Wholesale High-Quality Pre-Painted Galvanized Steel Coil (PPGI) Supplier | Custom Colors & Fast Delivery Manufacturer and Supplier

High-Quality Pre-Painted Galvanized Steel Coil (PPGI) Supplier | Custom Colors & Fast Delivery

Short Description:

Z80 / Z100 / Z120 / Z275 Grade PPGI Coils. Durable pre-painted galvanized steel, well-suited for roofing, construction and industrial projects.

Color: RAL 7035, RAL 5015/5017, RAL 9002/9003, RAL 3001/3010, RAL 6005/6011, RAL 1015/1016, RAL 7038, RAL 8017, Customized

Standard: GB/T 2518, EN 10169, ASTM A755/A755M, JIS G 3312

Technique: Cold Rolled

Width: 600mm-1250mm, 600-1250mm

Length: Customers' Requirement, according to customer

Delivery Time: 3-15 days (according to the actual tonnage)

Payment Terms : T/T, LC, Western Union, Paypal, O/A, DP

Grade: DX51D+Z, DX52D+Z, DX53D+Z, SGCC

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DX51D–DX53D+Z275 PPGI Color Coated Steel Coil Specifications

Item	Spec	Item	Spec
Standard	GB/T 2518, EN 10169, ASTM A755/A755M, JIS G 3312	Applications	Roofing, wall panels, appliances, architectural use
Substrate	DX51D+Z, DX52D+Z, DX53D+Z, SGCC	Surface	Smooth uniform finish, excellent corrosion resistance
Thickness	0.12 – 1.2 mm	Packaging	Moisture-proof wrap + steel band + wood/steel pallet
Width	600 – 1500 mm, customizable	Coating Type	PE, SMP, PVDF options
Zinc Coating	Z80 / Z100 / Z120 / Z275 g/m²	Coating Thickness	Front 15–25 µm, Back 5–15 µm
Surface Treatment	Chemical pre-treatment + paint (smooth, matte, pearl, anti-fingerprint)	Hardness	HB 80–120 (depends on substrate & processing)
Coil Weight	3–8 tons, adjustable for transport

No.	Grade	Thick. (mm)	Width (mm)	Length	Wt. (Ton)	Applications
1	DX51D	0.12–0.18	600–1250	Custom	2–5	Roofing, wall panels
2	DX51D	0.2–0.3	600–1250	Custom	3–6	Home appliances, billboards
3	DX51D	0.35–0.5	600–1250	Custom	4–8	Industrial equipment, pipes
4	DX51D	0.55–0.7	600–1250	Custom	5–10	Structural use, roofing
5	DX52D	0.12–0.25	600–1250	Custom	2–5	Roofing, walls, appliances
6	DX52D	0.3–0.5	600–1250	Custom	4–8	Industrial panels, piping
7	DX52D	0.55–0.7	600–1250	Custom	5–10	Structural, roofing
8	DX53D	0.12–0.25	600–1250	Custom	2–5	Roofing, walls, decorative
9	DX53D	0.3–0.5	600–1250	Custom	4–8	Appliances, industrial equip.
10	DX53D	0.55–0.7	600–1250	Custom	5–10	Structural, machinery panels

Notes:

Each grade (DX51D, DX52D, DX53D) can be supplied in thin, medium, and thick gauge coil specifications.
Thickness & strength based recommended application scenarios are relatively suitable for actual market.
The width, coil length and coil weight can also be customized according to the requirement of factory and transportation.

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PPGI Color Coated Steel Coil Customized

Our color coated steel coil (PPGI) support full customization to suit your unique project demands.

We supply substrates including DX51D, DX52D, DX53D, alongside other standard grades upon request. Zinc coating weights starting at Z275 are available, delivering outstanding anti-corrosion performance. The material features superior surface flatness and reliable formability.

Available Specifications
Thickness: 0.12 – 1.2 mm
Width: 600 – 1500 mm (customizable)
Coil weight & coil length: Flexible and tailored to match your production and shipping arrangements

Our high-performance PPGI steel coils combine clean, appealing surface finishes. They are extensively used for roofing sheets, wall cladding, home appliance components, industrial machinery and construction materials.

