Hot-rolled steel coils are thin rolled steel products made from steel billets through high-temperature heating and rolling processes. The thickness is usually between 1-25mm and the width can reach 600-2500mm. The surface retains iron oxide scale (black scale), has high strength, good plasticity and weldability, and is widely used in construction, automobiles, home appliances, pipeline manufacturing and other fields. Hot-rolled steel coils can be further processed into cold-rolled products or galvanized and coated steel products to meet diverse needs, and are important basic materials in industrial manufacturing.

ASTM A36 carbon steel coil is a widely used low-carbon structural steel product. It is produced in accordance with ASTM A36 standards and has excellent weldability, processability and toughness, balanced and stable mechanical properties. It can be made into different specifications through cold/hot rolling processes, and the surface can be further coated or anti-corrosion treated. It is suitable for infrastructure fields such as buildings, bridges, machinery, and ships. It has both cost advantages and applicability, and is a typical representative of general structural materials.

SS400 carbon steel coil is a low-carbon structural steel product of Japanese standard (JIS G3101). It is widely used in construction, bridges, machinery and vehicle manufacturing with excellent strength, toughness and processability. Its chemical composition contains carbon ≤0.22%, manganese ≤1.4%, and phosphorus and sulfur content are strictly limited to ensure weldability and corrosion resistance. In terms of mechanical properties, the yield strength is ≥245MPa, the tensile strength is 400-510MPa, and the elongation is ≥26%, which has both high strength and ductility.

Q195 carbon steel coil is a low-carbon structural steel product that complies with China's national standard (GB/T 700), with a carbon content of ≤0.12% and a manganese content of ≤0.50%. It has excellent plasticity, toughness and welding properties. Its yield strength is ≥195MPa, tensile strength is 315-430MPa, and elongation is ≥33%. It is suitable for cold/hot rolling processing, and the surface can be galvanized or coated. It has various specifications to meet the customized needs of construction, pipelines, welded pipes, thin plates and other fields.

S235JR carbon steel coil is a non-alloy structural steel product that complies with European standards (EN 10025-2). It has excellent welding performance and is suitable for a variety of welding processes. Its surface can be pickled, galvanized or coated. The specifications cover thin plates to medium and thick plates. It is widely used in engineering fields such as building steel structures, bridge supports, ship hulls and vehicle chassis. With its low cost and good processability, it has become the preferred option for general structural materials.

S355JR carbon steel coil is a low alloy high strength structural steel that meets the European standard EN10025, with a yield strength of ≥355MPa and a tensile strength of 470-630MPa. It has both high strength and good toughness, and its impact toughness can reach 27J at 20°C. Its chemical composition is strictly controlled, and its welding performance is excellent, which is suitable for a variety of processes. The product is widely used in the fields of construction, bridges, ships and machinery manufacturing, and is an ideal material choice for withstanding high loads and dynamic stresses.

Cold rolled steel coil is a thin steel product made from hot rolled steel coil by cold rolling process at room temperature. Its thickness is usually between 0.1mm and 3mm, with smooth surface, high dimensional accuracy, and excellent mechanical properties and processing performance. Cold rolled steel coil is widely used in automobile manufacturing, home appliance production, building decoration, machinery manufacturing and other fields, and is an indispensable high-quality steel product in modern industry.

SPCC carbon steel coil is a cold-rolled low-carbon steel plate, the full name is "Standard Commercial Cold-Rolled Steel Coil". It is made by cold rolling process, with a smooth surface, high dimensional accuracy, and a thickness usually between 0.3-3mm. This material has excellent processing and welding properties and is widely used in automobile manufacturing, home appliance housings, electronic products and construction. It is suitable for deep processing such as stamping and bending, and is one of the commonly used basic materials in industrial manufacturing.

SPCD carbon steel coil is a cold-rolled carbon steel sheet and strip that complies with Japanese JIS standards and is equivalent to China's 08AL high-quality carbon structural steel. Its carbon content is ≤0.10%, and high precision and surface quality are achieved through cold rolling process. Its tensile strength is ≥270MPa, and its elongation is ≥32%. It has excellent stamping performance and anti-aging properties. It is widely used in the manufacturing of automotive covers, home appliance housings, and parts that require medium stamping performance, and is one of the important materials in industrial manufacturing.

DC01 carbon steel coil is a European standard (EN 10130) cold-rolled low-carbon steel plate and strip, with a carbon content of ≤0.12%. High precision and surface quality are achieved through cold rolling. Its tensile strength is 270-410MPa, yield strength is 130-260MPa, and elongation is ≥28%. It has both high strength and excellent plasticity, and is particularly suitable for stamping. It is widely used in automobile manufacturing (body structure), home appliance housing, architectural decoration, industrial equipment and other fields, and is an important basic material for modern industry.

ST12 carbon steel coil is a cold-rolled low-carbon steel plate with a carbon content of ≤0.10%. It is made into a continuous steel strip coil with a thickness of 0.3-3.0mm through a cold rolling process. It has the characteristics of smooth surface, high elongation (≥34%) and medium strength (tensile strength 270-410MPa). Its excellent formability and welding performance are suitable for deep processing such as stamping and bending. It is widely used in the manufacture of automobile bodies, home appliance shells, hardware and office equipment. The product surface is covered with an anti-rust oil film, the dimensional accuracy is ±0.03mm, and the surface finish Ra≤0.8μm, which meets the process requirements of spraying, electroplating, etc.

08AL carbon steel coil is a high-quality cold-rolled deep-drawn low-carbon steel sheet with aluminum added, with a carbon content of ≤0.09%. It is made into a continuous steel strip coil with a thickness of 0.5-3.0mm through cold rolling and annealing processes. Its aluminum element can refine the grains and improve the deep-drawing performance. It has both high plasticity (elongation ≥40%) and low yield strength (140-280MPa), which is suitable for complex stamping and is widely used in the manufacture of precision stamping parts such as automobile fuel tanks, electrical housings, and instrument panels.