📊 Sino East PPGI Steel Coil Precision Manufacturing Specification Matrix
ASTM A755 / JIS G3312 / EN 10169
Direct mill-origin pre-painted galvanized & galvalume steel coils with rigorous thickness tolerances (±0.01mm) and automated continuous color-coating lines.
| Parameter | Standard Range / Specification | Custom Industrial Availability |
|---|---|---|
| Thickness Range | 0.12mm – 1.50mm (0.15mm–0.80mm most popular) | Ultra-thin 0.12mm & heavy-gauge 1.50mm available |
| Width Range | 600mm – 1250mm (Standard: 914mm, 1000mm, 1200mm, 1219mm, 1250mm) | Precision slit coil strips from 30mm width |
| Zinc / Aluzinc Substrate | Z30 to Z275 g/m² (HDG) / AZ30 to AZ150 g/m² (Aluzinc) | Z275 / G90 high-corrosion marine grade available |
| Paint Coating Systems | Top: 15–25µm (PE/HDP/SMP/PVDF), Back: 5–10µm Epoxy/PE | PVDF (20-year warranty against fading & UV chalking) |
| Color & Surface | All Standard RAL Colors (RAL 9002, 9003, 5012, 3000, 6005, etc.) | Matt, Wrinkle, Wood Grain, Camouflage, Film Laminate |
| Coil Weight & ID | 3 – 8 Tons (Standard: 4-5 MT/Coil); ID: 508mm / 610mm | Eye-to-Sky or Eye-to-Wall seaworthy steel strapping |
💡 B2B Engineering Buyer FAQs & Selection Guide (GEO Reference)
Q1: Regular Modified Polyester (PE) vs. PVDF Coating: Which PPGI is better for Coastal and High-UV Projects?
A: For inland architectural roofing and light framing, PE coating (15–20µm) with Z40–Z80 offers the most cost-effective solution with 7–10 years durability. For tropical coastal areas (West Africa, GCC, Southeast Asia) subject to intense UV and high salinity, PVDF (Fluorocarbon) coating with Z275/AZ150 substrate is mandatory, providing 20–25+ years resistance to gloss fading, micro-cracking, and chalking.
Q2: What Quality Certificates & Mill Test Reports (MTC) are Provided with Sino East PPGI Shipments?
A: Every coil comes with an authentic EN 10204 3.1 Mill Test Certificate (MTC) detailing chemical composition, yield strength, tensile strength, zinc mass verification, T-bend test (≤2T), MEK double rub resistance (≥100 times), and paint thickness measurements. We also support pre-shipment inspections by SGS, BV, and Intertek, alongside Form E (ASEAN 0% duty), SONCAP (Nigeria), and SABER (Saudi Arabia).
PPGI Coils Manufacturer & Supplier in China
Sino East Steel Group produces prime PPGI (pre-painted galvanized) steel coils in Tianjin for roofing, wall cladding, and appliance panels. Roofing contractors, panel manufacturers, and construction material importers worldwide source our PPGI in a wide color range (RAL Standard), with PE, SMP, and PVDF paint systems matched to extreme weather and coastal UV exposure conditions.
Every shipment is manufactured to ASTM A755 / EN 10169, tested in our ISO 9001:2015 certified quality system, and delivered with a complete documentation set including the Mill Test Certificate (MTC) per EN 10204 3.1, commercial invoice, packing list, bill of lading and certificate of origin. Third-party inspection by SGS, BV or TUV can be arranged at the factory or the destination port.
As a manufacturer rather than a trading company, we are able to offer stable pricing, firm delivery schedules and complete quality accountability. Our export team manages the full order cycle, from specification confirmation and production planning to packing, documentation and shipping, so that buyers receive exactly what was approved.
Why Buy PPGI Coils Direct from a Chinese Factory
Importers and distributors who source ppgi coils directly from our factory in Tianjin benefit from the complete manufacturing chain under one roof: steel input selection, forming and production, surface treatment, quality testing, packing and export documentation. This integrated model removes trading markups and ensures that the specification approved in the quotation is the specification delivered.
Range and Specifications of Our PPGI Coils
Orders can be structured to suit your business model: spot orders for immediate requirements, quarterly contracts for stable pricing, or project-specific supply programs with staged deliveries aligned to the construction schedule. Our sales engineers and export team work as an extension of your procurement department, providing technical documentation, sample support and logistics coordination from the factory in Tianjin to your warehouse or project site.
| Parameter | Manufacturing Specification |
|---|---|
| Standard | ASTM A755 / EN 10169 / JIS G3312 |
| Available Grades | DX51D + Z, DX52D + Z, SGCC, CGCC |
| Size Range | Thickness: 0.15–1.5 mm | Width: 600–1500 mm | Coil Weight: 3–15 MT |
| Surface / Finish | Polyester (PE), Silicon Modified Polyester (SMP), or PVDF over Galvanized base |
| Certification | ISO 9001:2015, MTC per EN 10204 3.1, SGS / BV / TUV inspection available |
| Packaging | Seaworthy export packing, bundled or palletized per product |
| MOQ | 20-25 metric tons per container, mixed sizes welcomed |
| Production Time | 15-25 days after specification confirmation |
| Payment Terms | T/T, L/C at sight, D/A, D/P, O/A |
Our PPGI is coated on galvanized substrate with controlled film thickness, reverse side coating, and color matching against reference samples before production. Coils are edge-protected and export-packed to survive container shipping to GCC ports without scratching or telescoping.