We customize steel coils precisely to match your project goals, bringing improved efficiency, long-term durability and sustained visual quality — helping you maximize the value of your raw materials.

Standard	Grades	Key Notes
EN 10346 / EN 10142	DX51D, DX52D, DX53D, DX51D+Z275	Hot-dip galvanized, 275 g/m2 zinc coating, good corrosion resistance. For roofing, wall panels, appliances.
GB/T 2518	DX51D, DX52D, DX53D, DX51D+Z275	Common low-carbon grades, 275 g/m2 zinc coating. Construction, industrial buildings, appliances.
ASTM A653 / A792	G90 / G60, Galvalume AZ150	G90 = 275 g/m2 zinc. AZ150 galvalume offers superior corrosion resistance. Industrial & commercial buildings.
ASTM A1008 / A1011	CR Steel	Cold-rolled substrate for PPGI base material.

Color	RAL Code	Common Applications
Bright White	RAL 9003 / 9010	Clean reflective finish — appliances, interior walls, roofing
Off-White / Beige	RAL 1014 / 1015	Soft neutral tone — commercial & residential buildings
Red / Wine Red	RAL 3005 / 3011	Classic elegant look — industrial roofing, factory buildings
Sky Blue / Blue	RAL 5005 / 5015	Modern appearance — commercial buildings, decorative use
Gray / Silver Gray	RAL 7001 / 9006	Industrial dirt-resistant finish — warehouses, roofs, facades
Green	RAL 6020 / 6021	Natural eco-friendly shade — garden sheds, outdoor construction

Main Application

PPGI steel coil is widely used in the fields of big-spanworkshop, warehouse, office building, villa, roof layer, air purification room, refrigeration, shop.

1. Building Construction
Roofing & corrugated sheets, wall panels, doors, windows and louvers for factories, warehouses, commercial & residential buildings.

2. Home Appliance Manufacturing
Casings for refrigerators, washing machines, air conditioners; kitchen parts including range hoods and cabinet panels.

3. Transportation
Logistics containers, vehicle housings, bus shelters and outdoor billboards, with excellent weather & rust resistance.

4. Industrial Manufacturing
Surface protection for piping systems; housing & cover fabrication for industrial machinery.

5. Home Furnishings & Decoration
Ceilings, partition panels, steel filing cabinets and storage cabinets for commercial and domestic decoration.

Note:

1. Free sampling, 100% after-sales quality assurance, Support any payment method;

2. All other specifications of PPGI are available according to your

requirement (OEM&ODM)! Factory price you will get from ROYAL GROUP.

Process of production

First to decoiler -- stitching machine, roller, tension machine, open-book looping soda-wash degreasing -- cleaning, drying passivation -- at the beginning of drying -- touched -- the early drying --finish fine tu --finish drying --Air-cooled and water-cooled -rewinding looper -Rewinding machine -----(rewinding to be packed into storage).

Packing and Transportation

Packaging is generally by steel iron package and water proof package, steel strip binding, very strong.

If you have special requirements, you can use rust proof packaging, and more beautiful.

Transportation: Express (Sample Delivery), Air, Rail, Land, Sea shipping (FCL or LCL or Bulk)

FAQ

1. Which zinc coating weight should I choose?
Z80–Z120 is recommended for indoor applications. Select Z180–Z275 for outdoor exposure or corrosive environments.

2. Can sizes and colours be customized?
Absolutely. We offer custom thickness, width and all standard RAL colours.
Share your specifications, and we will return a quotation within 12 hours.

3. What is your lead time?
Stock items: 7–15 days. Lead time for custom orders varies according to order volume.

4. How do you guarantee product quality?
We supply Mill Test Certificates (MTC), implement rigorous in-house QC, and accept third-party inspection.

5. How to get your most competitive pricing?
Prices depend on specifications, coating requirements and order quantity.
Send over your requirements to receive our direct factory offer.