Does the product have quality inspection before loading?

Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed.

How to pack the products?

The inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet. It caneffectively protect products from corrosion during ocean transportation.

What is the minimum order quantity?

The minimum order quantity is 1000 kg.

ASTM Color Coated Galvanized Steel Plate for Roofing

Name: ASTM Color Coated Galvanized Steel Plate for Roofing
Brand: Shandong Tongmao Special Steel Co., Ltd.
SKU: 2153555542

Shandong, ChinaShandong Tongmao Special Steel Co., Ltd.

US$600.00-950.00

1 Ton

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

Z60

Type

Steel Plate

Standard

ASTM, AISI, GB, JIS, DIN

Certification

ISO, RoHS, IBR

Surface Treatment

Galvanized

Technique

Hot Rolled

Application

Ship Plate, Container Plate

Special Use

Cutting Tools, Measuring Tools, High-strength Steel Plate, Wear Resistant Steel

Stock

Wt

1000-1500mm or Customer Production

Length

2000-6000mm or Customer Production

Torance

Thickness

1-12mm

Transport Package

Standard Wooden Export Packing

Specification

galvanized steel

Trademark

tongmao

Origin

China

Production Capacity

50ton/Month

Key features

Customizable Dimensions: Width 600-1500mm, Length 2000-6000mm, Thickness 1-12mm, and Weight 1000-1500mm available.

Wide Material Range: Includes DX51D-DX54D, S220GD-S550GD, SGCC/SGHC, and various SQ CR series grades.

Multiple Coating Options: Hot Dipped (HDGI) or Electro-Galvanized (EGI) with zinc coating 20-275g/m2.

Surface Treatment Variety: Options include Passivation, Oiling, Lacquer sealing, Phosphating, and Normal/Minimized/Spangle-free finishes.

Fast Delivery Cycle: Delivery within 5-10 days after payment, or 7-15 days generally.

Strict Quality Control: Products tested by SGS, ISO certified, and strictly inspected before packaging.

OEM/ODM Support: Supports customization from designs and customer-specific requirements.

Flexible Payment Terms: Supports L/C, T/T, Western Union, and MoneyGram.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceManagement Certification

Shandong Tongmao Special Steel Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs CertifiedExport Year: 10 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤6.12h

AI-Powered supplier vetting

SummaryThe supplier is a limited-company trading company with eight employees and a product scope covering copper, aluminum, steel, brass, and stainless-steel products. It has self-operated import/export rights, eight years of export experience, and exports account for 71%–90% of total sales. Production information states annual capacity of 500,000 tons for steel pipe and 10,000 tons for copper pipe, with peak- and off-season lead times both within 15 working days. However, the supplier reports no overseas showrooms, agents, branches, or offline trade-show participation, and has no written complaint-handling, corrective-action, or supplier-service assessment procedures. Quality controls include quality assurance, but finished products are randomly inspected and checked by packing staff, with one quality inspector and no raw-material traceability. Innovation and formal R&D capabilities are limited: no new products were launched in the previous year, and no 3D design, ODM, SDK, or popular-brand OEM services are...

After-Sales capabilityThe supplier has no overseas showroom, overseas agent or branch, or offline trade-show participation. It also has no written corrective-and-preventive-action procedures, complaint-handling procedures, or effective supplier-service assessment records, although it accepts multiple quotation and payment terms and reports lead times within 15 working days.

R&D capabilityThe supplier reports no new products in the previous year and does not provide 3D software design, ODM, SDK, or popular-brand OEM services. Its stated R&D-related service is customization from samples, indicating limited innovation capability rather than a documented product-development program.

Production capacityThe supplier provides stated annual productivity of 500,000 tons for steel pipe and 10,000 tons for copper pipe, with peak- and off-season lead times both within 15 working days. It has export experience of eight years, self-operated import/export rights, and export sales of 71%–90%; however, quality inspection is limited to random inspection, packing-staff checks, one inspector, and no raw-material traceability.

Customization capabilityCustomization from samples is explicitly available in both the R&D/design-related and product-capability information. No broader 3D, ODM, SDK, or formal product-development capability is stated, so the confirmed capability is sample-based customization.