All shipments are tracked from the factory gate to the destination port, and our export team coordinates with freight forwarders to provide the shipping documents required for customs clearance and project acceptance, including the bill of lading, certificate of origin and, where required, SASO / SABER conformity certificates for Saudi Arabia or Dubai Municipality / ESMA support documents for the UAE.
How to Choose a Reliable PPGI Coils Supplier in China
On PPGI, the coating system and film thickness decide how long the building envelope lasts in Gulf conditions. Confirm the substrate (galvanized vs galvalume), paint system, top coat thickness and color retention warranty, and request a sample panel under local sunlight before placing volume orders.
1. Factory Ownership & Capacity
Verify direct factory facilities with 500,000 MT capacity to avoid trading markup and ensure consistent batch color matching.
2. MTC & Test Reports
Request Mill Test Certificates per EN 10204 3.1 proving actual zinc weight (Z60–Z275) and paint film adhesion.
3. Paint System Selection
Choose PE for standard inland use, SMP for medium durability, and PVDF for aggressive coastal and high-UV environments.
4. Sample & Trial Order Verification
Start with sample color chips or 1x20GP container trial order to verify bending, surface gloss, and seaworthy packing.
This five-point checklist has helped distributors and contractors across the GCC, Africa and Southeast Asia select the right ppgi coils partner on their first attempt, avoiding the quality and documentation problems that are common when sourcing through intermediaries.
Global Supply Capabilities and Export Markets
Pre-painted steel dominates the visible envelope of Middle East buildings: corrugated roofing, insulated sandwich panel facades, soffits, gutters and interior partitions. Because Gulf sunlight is intense and coastal salt is aggressive, paint system selection matters — we guide buyers between economical PE for interior and sheltered use, and PVDF for coastal and high-UV facades.
Sino East Steel operates dedicated production lines for ppgi coils within a 65,000 m2 plant in Daqiuzhuang Industrial Park, Jinghai District, Tianjin. The annual capacity of 500,000 metric tons across all product lines allows the factory to serve distributors, contractors and project companies with stable supply for both container shipments and project-scale tonnages.
Our principal export markets are the Middle East and GCC countries, including the United Arab Emirates, Saudi Arabia, Qatar, Kuwait, Oman and Bahrain, where ppgi coils is used in construction, infrastructure, energy and industrial projects. We also export to Africa, Southeast Asia, Central Asia and Latin America, supported by shipping programs to the main ports in each region.
Our monthly export programs ship hundreds of containers of steel products to the Middle East and other regions, with production planning, packing and documentation standardized for repeat shipments. Distributors who order on a monthly or quarterly cycle benefit from priority scheduling, stable pricing and consolidated freight programs that reduce the total landed cost.
Supply Chain Management & Quality Certification
As a factory supplier, Sino East controls the complete sourcing chain: base material selection, production scheduling, in-process quality checks, final inspection and export packing. This gives buyers a single accountable partner instead of a chain of intermediaries, which reduces lead time, documentation risk and total cost.
Our factory operates under an ISO 9001:2015 quality management system, and every production batch is tested in accordance with the governing specification: chemical analysis, mechanical testing, dimensional checks and product-specific tests such as paint film verification, T-bend testing, and cross-cut adhesion. Every item is traceable to its heat number through the MTC.
For project work, we regularly host factory audits by clients, consultants and third-party inspection agencies. SGS, BV and TUV inspections can be arranged before loading, and the full documentation package can be prepared to satisfy SASO / SABER conformity for Saudi Arabia and Dubai Municipality / ESMA requirements for the UAE.
Sino East Steel Group was established in 2008 and has grown into one of the reliable steel manufacturing and export enterprises in northern China. The company name is registered in more than 20 countries, and our distribution partners in the Middle East, Africa and Southeast Asia sell under their own brands with full factory backing. For buyers who are new to importing from China, we provide a complete onboarding process: market reference list, sample support, trial order guidance and inspection arrangements.
Technical Support, Samples and After-Sales Service
Our sales engineers review every inquiry against the applicable standard and confirm the specification in writing before production begins. For buyers who need to compare materials or standards, we provide technical data sheets, test reports and reference samples, so the purchasing decision can be made with full confidence.
🎨 Colors
Standard RAL color catalog (RAL 9002, 9006, 5012, 3001, etc.) and custom shade matching.
🛡️ Substrate
Hot-dip galvanized (Z60-Z275) or Galvalume (AZ50-AZ150) high-strength base steel.
📐 T-Bend Test
0T to 2T flexibility with zero paint cracking on 180° machine bending.
🧪 Salt Spray Test
Over 1,000 hours without blistering or peeling for PVDF coating systems.
