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.

ASTM A653 Passivated Extra Smooth Industrial Warehouse Galvanized Roofing Steel

Name: ASTM A653 Passivated Extra Smooth Industrial Warehouse Galvanized Roofing Steel
Brand: Qingdao Witop Steel Co., Ltd
SKU: 2181528222

Shandong, ChinaQingdao Witop Steel Co., Ltd

US$620.00

25-49 Tons

US$580.00

50-99 Tons

US$560.00

100+ Tons

Sample price:US$35.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

Yes

Model NO.

Galvanized Roofing Sheet

Type

Steel Plate

Standard

ASTM, GB, JIS, DIN, BS

Certification

ISO, Pvoc

Surface Treatment

Galvanized

Technique

Cold Rolled

Special Use

High-strength Steel Plate

Stock

Substrate

Galvanized Steel Coil or Galvalume Steel Coil

Grade

CGCC,Sgch,G350,G450,G550,Dx51d,Dx52D,Dx53D

Thickness

0.11-1.0mm

Width

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

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

Painted Coating Types

Top Paint:PVDF,HDP,SMP,PE,PU Primer Paint:Polyuret

Painted Brand

Akoznobel, Nippon, Kcc

Painting Film

Top: 10-30 μm Back: 5-30μm

Surface Treatment Type

PVC Film, Wrinkle/Matt, Parttern, Embossed etc

Usage

Roofing, Wall Cladding, Structural Steel, Pre-Pain

Package

Standard Seaworthy Exporting Packing

Inkjet Printing

Yes

OEM Services

Yes

Transport Package

Standard Seaworthy Exporting Packing

Specification

Prepainted Roofing

Trademark

Witop

Origin

Shandong, China

HS Code

72107010

Production Capacity

70000 Tons/Year

Key features

Zero Spangle Option: Available in Zero, Small, Regular, and Big Spangle models for various surface aesthetics.

Wide Grade Selection: Offers Commercial, Deep Drawn, and Structural grades including DX51D, DX52D, S280GD, and S550GD.

Customizable Hardness: Available in Soft, Semi Hard, and Full Hard conditions to meet specific forming requirements.

Flexible Thickness Range: Thickness options from 0.11mm to 4.00mm and widths up to 1800mm for diverse applications.

Diverse Coating Types: Zinc coating from Z30 to Z400g/m2, plus Galvalume and Aluzinc options for enhanced corrosion resistance.

OEM Services Available: Supports custom packaging, branding, and specific product requirements for global buyers.

ISO Certified Quality: Manufacturing adheres to ISO9001 and ISO14001 standards with strict batch quality inspections.

Fast Delivery Time: Standard lead time of 15-25 days after deposit, with urgent orders prioritized.

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: ≤2.84hTerms 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, and surface and spangle inspection. We also provide mill test certificates (MTC) for every order.