Prepaint Galvanized Steel Coil Quotes - Hot-Dip Coated Cold-Rolled Steel

Tianjin TISCO International Trade Co., Ltd.

Verified Custom manufacturer 5yrs

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Technical Specifications of Prepainted Galvanized Steel Coil

Property	Parameter	Description
Product Name	Prepainted Galvanized Steel Coil (PPGI)	Color-coated galvanized steel with organic coating
Base Material	Hot-dip Galvanized Steel (ASTM A653, EN 10346)	Zinc-coated steel substrate
Coating Type	Polyester (PE), Silicon Modified Polyester (SMP), PVDF	Multiple coating options for different applications
Zinc Coating	40-275 g/m² (Z40-Z275)	Zinc layer weight per ASTM A653
Top Coating Thickness	15-25 μm	Organic paint layer on surface
Back Coating Thickness	5-10 μm	Protective coating on reverse side
Thickness Range	0.13-1.5 mm	Available substrate thickness options
Width Range	600-1500 mm	Standard coil widths
Coil Weight	3-8 tons	Typical coil weight range
Tensile Strength	≥270 MPa	Minimum tensile strength per standard
Yield Strength	≥140 MPa	Minimum yield strength
Elongation	≥20%	Ductility in standard gauge length
Color Options	RAL, Pantone color systems	Customizable colors per international standards
Gloss Level	High gloss (>70GU), Medium (30-70GU), Matte (<30GU)	Surface finish options
Pencil Hardness	≥HB	Coating hardness measurement
Application	Roofing, wall panels, appliances, construction	Typical industrial applications
Certification	ISO 9001, EN 10169, ASTM A755	Quality and standard compliance
Packaging	Waterproof paper, steel strapping, wooden pallet	Standard export packaging
MOQ	25 tons	Minimum order quantity

Prepaint Galvanized Steel Coil Quotes - Hot-Dip Coated Cold-Rolled Steel

Prepaint galvanized steel coil quotes represent factory-direct pricing for color-coated steel products that combine hot-dip galvanization with organic coating systems. These pre-finished steel coils serve critical roles in construction, appliance manufacturing, and industrial applications where corrosion resistance meets aesthetic requirements. Our mill-competitive pricing structures deliver cost-effective solutions for contractors, fabricators, and OEM manufacturers seeking reliable material supply with consistent quality standards.

Prepaint galvanized steel coil quotes supplier

What is Prepaint Galvanized Steel Coil?

Prepaint galvanized steel coil is cold-rolled steel substrate that undergoes continuous hot-dip galvanizing followed by chemical pretreatment and organic coating application. The manufacturing process deposits zinc coating weights ranging from 60-275 g/m² (Z60-Z275 per ASTM A653), then applies primer and topcoat layers totaling 15-25 microns thickness. This dual-layer protection system provides superior resistance to corrosive environments compared to bare galvanized steel while offering factory-controlled color consistency.

Prepaint Galvanized Steel Coil Technical Specifications

Standard specifications comply with ASTM A755/A755M for metallic-coated steel and JIS G3312 for painted steel sheets. Base metal thickness ranges from 0.30-1.20mm with yield strength of 280-550 MPa depending on grade designation. Coating systems include polyester (PE), silicon-modified polyester (SMP), and polyvinylidene fluoride (PVDF) with color retention exceeding 5 years per ASTM D2244. Coil widths extend from 914-1250mm with maximum coil weight reaching 8 metric tons for efficient logistics.

Why Choose Our Prepaint Galvanized Steel Coil Services

Our value-driven pricing reflects direct mill relationships eliminating intermediary markups while maintaining ISO 9001:2015 certified quality management. We stock 200+ color options with RAL and Pantone matching capabilities, backed by material test certificates per EN 10204 3.1 standards. Custom slitting services accommodate widths from 100mm minimum with tolerance control of ±2mm, supported by protective edge masking to prevent transportation damage.

Frequently Asked Questions

What is the minimum order quantity (MOQ)?

Standard MOQ is 25 metric tons per specification to optimize production efficiency, though we accommodate 10-ton orders for stock colors with extended lead times of 15-20 days. Mixed container loading is available for export shipments combining multiple gauges or colors within single 20-foot containers.

Do you provide material test certificates?

Yes, every shipment includes mill test certificates documenting chemical composition per ASTM E1086, mechanical properties per ASTM E8, and coating weight verification per ASTM A90. Third-party inspection by SGS or Bureau Veritas can be arranged at buyer's request with 48-hour notice prior to shipment.

Prepaint galvanized steel coil quotes wholesale

What is the typical delivery time?

Stock colors ship within 7-10 business days from order confirmation, while custom color matching requires 20-25 days for coating line scheduling. Sea freight transit from major Chinese ports to North American destinations averages 18-22 days, with express air freight options available for urgent requirements under 5 tons.

Can you cut to custom sizes?

Our precision slitting lines handle widths from 100-1250mm with ±1mm tolerance control, while cut-to-length services produce sheets from 1000-6000mm length. Laser cutting for complex profiles is available through our fabrication partners with CAD file compatibility for DXF and DWG formats.

