How do you ensure product quality?

All products undergo strict quality testing before packaging. Customers can also appoint third parties like SGS or BV for inspection before loading.

What is the minimum order quantity (MOQ)?

The standard MOQ is 25 tons in one 20FT FCL, though some sources indicate a minimum of 10 tons.

Which ports do you ship from?

We typically ship from Shanghai, Tianjin, Qingdao, and Ningbo ports, but other ports can be specified based on your needs.

Dx51d G350 Prepainted Galvanized Color Coating PPGI Steel Coil Building Construction Material

Name: Dx51d G350 Prepainted Galvanized Color Coating PPGI Steel Coil Building Construction Material
Brand: QINGDAO ASIA SINO STEEL CO., LTD
SKU: 1990298521

Shandong, ChinaQINGDAO ASIA SINO STEEL CO., LTD

US$400.00-600.00

25 Tons

Sample price:US$0.00/piece.Request sample

Product profile

After-sales Service

24*7*365 Service

Warranty

8-15 Years

Standard

ASTM, JIS, GB, AISI, DIN, BS

Model NO.

Color Coating PPGI Steel Coil

Certification

ISO, RoHS, IBR, 9001-2008,SGS,CE,BV

Surface Treatment

Galvanized

Technique

Hot Rolled, Cold Rolled

Application

Construcion/Building /Industry

Edge

Mill

Stock

Material

SGCC,S350gd+Z,S550gd+Z,Dx51d,Dx52D,Dx53D

Thickness

0.16-1.2mm

Width

600-1250mm

Tolerance

+/-0.02mm

Zinc Coating

60-275G/M2

Coil ID

508-610mm

Coil Weight

3-8 Tons

Spangle

Regular, Minimal, Zero, Big

MOQ

25 Tons(in One 20FT FCL)

Delivery

15-20 Days

Monthly Output

10000 Tons

Transport Package

Seaworthy Package

Specification

Steel

Trademark

AS Group

Origin

China

HS Code

7210490000

Key features

Extended Service Life: Service life is 1.5 times longer than Galvalume Coil due to painting film protection.

Customizable Specifications: Custom thickness (0.16-1.2mm), width (600-1250mm), and zinc coating (60-275G/M2).

High Production Capacity: Annual production capability reaches 600,000 tons including various steel coils.

Comprehensive Certifications: ISO 9001, RoHS, IBR, SGS, CE, BV certified with strict third-party inspections.

Superior Corrosion Resistance: Resistant to acid rain, UV rays, humid heat, and low temperatures for durability.

Professional After-Sales Support: 24/7/365 service with 8-15 years warranty coverage for peace of mind.

Flexible Customization: Supports full customization including material, design, and packaging requirements.

Global Export Experience: Over 10 years export experience with trusted reputation in South America and Africa.

Company profile

Importers and ExportersQuality AssuranceHigh Repeat Buyers ChoiceFull Customization

QINGDAO ASIA SINO STEEL CO., LTD

Shandong, China

Business Type: Manufacturer/Factory CertifiedCustomization Options: Full Customization, Flexible customization, etc. CertifiedExport Year: 6 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.54h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryQINGDAO ASIA SINO STEEL CO., LTD. is identified as a trading company and limited company focused on steel coil, steel sheet, and roofing sheet products. The supplier has four employees, no stated affiliated company, and reports no overseas warehouse, showroom, agent, branch, or in-stock service capability. Its R&D profile is limited: no new products were reported in the past year, no SDK or ODM service is available, and it does not provide OEM for well-known brands, although flexible, minor, and full customization are listed. Financial data for the stated periods is recorded as zero, but the submitted information does not establish the reason or independently verify the figures. An SGS audit is listed with validity from November 5, 2025 to November 4, 2026, while the audit result is recorded as 0 without an explanatory interpretation. No customer cases or documented service-assessment procedures are provided.

Supplier typeThe supplier is identified as a limited company and trading company, with a business scope covering wholesale and import/export of steel and other products. Its offered products are steel coil, steel sheet, and roofing sheet, and it is not stated to belong to a larger company group.

After-Sales capabilityThe supplier explicitly reports no in-stock service capability, overseas warehouse, overseas showroom, overseas agent or branch, and no prior offline trade-show participation. It accepts multiple quotation and payment terms and lists a one-month off-season lead time, but no written service-assessment procedures or complete approved-supplier records are provided.

Financial creditThe provided financial records show zero operating revenue, operating cost, gross profit, and operating profit for 2024, with zero operating revenue also recorded for the prior two-year period. These stated figures provide no positive evidence of operating financial performance, although the data does not explain its basis or verify the supplier’s overall solvency.

R&D capabilityThe supplier reports no new products during the past year and has no available SDK or ODM service. Its stated ability to offer customization does not demonstrate product innovation or ongoing R&D output.

Customization capabilityThe supplier explicitly lists flexible customization, minor customization, and full customization as available design services. This is direct evidence of stated customization capability, although no examples, technical limits, or completed projects are provided.