PPGI PPGl Steel Coil - Galvanized Pre-Painted Cold Rolled Steel Coil for Construction & Manufacturing

Technical Specifications of PPGI PPGL Steel Coil

PPGI PPGL Steel Coil - Galvanized Pre-Painted Cold Rolled Steel Coil for Construction & Manufacturing

PPGI PPGL steel coil represents a premium category of pre-painted galvanized steel products engineered for demanding construction and manufacturing applications. These factory-coated steel coils combine the corrosion resistance of zinc coating with decorative paint finishes, delivering superior durability and aesthetic versatility for roofing, wall cladding, appliances, and industrial enclosures. Manufactured to international standards including ASTM A755/A755M and EN 10169, our PPGI PPGL steel coils serve contractors, metal fabricators, and building material distributors seeking cost-effective solutions with extended service life.

What is PPGI PPGL Steel Coil?

PPGI (Pre-Painted Galvanized Iron) and PPGL (Pre-Painted Galvalume) steel coils are cold-rolled steel substrates with metallic zinc or aluminum-zinc alloy coating, followed by chemical treatment and organic paint application. The continuous coil coating process ensures uniform film thickness ranging from 15-25 microns per surface, providing exceptional resistance to atmospheric corrosion, UV degradation, and mechanical abrasion compared to post-fabrication painting methods.

PPGI PPGL Steel Coil Technical Specifications

Our PPGI PPGL steel coils comply with ASTM A755/A755M-17 Section 6 for coating mass and EN 10169:2012 for organic coatings. Base metal thickness ranges from 0.14mm to 1.2mm with tolerance ±0.02mm per ASTM A1008/A1008M. Zinc coating mass options include Z60 (60 g/m²), Z100, Z150, and Z275 conforming to ASTM A653/A653M. Aluminum-zinc coating (55% Al-Zn) provides 2-6 times longer corrosion resistance than pure zinc in marine environments. Paint systems include polyester (PE), silicon modified polyester (SMP), polyvinylidene fluoride (PVDF), and plastisol with pencil hardness ≥2H per ASTM D3363.

Why Choose Our PPGI PPGL Steel Coil

We maintain mill-direct partnerships with ISO 9001:2015 certified steel mills producing 500,000 metric tons annually. Our PPGI PPGL coils undergo five-stage pre-treatment including alkaline degreasing, water rinsing, chromate passivation, and primer application before topcoat. Quality control includes adhesion testing per ASTM D3359 (minimum 4B classification), impact resistance testing per ASTM D2794 (minimum 50 lb-in), and salt spray testing per ASTM B117 (500+ hours for PVDF systems). We provide complete material traceability with mill test certificates documenting chemical composition, mechanical properties, and coating performance data.

Frequently Asked Questions

What is the minimum order quantity (MOQ)?

Our standard MOQ is 25 metric tons per specification to optimize production efficiency and freight costs. For trial orders or specialized color requirements, we accommodate reduced quantities of 10 tons with adjusted pricing. Mixed container loading is available for orders combining multiple thicknesses or paint colors within the same coating type.

Do you provide material test certificates?

Yes, we supply comprehensive mill test certificates (MTC) per EN 10204 Type 3.1 for every shipment. Documentation includes chemical composition analysis per ASTM E1019, tensile testing results per ASTM E8/E8M showing yield strength and elongation values, coating weight verification per ASTM A90/A90M, and paint film thickness measurements. Third-party inspection by SGS, BV, or Intertek can be arranged upon request.

What is the typical delivery time?

Lead time for stock colors (RAL 9002, RAL 3009, RAL 5015) is 15-20 days from deposit receipt to port of loading. Custom color matching requires additional 7-10 days for paint formulation and color approval. Production scheduling depends on order volume, with priority given to confirmed letters of credit. We maintain safety stock of common specifications in 0.35mm-0.50mm thickness range for expedited delivery within 7-10 days.

Can you cut to custom sizes?

Our slitting lines accommodate custom widths from 600mm to 1,250mm with tolerance ±3mm per EN 10143. Sheet cutting services are available for lengths up to 12 meters with precision ±5mm using CNC guillotine shears. We provide edge trimming, deburring, and protective film application for sheets destined for direct installation. Minimum cutting quantity is 5 tons per width specification to justify tooling setup costs.

Get a Competitive Quote for PPGI PPGL Steel Coil

Request factory-direct pricing for your PPGI PPGL steel coil requirements today. Our technical sales team provides detailed quotations within 24 hours including FOB/CIF terms, packaging specifications, and estimated delivery schedules. Submit your inquiry with thickness, width, coating type, color code, and destination port for accurate cost calculation. Volume discounts available for annual contracts exceeding 500 metric tons with flexible payment terms and consignment inventory options for qualified distributors.