Get a Competitive Quote for Prepaint Galvanized Steel Coil

Request your detailed quotation by submitting specifications including thickness, width, coating designation, color requirements, and target delivery location. Our sales engineers respond within 4 business hours with mill-direct pricing, technical data sheets, and logistics recommendations. Volume discounts apply for annual contracts exceeding 500 tons with locked-in pricing protection against market fluctuations.

Prepaint galvanized steel coil quotes China

Ratings & Reviews

5.0

Very satisfied

Based on 8 reviews for verified purchases

Supplier service

5.0

On-time shipment

5.0

Supplier service

5.0

Robert Brown

United Kingdom

verified purchases

2025-09-07

Superior Technical Support for Complex Project
We required 20 tons of high-strength prepaint galvanized steel (0.80mm thickness, 550 MPa yield strength, custom RAL 3009 red) for industrial door panels. Sales engineer provided detailed forming recommendations and coating flexibility data before order. Material certificates confirmed mechanical properties with tensile strength at 620 MPa. PVDF coating showed zero cracking after 2T bending radius testing. Custom slitting to 625mm width maintained perfect edge quality. Delivery completed in 23 days including color matching. Technical documentation included coating chemistry details for our quality assurance. Exceptional support for demanding application.

William Taylor

Australia

verified purchases

2025-09-29

Acceptable Quality After Initial Communication Issues
Ordered 15 tons of prepaint galvanized coil (0.60mm, Z200 coating, custom green color) for marine equipment enclosures. Initial quote lacked detailed coating specifications which caused confusion. After clarification, material delivered met ASTM A755 requirements with 22-micron polyester coating. Two coils had minor scratches on edges but supplier provided 5% discount compensation. Salt spray testing reached 720 hours which is adequate for our application. Delivery took 28 days total. Product quality is fair once specifications were properly communicated. Would order again with clearer upfront documentation.

Wei Chen

Singapore

verified purchases

2025-10-20

Perfect for Repeat Container Orders
This is our 6th consecutive order. Latest shipment was 28 tons mixed container (0.45mm and 0.50mm thickness, various widths from 914-1220mm, stock colors). All coils consistently meet ASTM A755 specifications with Z120 minimum coating. The mixed container loading service saves significant logistics costs for our distribution business. Documentation always arrives before shipment. Lead time stable at 8-10 days for stock colors. Quality control is reliable - defect rate under 0.5% across all orders totaling 180+ tons.

Ahmed Al-Hassan

UAE

verified purchases

2025-11-08

Reliable Supply for Desert Climate Applications
We sourced 30 tons of PE coated prepaint galvanized steel (0.55mm, 1250mm width, white RAL 9010) for warehouse construction in Abu Dhabi. Z180 zinc coating provides adequate corrosion protection for our climate. Material test certificates per EN 10204 3.1 were complete. Coating thickness measured 18 microns which is acceptable though we prefer 20+ for extreme UV exposure. Pricing was reasonable for the volume. Delivery completed in 24 days. Would recommend for standard commercial applications in Gulf region.

Hans Mueller

Germany

verified purchases

2025-11-25

Premium Quality for Architectural Cladding Systems
Ordered 22 tons of prepaint galvanized coil (0.70mm thickness, Z275 coating, RAL 7016 anthracite) for facade cladding project in Munich. Material certificates documented carbon content at 0.038% and coating weight at 278 g/m² meeting ASTM A653 requirements. Surface finish was flawless 2B with protective film intact. Color gloss measurement at 65 units matched our specifications exactly. Coils arrived in 19 days with proper wooden packaging preventing any transit damage. Third-party SGS inspection confirmed all technical parameters.

Carlos Silva

Brazil

verified purchases

2025-12-08

Good Value SMP Coated Coils for Appliance Manufacturing
Purchased 25 tons of silicon-modified polyester coated coils (0.40mm thickness, 1000mm width) for refrigerator door panels. Material met JIS G3312 specifications with yield strength at 320 MPa. Coating adhesion passed cross-hatch testing per ASTM D3359. Price was competitive compared to three other suppliers. Minor edge waviness on two coils but within acceptable tolerance. Delivery took 26 days which was slightly longer than quoted 20-25 days. Overall solid quality for our production requirements.

James Wilson

United Kingdom

verified purchases

2025-12-23

Outstanding Custom Slitting Service for Panel Production
We needed 12 tons of prepaint galvanized steel (0.50mm, custom slit to 485mm width) for standing seam roof panels. The precision slitting maintained ±1mm tolerance throughout the entire order. Polyester coating showed excellent formability with no cracking after 180-degree bending. EN 10204 3.1 certificates provided complete traceability. Lead time was 22 days including custom color matching to Pantone 287C. Sales engineer provided detailed technical support for our roll-forming equipment setup.

Michael Torres

United States

verified purchases

2026-01-07

Excellent PVDF Coating Quality for Commercial Roofing
Ordered 18 tons of prepaint galvanized coil (0.45mm thickness, 1220mm width, RAL 5015 blue) with PVDF coating for our warehouse roofing project in Seattle. Material certificates confirmed Z150 zinc coating and 25-micron topcoat thickness per ASTM A755. Color consistency was outstanding across all coils with zero visible defects. Delivered in 9 days from order confirmation. Salt spray testing exceeded 1000 hours. This is our 4th purchase for coastal installations.