700MC
 

 Please contact me to obtain the daily stock list!
 

Partial Automotive Steel Coil Inventory List:

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Product Description

Low-alloy high-strength steel is suitable for automotive frame steel. With its precise balance of strength and toughness, as well as its advantages in processing and economy, it has become the preferred structural steel in automotive manufacturing, construction machinery, and other fields. Its core advantages are as follows:

I. Combination of Strength and Toughness

- High Strength and Deformation Resistance: High yield strength and tensile strength, far exceeding ordinary low-carbon steel, easily bearing the weight of the vehicle itself, cargo, and dynamic loads during operation, ensuring structural stability and no deformation.
- Extreme Environment Adaptability: Maintains excellent impact toughness and high elongation at break even in low-temperature environments ranging from -20ºC to -40ºC, effectively avoiding the risk of brittle fracture in cold regions.
- Fatigue and Vibration Resistance: Through microalloying element optimization and controlled rolling and cooling processes, it can withstand over 500,000 cyclic loads, adapting to the high-frequency vibration scenarios in automotive driving and construction machinery operation, extending product service life.

II. Convenient Processing

- Excellent Welding Performance: Carbon content ≤0.2%, sulfur and phosphorus impurities ≤0.03%, low sensitivity to welding cracks, supports various processes such as manual arc welding and gas shielded welding, weld joint strength matches the base material, welding can be performed without complex preheating.
- Excellent Cold Formability: High elongation after fracture, can achieve 180° cold bending without cracks, one-time forming qualification rate of U-shaped beams and other irregular parts reaches over 95%, significantly reducing subsequent processing steps.
- Flexible Specifications: Offers multiple thickness specifications from 2-30mm, supports retail cutting, and can meet the size requirements of different scenarios such as automotive longitudinal beams, cross beams, and engineering machinery structural parts.

III. Lightweight and Energy-Saving

- Significant Weight Reduction and Efficiency Improvement: Under the same load, material thickness can be reduced by 20%-30%, helping to reduce the weight of the whole vehicle/equipment by 10%-20%, improving fuel economy by 5%-10% in automotive applications, and simultaneously improving transportation efficiency.
- Long Corrosion Resistance and Lifespan: A stable oxide film easily forms on the surface, resisting corrosive environments such as humidity and salt spray. For example, freight vehicles can maintain structural integrity even in complex road conditions such as coastal areas and high plateaus, reducing maintenance and replacement costs.
- Excellent Cost-Effectiveness: Optimized titanium microalloying process reduces the amount of expensive alloys used while maintaining performance, resulting in a 15%-20% reduction in overall cost compared to ordinary steel. High material utilization aligns with green manufacturing trends.

IV. Wide Range of Applications

- Core Choice in Automotive Manufacturing: Designed specifically for key components such as automotive longitudinal beams, cross beams, front and rear axles, and bumpers, achieving both weight reduction and load-bearing capacity.
- Reliable Support for Construction Machinery: Suitable for heavy-duty structural components such as excavator booms and loader frames. Its use can reduce equipment failure rates by 40%, improving construction continuity.
- Innovative Applications in the Construction Industry: Can replace traditional steel in large-span building truss systems, reducing structural weight by 25% and shortening welding time by 30%. Suitable for the stability and construction efficiency requirements of large buildings such as high-speed rail stations and stadiums.

 

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