Cold Rolled Steel Sheet & Coil 0.30-3.5mm Thickness Galvanized Aluminum Carbon Roofing Color Coated
Zhengde Steel provides high-quality cold rolled steel sheets, coils, and plates in various specifications and surface treatments including galvanized, aluminum, carbon, roofing, color coated, and stainless steel.
| Variety | Thickness (mm) | Width (mm) | Length/Coil Inner Diameter |
|---|---|---|---|
| Steel Plate (trimming) | 0.30-3.5 | 900-1830 | 1000-6000 |
| Steel Plate (no trimming) | 0.30-3.5 | 900-1850 | 1000-6000 |
| Steel Belt (trimming) | 0.30-3.5 | 900-1830 | 610mm inner diameter |
| Steel Belt (no trimming) | 0.30-3.5 | 900-1850 | 610mm inner diameter |
| Slitting Steel Strip | 0.30-3.5 | 120-900 | Custom lengths |
| Application | Zhengde Standard | Comparable Foreign Standards | Typical Uses |
|---|---|---|---|
| General Use | Q/BQB403, Q/BQB402 | DIN1623 St12, JISG3141 SPCC | Refrigerators, home appliance shells, oil barrels, steel furniture |
| Stamping Grade | Q/BQB403, Q/BQB402 | DIN1623 St13, JISG3141 SPCD | Automobiles, home appliances, construction components |
| Deep Drawing | Q/BQB403, Q/BQB402 | DIN1623 St14, JISG3141 SPCE | Automobile headlights, fuel tanks, car doors, windows |
| Extra Deep Drawing | Q/BQB403 | St15, St14T | Complex underbody panels, oil pans |
| Hard Steel | Q/BQB402 | JISG3141 SPCC4D, SPCC8D, SPCC1D | Bicycle rims, stationery products |
| Structural Steel | Q/BQB410, BZJ410 | DIN1623 St37-2G, St44-3G, St52-3G | Buildings, car bodies, structural brackets |
- High precision manufacturing with smooth surface finish
- Comprehensive specifications from 0.30mm to 3.5mm thickness
- One-stop procurement for multiple steel products
- Complete inventory with adequate stock levels
- Standard export packaging for international shipping
- 24-hour dedicated customer service support
- Quality first approach with professional experience
Cold rolled steel coils utilize hot-rolled strip steel (1.5-6mm thickness) as raw material. The manufacturing process includes pickling, cold rolling, degreasing, annealing, leveling, and shearing operations. Additional coating processes such as electroplating tin, hot tin coating, and hot zinc coating are available for specialized applications.
- Competitive pricing with direct factory production
- Multiple payment options for transaction security
- Comprehensive after-sales support and quality guarantee
- Delivery within 7-14 days after advance payment
- On-site video or SGS inspection available before loading
A: Yes, we offer free samples with express shipping worldwide.
A: We hold ISO 9001 certification and can provide third-party inspections including SGS and BV.
A: Standard delivery is 7-15 days, extended for large quantities or special circumstances.
Shandong Zhengde Metal Manufacturing Co., Ltd. is an integrated enterprise with five production bases, over 100 production lines, and products exported to more than 50 countries worldwide.
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