Do you support third-party inspection?

Yes. We welcome inspections by SGS, BV, TUV, or any agency appointed by the buyer.

Which markets do you serve?

Our main markets include Southeast Asia, the Middle East, Africa, South America, and Eastern Europe. We've served over 1,000 global buyers.

Can I visit your factory in China?

Absolutely! We welcome you to visit our factory. We'll provide pickup service, arrange a factory tour, and show you the production & inspection process.

What are your payment terms?

We accept T/T, L/C, and in some cases, DP or OA for long-term partners.

Dx51dz 180g Galvanized Standing Seam Metal Corrugated Roofing Sheet

Name: Dx51dz 180g Galvanized Standing Seam Metal Corrugated Roofing Sheet
Brand: Qingdao Witop Steel Co., Ltd
SKU: 2183972462

Shandong, ChinaQingdao Witop Steel Co., Ltd

US$550.00

25-49 Tons

US$520.00

50-198 Tons

US$490.00

199+ Tons

Sample price:US$35.00/piece.Request sample

Product profile

Customization

Available

Type

Sheet

Standard

ASTM, DIN, JIS, GB, BS

Model NO.

A653/Roofing

Composition

Steel

Technique

Cold Rolled

Shape

Wave Sharpe

Surface Treatment

Galvanized

Special Use

Roofing Sheet

Application

Steel

Name

ASTM A653m G90 Zero Spangle Gi Zinc Metal Roofing

Substrate

Galvanized Steel Coil

Production Standard

JIS G3302, En10147, ASTM A653m

Zinc Coating

Z30-400G/M2, G30, G60,G90, Z10, Z12,Z27

Thickness

0.11-1.0mm

Width

750-1250mm(Before Corrugation) 600-1100mm(After C

Spangle Type

Zero Spangle, Small Spangle, Regular Spangle, Big

Regular Order

25 Tons or One Container, for Less Quantity, to Co

Hardness

Soft Hard(Hrb60),Medium Hard(Hrb60-85),Full Hard(H

Shipment

by Container, by Bulk, by Railway

Inkjet Printing

Yes

Custom Logo Printing

Yes

OEM Serivices

Yes

Bundle Weight

3-4mt/Bundle or Customized

Sharpe

Wave-Shape, Trapezoid-Shape, Decking, Ibr

Transport Package

Standard Seaworthy Exporting Packing

Specification

GI Roofing

Trademark

Witop

Origin

Shandong, China

HS Code

72104900

Production Capacity

70000 Tons/Year

Key features

20+ Years Industry Experience: Over two decades of expertise in coated steel production and export serving 1,000+ global clients.

Comprehensive Quality Control: Strict batch testing including coating thickness, tensile strength, T-bend, and chemical composition analysis.

Multiple Spangle Options: Available in Zero, Small, Regular, and Big spangle types to meet diverse aesthetic requirements.

Flexible Customization: Custom logo printing, customized bundle weights, and OEM services available for tailored solutions.

Wide Range of Standards: Products comply with ASTM A653, JIS G3302, EN 10147, and ISO 9001 certifications.

Fast Delivery Time: Standard lead time of 15-25 days after deposit receipt, with urgent order prioritization.

Global Export Capability: Trusted by clients in 30+ countries with efficient shipping via container, bulk, or railway.

Free Sample Availability: Free A4-sized samples or cut sheets provided for testing, shipping costs may apply.

Company profile

High Repeat Buyers ChoiceImporters and ExportersIn-stock CapacityFast Delivery

Qingdao Witop Steel Co., Ltd

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyNearest Port: Qingdao, Tianjin, ShanghaiAverage Response Time: ≤3.54hTerms of Payment: LC, T/T, D/PInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, CIP, CPT

About Our Factory & Business Background

Address1301-1302, Block B, Yunfeng Center, No. 7 Ganquan Road, Licang District, Qingdao, Shandong, China

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsPPGI, Gi Sheet, Hot DIP Galvanized Steel Coil, PPGI Sheet, Ibr Roof Sheeting, Galvanized Steel Sheet, Galvanized Sheet, Galvalume Steel Coil, Corrugated Roofing Sheet, Galvanised Steel Sheet

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:Are you a manufacturer or trading company?

We are a professional manufacturer of galvanized steel coils, galvalume coils, and prepainted steel (PPGI/PPGL) with over 20 years of experience. Our factory is located in China and supports both OEM and direct export services.

Q:What is your minimum order quantity (MOQ)?

Our standard MOQ is 25 tons (1 container), but we also support small trial orders for new customers.

Q:What standards do your products follow?

We produce coils according to ASTM A653, JIS G3302, EN 10346, and other international standards. Certificates like ISO, SGS, BV, CO, and Form E are available upon request.

Q:Can you provide sample coils or cut sheets?

Yes, we can provide free A4-sized samples or cut sheets for testing and evaluation. Shipping costs may apply depending on location.

Q:How do you ensure quality control?

Each batch undergoes strict quality inspection, including: Coating and thickness test, Tensile strength and elongation test, T-bend and impact test, Surface and spangle inspection. We also provide mill test certificates (MTC) for every order.