What steel grades are available?

We offer 301, 302, 304, 310, 309, and other high-strength steel grades.

Is there quality inspection before shipment?

Yes, 100% inspection including visual and functional checks is performed on finished products.

Cold Rolled Building Steel Coil

Name: Cold Rolled Building Steel Coil
Brand: Shanghai Changzeng Metal Co., Ltd.
SKU: 840793615

Shanghai, ChinaShanghai Changzeng Metal Co., Ltd.

US$620.00

1-49 Tons

US$585.00

50-99 Tons

US$550.00

100+ Tons

Product profile

Customization

Available

Type

Steel Plate

Standard

ASTM, AISI, GB

Certification

ISO

Surface Treatment

Galvanized

Technique

Cold Rolled

Application

Ship Plate, Boiler Plate, Container Plate

Special Use

High-strength Steel Plate

Stock

Place of Origin

Shanghai, China (Mainland)

Length

Free Cut

Modle No.

301, 302, 304, 310, 309...

Width

1000, 1250

Tolerance

+/-0.01mm

MOQ

1ton

Delivery

10days After Received Deposit

Payment

T/T, L/C

Thickness

0.12mm to 2.0mm

Transport Package

1. Big Od/ Bulk Small Od: Packed by Steel Strip

Specification

GB, ASTM, AISI

Trademark

Origin

Shanghai

Production Capacity

5000 Tons/ Month, 15000 Tons/ Season

Key features

Wide Thickness Range: Available thickness from 0.12mm to 2.0mm for diverse applications.

Multiple Steel Grades: Includes 301, 302, 304, 310, 309 and other high-strength steel options.

Fast Delivery: Delivery within 10 days after receiving the deposit.

High Tolerance Precision: Strict tolerance control of +/-0.01mm for quality assurance.

Flexible Customization: Supports free cut lengths and custom widths like 1000mm or 1250mm.

Certified Quality: Products certified under ISO, ASTM, AISI, and GB standards.

100% Inspection: Every finished product undergoes visual and functional inspection.

Low MOQ: Minimum order quantity is only 1 ton for easy procurement.

Company profile

Years of Export ExperienceHigh Repeat Buyers ChoiceIn-stock CapacityQuality Assurance

Shanghai Changzeng Metal Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2016-01-13Nearest Port: Shanghai Port, Tianjin Port, Qingdao PortAverage Response Time: ≤3.15hTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryThe supplier is a Shanghai-based trading company that also identifies as a manufacturer/factory, with 19 years of export experience and 90% of sales from exports. It offers broad customization from samples, designs, and full-custom requirements, and reports standardized finished-product inspection instructions and quality assurance. However, the available information shows no new products in the past year, no ODM, SDK, overseas agents, overseas warehouse, showroom, or offline trade-show participation. Corrective/preventive action and complaint-handling procedures are undocumented, while supplier-service assessment procedures and approved supplier records are absent. Financial operating figures provided are zero, but their interpretation is not independently verifiable from the slices. Customer cases and certifications are not provided.

Supplier typeThe supplier is described as a trading company in Shanghai and is also identified as a Trading Company, Manufacturer/Factory. This indicates a mixed trading and manufacturing business classification, but the slices do not establish the scale or scope of its own production facilities.

After-Sales capabilityThe supplier reports in-stock service capacity and lead times within 15 working days in both peak and off-seasons. However, it has no overseas warehouse, overseas showroom, overseas agents or branches, and no written procedures or records for complaint handling or corrective and preventive actions, limiting evidence of a structured after-sales system.

Financial creditThe provided financial fields report zero operating revenue, profit, margins, current ratios, and cash outflows for the stated periods, while the supplier is listed as a limited company with registered capital information. These reported operating indicators provide explicit evidence of weak financial performance, although the slices do not explain the data quality or accounting context.

R&D capabilityThe supplier reports no new products in the past year, no ODM service, and no available SDK. These statements directly indicate limited demonstrated recent product-development and technical innovation capability.

Production capacityThe supplier is classified as both a trading company and manufacturer/factory, has in-stock capacity, and reports standardized instructions for finished-product inspection and quality assurance. Nevertheless, outsourcing procedures and manufacturing-capacity contract status are unknown, and only one quality assurance/quality control inspector is reported, so production depth cannot be fully confirmed.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization in both design-service and R&D-related descriptions. This is direct evidence of broad customization coverage, although it does not quantify engineering resources or production limits.