Galvanized Corrugated Roofing Sheet - Mill Direct Supplier

Zhonghe Building Materials Co., Ltd.

Verified Custom manufacturer · 3 yrs ·

China

Galvanized corrugated roofing sheet supplier

Customizable Rock-bottom price

$560 1-49 ton Base price

$535 50-99 ton 4.5% off

$523 ≥100 ton 6.6% off

Price validity: subject to market conditions

Supplier's customization ability

Drawing-based customization
Sample-based customization
Full customization

Quantity

Minimum order quantity: 1 ton

Shipping total: To be negotiated

Subtotal of goods US$ 560.00

Start order request

Payment and delivery

Payment:: by contract — deposit, balance after your inspection
Lead time:: confirmed with the quotation
Packaging:: standard export packing
Samples:: available on request

Product details

Technical Specifications of Galvanized Corrugated Roofing Sheet

Property	Parameter	Description
Product Name	Galvanized Corrugated Roofing Sheet	Hot-dip galvanized steel sheet with corrugated profile for roofing and cladding
Material Grade	DX51D, S250GD, S350GD / SGCC, SGCH	Equivalent to ASTM A653 CS Type B / EN 10346 / JIS G3302 grades
Standard Compliance	ASTM A653/A653M, EN 10346, JIS G3302, GB/T 2518	International standards for continuous hot-dip zinc-coated steel sheet
Chemical Composition (C)	≤ 0.12%	Low carbon content ensures good formability and weldability
Chemical Composition (Mn)	≤ 0.60%	Manganese for strength enhancement
Chemical Composition (P / S)	P ≤ 0.045% / S ≤ 0.045%	Controlled phosphorus and sulfur for improved ductility
Tensile Strength	270–560 MPa	Per ASTM A653 / EN 10346; varies by grade (e.g., S350GD: ≥ 420 MPa)
Yield Strength	140–420 MPa	S250GD: ≥ 250 MPa; S350GD: ≥ 350 MPa per EN 10346
Elongation	≥ 16–22%	Minimum elongation at fracture (A80mm) per EN 10346 / ASTM A653
Zinc Coating Weight	Z60–Z275 (60–275 g/m²)	Both sides combined; Z275 (G90) recommended for high-corrosion environments
Sheet Thickness	0.14–1.20 mm (BMT)	Base metal thickness excluding zinc coating; custom thickness available
Sheet Width	600–1250 mm (effective coverage)	Standard effective cover width: 762 mm, 900 mm, 1000 mm
Sheet Length	1800–12000 mm	Custom cut-to-length available; standard lengths 1.8 m, 2.4 m, 3.0 m, 6.0 m
Corrugation Profile	Pitch: 76 mm / 32 mm; Depth: 18–25 mm	Standard corrugated wave profile; custom profiles available on request
Surface Finish	Regular Spangle / Minimized Spangle / Zero Spangle	Bright zinc finish; optional chromate passivation or oiled surface treatment
Application	Roofing, wall cladding, agricultural buildings, warehouses, industrial sheds	Suitable for residential, commercial, and industrial construction projects
Certification	ISO 9001, CE Marking, SGS, BV	Third-party inspection and quality management system certification available
Packaging	Bundle with steel strapping; waterproof kraft paper + wooden pallet	Export seaworthy packaging; custom labeling and bundling per buyer requirement
MOQ	5 Metric Tons per specification	Mixed specifications accepted; OEM/ODM orders welcome

Galvanized Corrugated Roofing Sheet - Mill Direct Supplier

As a trusted galvanized corrugated roofing sheet supplier, we deliver mill-direct solutions to contractors, builders, and distributors across global markets. Galvanized corrugated roofing sheets serve critical roles in residential, commercial, and industrial construction, offering a reliable combination of structural integrity and long-term weather resistance. Our sheets are produced under rigorous quality control protocols, conforming to ASTM A653, JIS G3302, and EN 10346 standards. With zinc coating weights ranging from Z60 to Z275 g/m², each panel is engineered to withstand harsh environmental conditions including heavy rainfall, UV exposure, and coastal humidity. Whether you are sourcing for a large-scale infrastructure project or a regional distribution network, our mill-direct supply chain eliminates unnecessary intermediaries, ensuring you receive consistent product quality at the most cost-effective pricing available. We maintain substantial inventory levels and offer flexible order quantities to accommodate both bulk procurement and project-specific requirements, backed by full material certifications and traceability documentation.

What is Galvanized Corrugated Roofing Sheet?

A galvanized corrugated roofing sheet is a cold-rolled or hot-rolled steel panel that has been coated with a protective zinc layer through a continuous hot-dip galvanizing process, then roll-formed into a wavy corrugated profile. This profile enhances structural rigidity, allowing the sheet to span longer distances without additional support. The zinc coating provides outstanding anti-corrosion properties, significantly extending service life compared to uncoated steel alternatives. These sheets find extensive application in warehouses, agricultural buildings, residential roofing, and wall cladding systems worldwide.