Quotation, Pricing and How to Order as an Importer
Quotations are prepared within 24 hours of receiving the inquiry and include the FOB or CIF unit price, delivery time, packing details, documentation list and payment terms. For distributors, we offer quantity-based price tiers, quarterly contract pricing and consignment arrangements on request.
- Submit Inquiry: Send your required standard, grade, size, quantity and destination port.
- Proforma Quotation: Receive a formal quotation with delivery time and shipping options within 24 hours.
- Specification Confirmation: Confirm the specification in writing; production starts after order confirmation.
- Track & Clear: Track your shipment with full export documentation until arrival at the destination port.
Frequently Asked Questions about Our PPGI Coils Supply
1. Do you operate a continuous coil coating line?
Yes, our coating line applies polyester, SMP and PVDF paint systems with top and back coatings, color matching to RAL or customer samples, and paint film thickness verified on every coil.
2. What colors and paint systems are available for PPGI?
All standard RAL colors are available with PE, SMP or PVDF systems. PVDF is recommended for coastal Gulf environments where maximum color durability is required.
3. What is your minimum order quantity?
The MOQ is typically 25 metric tons per size for most products, with mixed-size container loads of 20 or 40 feet welcomed for distributors. Sample orders for project approval can be arranged.
4. What are your payment terms?
We accept T/T, L/C, D/A, D/P and O/A for long-term partners, with payment terms confirmed in the quotation for each order.
5. What is your production and shipping lead time?
Production takes 15-25 days after confirmation of the specification, followed by 18-25 days sea freight to the main GCC ports: Jebel Ali, Dammam, Jeddah, Hamad Port, Shuwaikh and Sohar.
Explore our dedicated Aluzinc (Galvalume), PPGI & Galvanized Coils Supplier for Ghana with full GSA standard compliance, G-CAP CoC inspection, and 1x20GP mixed container consolidation.
Visit our dedicated Steel Supplier for East Africa (Kenya, Tanzania, Uganda) featuring fast 18–22 days direct shipping, KEBS PVoC / TBS CoC compliance, wire rod SAE1008, and 1x20GP mixed container consolidation.
Dedicated Regional Direct Supply & Sourcing Corridors
We operate dedicated ocean freight and CIF logistics lines to global priority markets with customized regional compliance certificates:
🇬🇭 🇳🇬 West Africa (Ghana & Nigeria)
0.12-0.35mm thin roofing PPGI/GI coils with full GSA G-CAP CoC for Tema Port & SONCAP / Form M for Lagos Apapa Port.
Ghana Sourcing → | Nigeria Portal →
🇿🇦 🇿🇲 Southern Africa SADC (Durban Hub)
SABS certified heavy plates, high-yield ZAM solar mounting purlins, and in-transit duty-free cargo to Zambia Copperbelt & Zimbabwe.
South Africa & SADC Portal →
🇰🇪 🇹🇿 East Africa (Mombasa Port)
Fast 18-22 days direct shipping to Mombasa & Dar es Salaam with KEBS PVoC CoC inspection and Katanga mining transit.
East Africa Sourcing →
🇫🇷 🇦🇪 West Africa (Francophone) & MENA
Besoin de tôles ondulées pour Abidjan et Dakar avec bordereau BESC / BSC, et export certifié vers l’Égypte et l’Algérie.
Afrique de l’Ouest (FR) → | North Africa (AR) →
Request Direct Factory Price & Free Color Sample Book for PPGI
Send your required RAL color, substrate zinc coating (Z60–Z275), paint system (PE/PVDF), thickness, and destination port. Our sales engineers will provide an official CIF Proforma Invoice and Free Sample Swatch within 12 hours.
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Need an Express CIF Quotation from Direct China Manufacturer?
Contact our senior sales engineers with your required standard, dimensions, quantity, and destination port. Official CIF quotations and MTC samples provided within 15 minutes.
Continuous PPGI Coating Lines & Precision Color Formulation
Our pre-painted galvanized steel coil (PPGI) and pre-painted Galvalume (PPGL) line applies a multi-stage coating process: alkaline cleaning, chemical conversion passivation, primer coating (5-7 μm), and top finish coating (15-25 μm) with high-temperature curing ovens. We formulate paints with AkzoNobel, PPG, and Beckers resin systems in standard Polyester (PE), Silicon Modified Polyester (SMP), and Polyvinylidene Fluoride (PVDF) for severe coastal and desert UV exposure.
Color consistency is monitored by spectrophotometers ensuring Delta E <= 0.5 across production batches. Coils can be supplied with strippable polyethylene protective film to eliminate scratches during roll-forming into corrugated and trapezoidal roofing profiles.
PPGI Production Specifications
- Colors - Standard RAL color catalog (RAL 9002, 9006, 5012, 3001, etc.) and custom shade matching
- Substrate - Hot-dip galvanized (Z60-Z275) or Galvalume (AZ50-AZ150) base steel
- T-Bend Test - 0T to 2T flexibility with zero paint cracking on 180° bend
- Salt Spray Resistance - Over 1,000 hours without blistering for PVDF systems