Overview
Cold rolled round plate is a flat steel product manufactured through a cold reduction process that enhances its surface finish and mechanical properties. Unlike hot rolled steel, cold rolled plates undergo additional processing at room temperature, resulting in tighter dimensional tolerances and improved strength. This product is particularly valued in industries requiring precision parts, as the cold rolling process reduces thickness while increasing hardness and surface quality. The round shape makes it suitable for applications where circular components are needed, such as gears, flanges, or bearing races.
Structure and Working Principle
Cold rolled round plates are produced by passing hot rolled steel through a series of rollers at room temperature. This process compresses the steel to the desired thickness while simultaneously improving its surface finish and mechanical properties. The cold working process causes strain hardening of the material, increasing its yield strength and hardness while reducing ductility. The resulting product has a more uniform microstructure compared to hot rolled steel, contributing to its superior performance in precision applications.
Key Features
The most notable feature of cold rolled round plates is their excellent surface finish, typically ranging from matte to mirror-like depending on processing. They offer superior dimensional accuracy with thickness tolerances as tight as ±0.05mm. Mechanically, these plates exhibit higher yield strength and hardness compared to hot rolled equivalents, making them suitable for applications requiring wear resistance. The cold rolling process also improves flatness and eliminates scale, reducing the need for additional surface treatment before use.
Application Areas
In the automotive industry, cold rolled round plates are used for manufacturing precision components like transmission parts and chassis components. Their consistent quality and strength make them ideal for safety-critical applications. The machinery sector utilizes these plates for producing gears, shafts, and other rotating components. In construction, they serve as base materials for architectural metalwork where surface quality is important. Additionally, they're widely used in appliance manufacturing for parts requiring both strength and aesthetic appeal.
Maintenance and Precautions
Proper storage is essential for maintaining the quality of cold rolled round plates. They should be kept in dry conditions to prevent rust formation, ideally in climate-controlled warehouses. When handling, use appropriate lifting equipment to prevent edge damage. For plates with high-quality surface finishes, protective coatings or interleaving materials may be necessary during transport and storage. Regular inspection for surface defects is recommended before processing.
B2B Procurement Guide
When sourcing cold rolled round plates, consider the required material specifications including grade, thickness tolerance, and surface finish. Establish clear quality standards with suppliers regarding permissible surface defects and mechanical properties. For large-volume purchases, negotiate based on tonnage and consider long-term supply agreements for price stability. Verify supplier certifications and quality control processes, particularly for applications with strict performance requirements. Lead times may vary depending on material availability and processing requirements.
Related Manufacturers
- 主营：[]
- 主营：冷轧板卷批发、花纹钢板、热轧碳钢板
- 主营：钢管桩、优碳钢、酸洗钢板、冷轧卷、冷轧薄板、热轧钢板、结构钢板、热平直板、黄铜闸阀、锅炉钢板、高强钢板、空调支架、冲压卷料、酸洗卷板、矩形钢管、热轧角钢、等边角钢、工字型钢、普碳板卷、镀锌c型槽、花纹钢板材、酸洗平直板、不锈钢管、不锈钢板、阀门
- 主营：[]
- 主营：钣金加工、不锈钢板加工、不锈钢管加工、激光切割加工、不锈钢储罐、不锈钢料仓
- 主营：无缝管、不锈钢管、不锈钢焊管、不锈钢冷轧钢板材、不锈钢焊接管、铝板、铝管、铝棒、不锈钢板 折弯焊接加
- 主营：不锈钢板、不锈钢管、精密不锈钢带、316L不锈钢冷轧板、不锈钢型材、不锈钢加工、不锈钢带、不锈钢角钢、不锈钢槽钢、不锈钢工字钢、不锈钢T型钢、不锈钢弹簧带、304不锈钢管、201不锈钢管、301不锈钢带、304不锈钢带、太钢不锈钢板、不锈钢无缝管、不锈钢焊管、不锈钢薄壁管、半硬不锈钢带、全硬不锈钢带、316L不锈钢板、超宽不锈钢板、超厚不锈钢板
- 主营：不锈钢板、不锈钢装饰管、304不锈钢槽钢、不锈钢冷轧板、304不锈钢无缝管、不锈钢热轧板、大口径焊管、不锈钢工字钢、不锈钢角钢、不锈钢H型钢
- 主营：板切割、无缝管、合金管、inconel625、不锈钢板、耐磨铸件、对焊法兰、钢板材料、哈氏合金、合金钢板、不锈钢管、离心铸管、平焊法兰、钢板检测、耐热圆棒、圆棒锻造、光亮圆棒、无缝钢管、高温钢板、铸造料架、弯头管件、钢板板材、圆钢切割、不锈圆钢、圆棒切割
- 主营：装饰管、不锈钢管、激光切割、不锈钢无缝管、楼梯扶手管、不锈钢板、不锈钢加工、不锈钢花纹板、不锈钢天沟水槽、不锈钢钢卷钢带、不锈钢角钢
- 主营：热轧棒、磁合金、精密棒、gh140冷轧板、合金棒、铁基合金、圆钢棒材、精密铸件、高温合金、合金圆钢棒
- 主营：无缝钢管、高压锅炉管、无缝方矩管、厚壁钢管、镀锌钢管、高压化肥管、圆钢、石油裂化管、工字钢、角钢、H型钢、钢板、耐磨板、低温无缝管、不锈钢管、精密光亮管
- 主营：抓斗、炉底板、落煤管、GH43冷轧板、离心铸管、垫铁炉枕、吊具、料框、料盘、坩埚、滑块、高铬铸板、炉辊、溜渣槽、钢板、无缝管、圆棒
- 主营：2507圆棒、哈氏合金板、哈氏合金管、2cr13不锈钢铁冷轧板、ni201光亮棒、不锈钢板、625高温合金棒、不锈钢管、不锈钢圆钢、哈氏合金棒、304不锈钢棒、不锈钢冷板、高温合金管、374h不锈钢棒、347h不锈钢棒、316l不锈钢棒、2cr13不锈钢棒、不锈钢无缝管、420大直径棒料、410-420不锈钢棒、2cr13圆棒、不生锈304六角棒
- 主营：航空专用合金、高温合金、钴基合金、马氏体时效钢、GH5188、GH3625、GH4169、L605、1J22钴基合金、GH4099、叶片钢、4J29可伐合金、PH13-8Mo、Aermet100、GH5605、1J22、18Ni300、18Ni350、Monel400、MP159、MP35N、3J21、GH2747、18Ni250
- 主营：不锈钢无缝管
- 主营：不锈钢管、不锈钢板、装饰彩板、316冷轧板、不锈钢圆管、不锈钢彩板、彩涂板、不锈钢卷、中厚板零切加工
- 主营：钻尾丝、预埋板、预埋件、自攻丝、连接件、扣丝杠、扣丝杆、自攻螺丝、镀锌丝杆、防水支架、镀锌牙条、镀锌丝杠、六角螺栓、法兰螺母、六角螺丝、化学锚栓、自攻螺钉、钢筋套筒、螺栓定制、弹簧垫片、穿墙丝杠、一体盖母、穿墙螺杆、光伏配件、膨胀螺栓
- 主营：高温镍基合金、哈市合金、蒙乃尔合金