Galvanized corrugated roofing sheet manufacturer

Galvanized Corrugated Roofing Sheet Manufacturing Process

Production begins with premium-grade hot-dip galvanized steel coils, where the base steel substrate undergoes continuous immersion in a molten zinc bath maintained at approximately 450°C, forming a metallurgically bonded zinc-iron alloy layer. The coated coil then passes through precision roll-forming mills equipped with multiple forming stations that progressively shape the flat sheet into the specified corrugated profile. Each finished panel undergoes dimensional inspection, coating adhesion testing per ASTM A653 bend test requirements, and surface quality verification before packaging and dispatch.

Galvanized Corrugated Roofing Sheet Technical Specifications

Our standard galvanized corrugated roofing sheets are available with the following parameters: base steel thickness from 0.14 mm to 1.20 mm; sheet width from 600 mm to 1,250 mm; corrugation pitch of 76 mm or 32 mm with amplitude of 18 mm or 10 mm respectively; zinc coating weight from Z60 (60 g/m²) to Z275 (275 g/m²) per ASTM A653; tensile strength of 270 MPa to 550 MPa depending on steel grade; and panel lengths custom-cut from 1,000 mm to 12,000 mm. Surface finish options include regular spangle, minimized spangle, and skin-passed finishes to meet diverse aesthetic and functional requirements.

Get a Competitive Quote for Galvanized Corrugated Roofing Sheet

Partner with our mill-direct team to access superior-quality galvanized corrugated roofing sheets at highly competitive bulk rates. Our experienced technical consultants will help you select the optimal specification for your project, ensuring full compliance with local building codes and performance standards. Reach out today for a tailored quotation.

24/7 customer support available
Free samples for quality evaluation
Competitive pricing for bulk orders
Professional technical consultation

Contact us today to get your free quote within 24 hours!

Galvanized corrugated roofing sheet wholesale

Galvanized corrugated roofing sheet factory China

Ratings & Reviews

4.5

Based on 8 reviews

5 5

4 2

3 1

2 0

1 0

Kevin L.

United States

2025-01-23

Initial Width Tolerance Issue – Resolved After Prompt Supplier Intervention

Our first order of 25 tonnes of 0.50 mm Z120 sheets arrived with width measurements on roughly 8% of panels reading 1,248 mm instead of the specified 1,250 mm. For our customer's standing-seam application, this was outside acceptable tolerance. We submitted measurement records and photos to the supplier immediately. Their quality team responded within one business day, acknowledged the deviation, and arranged a partial replacement shipment at no additional cost within 12 days. The replacement panels were within ±0.5 mm. The resolution process was professional and the product has performed well on-site since. Cautiously optimistic about the next order.

David H.

United Kingdom

2025-02-14

Solid Product Quality, Slightly Longer Lead Time Than Quoted

We purchased 35 tonnes of 0.30 mm Z90 corrugated sheets for residential roofing projects in the East Midlands. The product itself met ASTM A653 specifications and the 76 mm corrugation profile was consistent throughout. Our only feedback is that actual delivery took 28 days versus the 21-day estimate given at order placement, which caused a minor scheduling adjustment on site. When we flagged this, the sales team was transparent about a port congestion delay and provided weekly updates. Product quality justifies continued use; we just factor in a buffer on timelines now.

Sarah M.

Australia

2025-03-08

Good Value on Z150 Sheets – Pricing Competitive Against Local Mills

Ordered 60 tonnes of 0.42 mm Z150 corrugated sheets for distribution to regional builders in Queensland. Pricing was noticeably lower than domestic suppliers even after factoring in freight to Brisbane. ASTM A653 certificates were clean and complete. The only minor point is that the packaging on one pallet showed some moisture ingress during transit, though the sheets themselves were unaffected. We raised it and the team acknowledged it promptly. Overall quality-to-price ratio is strong and we plan to increase order volume next quarter.

Know your supplier

Zhonghe Building Materials Co., Ltd.

3 yrs on Sinoali.com

Located in China

Company information More goods

FAQ

Q: What materials do you offer for roofing and wall cladding?

A:We supply color coated steel coils, corrugated roofing sheets, glazed tiles, PPGI, PPGL and related roof accessories.

Q: How long is the service life of your roofing sheets?

Q: Can you provide customized colors and patterns?

Q: What thicknesses are available for color steel coils and sheets?

Q: Can your color steel sheets be used outdoors?

Q: How about the packaging to avoid damage during shipment?

Product display

Zhonghe Building Materials Co., Ltd. is a professional industrial manufacturer and supplier focusing on high-quality building materials. We specialize in a full range of steel building materials, covering reinforcing steel bars, galvanized steel products, corrugated steel sheets, structural steel pipes and other related metal construction materials.

Equipped with advanced production lines and precision testing equipment, the company implements strict full-process quality control and holds authoritative industry qualification certificates. We maintain sufficient spot inventory, adopt standardized export packaging, and ensure stable delivery cycles to meet global customer demands.

Our products are widely applied in construction engineering, machinery manufacturing, shipbuilding, energy and infrastructure projects. Adhering to the principle of quality first and customer-oriented service, we are committed to providing reliable building material solutions and long-term stable cooperation for global clients.