DX51D G550 Prepainted Steel Coil 0.5mm-30mm Thickness with RAL Color Coating for Construction Applications
Pre-painted galvanized steel coil (PPGI/PPGL) manufactured with DX51D G550 SGCD Z100 substrates in thicknesses from 0.5mm to 30mm, available in various RAL colors with custom production cycles of 7-15 days.
- National Standard: GB/T12754-2019
- American/European Standard: ASTM A792M
| Parameter | Specification |
|---|---|
| Width Specification | 1200mm |
| Cold Rolled Substrate Thickness | ≥0.41mm |
| Thickness After Painting | ≥0.46mm |
| Label Thickness | ≥0.45mm |
| Width Tolerance | Upper deviation +4mm, Lower deviation 0 |
| Thickness Tolerance | Upper deviation +0.05mm, Lower deviation 0 |
| Yield Strength | >300 MPa |
| Tensile Strength | 270-500 MPa |
| Elongation After Break | More than 20% |
| Steel Coil Inner Diameter | Standard: 508mm (custom available) |
| Parameter | Specification |
|---|---|
| Alloy Composition | AlZnMg or galvanized AlMg |
| Total Weight of Plating Both Sides | 150g/(75/75 or 85/65) |
| Neutral Salt Spray Test (Surface) | ≥2500 hours without red rust |
| Neutral Salt Spray Test (Wound Surface) | ≥1200 hours without red rust |
| Parameter | Specification |
|---|---|
| PE Coating Structure (Outside) | ≥25μm |
| PE Coating Structure (Inside) | ≥7μm |
| Pencil Hardness | Not less than HB |
| Specular Gloss of Topcoat | ≥40 degrees |
| T Bend Value | 2T |
| Impact Energy | Not less than 9J |
| Neutral Salt Spray Test | ≥1500h without bubbles |
| UVB-313 | ≥700h |
| Parameter | Specification |
|---|---|
| Humidity | 20% to 90% |
| Temperature | Min -45°C, Max 43°C |
| Unit Ammonia | |
| Unit Carbon Dioxide | |
| Unit Oxygen | 21% |
| Unit Hydrogen Sulfide |
- Roof and wall construction
- Workshop and partition walls
- Ceiling systems
- Building materials and decorative applications
Available in five categories: home appliances, optical materials, decorative materials, building materials, and packaging applications.
Combines excellent anti-corrosion and decorative properties with superior formability and processing characteristics.
Strict adherence to 5S management principles ensures optimal production environment, equipment maintenance, and material handling.
Rigorous inspection of image defects, surface quality, dimensional accuracy, coating uniformity, and physical properties.
- Production and inspection strictly following international standards
- Pre-shipment video or SGS inspection available
- Competitive pricing with direct manufacturing advantages
- Multiple secure payment options
- Comprehensive after-sales support and long-term partnership focus
Shandong Zhengde Metal Manufacturing Co., Ltd. is an integrated enterprise with multiple production bases across China, featuring over 100 production lines and 4 nationally recognized laboratories. Products exported to more than 50 countries worldwide.
ISO 9001 certified with MTC and third-party inspection capabilities including SGS and BV.
Q: Can you send samples?
A: Free samples with express shipping service available worldwide.
Q: What product information is needed?
A: Please provide grade, dimensions, thickness, surface treatment requirements, and quantities.
Q: Delivery time?
A: Standard delivery within 7-15 days, extended for large quantities.
Q: Payment terms?
A: ≤1000USD: 100% advance; ≥1000USD: 30% T/T advance, balance before shipment.
Q: Custom products available?
A: Yes, custom manufacturing according to specifications and drawings.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.