S550MC Plates

Renam Alloys Inc. is a prominent manufacturer and distributor of S550MC high tensile steel plates, widely demanded across multiple industries. These plates are produced using hot-rolled, low-alloy steel to provide exceptional strength with reduced weight. We select S550MC grade steel for its excellent formability, structural consistency, and lightweight profile. This grade is ideal for use in high-load machinery such as cranes, telescopic booms, and earthmoving equipment due to its superior yield and mechanical strength. Our experienced team ensures that only the most capable raw materials are used, and we focus on developing damage-free products through strict quality checks at every stage.

Additionally, S550MC plates from Renam Alloys Inc. are designed to function flawlessly in diverse operational environments. These plates undergo treatments like galvanizing and welding to enhance durability and adaptability. The chosen grade features a smooth finish, allowing continuous processing and consistent performance. Known for their structural integrity and cold-forming capabilities, S550MC plates are appreciated for their high purity, precise bending, and cutting behavior, which makes them ideal for industrial fabrication. Welding is performed using conventional methods, further simplifying their integration into existing systems.

Applications and Material Characteristics

S550MC high tensile steel is recognized for its outstanding surface properties and high-performance potential, making it a reliable choice for manufacturing precision components and automotive parts. Our engineering experts recommend this material for its remarkable thickness tolerance and availability in multiple formats. Composed of low levels of carbon, phosphorus, and sulfur, this steel offers an optimal balance of strength and workability.

Renam Alloys Inc. delivers S550MC steel plates in various sizes, shapes, and specifications tailored to meet the specific requirements of clients—all at competitive pricing. Our goal is to consistently provide high-quality products that meet international standards and perform effectively in challenging industrial settings.

EQUIVALENT GRADE

S550MC High Strength Steel Plates

S550MC steel plates are classified as high-strength, low-alloy structural steel, compliant with four of six global standards. With a minimum yield strength of 50000 ksi, these plates meet stringent chemical and mechanical property requirements. Strict attention is given to even the smallest variations during production to ensure consistency and quality.

Manufacturing and Corrosion Resistance

These plates are primarily manufactured through a hot working process, followed by annealing or heat treatment to achieve superior mechanical performance. The material resists scaling in reducing environments and demonstrates excellent resistance to pitting and crevice corrosion, especially in halide- and chloride-rich conditions. Post heat-treatment, the plates undergo solution annealing and are capable of withstanding exposure to chromium carbide precipitation zones.

Formability and Fabrication Benefits

S550MC plates are easy to form and fabricate using standard machinery compatible with the material grade. These plates can function in reducing environments without requiring any post-weld heat treatment, making them highly suitable for various industrial operations.

Quality Control and Inspection

Renam Alloys Inc. maintains a rigorous quality control system for both incoming and outgoing materials. From raw material inspection to final product evaluation, our production line follows comprehensive quality assurance protocols. Mechanical and chemical tests are conducted on each batch at government-certified laboratories, and quality is monitored throughout the heat treatment process. Dimensional accuracy is maintained using advanced fixtures, templates, and periodic calibration against international standards.

Testing Procedures

The quality and integrity of S550MC plates are verified through several tests, including chemical composition analysis, mechanical property evaluation, hardness and tensile tests, positive material identification, and hydro testing. Additional inspections include micro and macro analysis, ultrasonic testing, radiography, pitting and intergranular corrosion testing, as well as flattening, flaring, and visual inspections.

Documentation and Certification

Renam Alloys Inc. supplies S550MC plates with full documentation and certification in accordance with EN 10204 3.1 or 3.2. These documents include certificates of origin, product invoices, material test certificates (MTC), NABL-approved test reports, fumigation certificates, packing lists, specification guides, and guarantee letters. Additional documentation from third-party inspections and quality assurance plans are also provided as per client request.

Packing and Shipping

We package S550MC plates based on the order volume—either in large bundles or customized packaging solutions. To prevent contamination, all plates are securely wrapped in plastic coatings. This ensures safe delivery and maintains product integrity during transit.

Specifications

Chemical Composition

Mechanical Properties

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We Offer Following Processing for S355J2G3 Plates

• Cutting
• Forming
• Drilling / Machining
• Grinding
• Testing

Applications of S355J2G3 Structural Steel Plates

• Machine building
• Pylons and other architectural structures
• Lifting and mobile equipment
• Construction of bridges
• Wearing plates
• Framework structures
• Crane booms
• Rail cars
• Stone or iron chutes
• Truck frames
• Containers
• Vehicles and transport equipment
• Steel constructions
• Anti-drill plates such as security doors, shot blasting equipment, and tumbling machine