Can I have a free sample?

Yes, a sample in small size is provided for free of charge, but the client shall bear delivery fee.

What is lead time and delivery time?

We will arrange production immediately upon the receipt of advance payment and shop to you after the payment of balance.

China High Quality S390gd+Zm Mild Carbon Steel Rectangular/Square Pipes

Name: China High Quality S390gd+Zm Mild Carbon Steel Rectangular/Square Pipes
Brand: Shandong Desheng Supply Chain Management Co., Ltd.
SKU: 2170956335

Shandong, ChinaShandong Desheng Supply Chain Management Co., Ltd.

US$585.00

10-19 Tons

US$560.00

20-29 Tons

US$535.00

30+ Tons

Sample price:US$200.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

24 Hours 7 Days

Warranty

10 Years

Model NO.

Rectangular Pipe

Type

Welded

Technique

Cold Rolled

Material

Carbon Steel

Surface Treatment

Galvanized

Usage

Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose

Section Shape

Square

Packing

Bundle

Processing

Galvanized

Standard

ASTM/AISI/GB/JIS/DIN/En

Weight

10 Tons, as Required

Width

50mm or as Required

Loading Port

Qingdao, Yantai, Shanghai, etc

Zinc Coating

Z30-Z40 or as Your Requirement

Payment

508mm30%T/T Advance + 70% Balance

Pipe Shape

Square

Pipe Usage

Mechanical & Manufacture, Steel Structure

MOQ

5 Ton

Price Term

CIF CFR Fob EXW

Surface

Galvanized

Steel Shape

Square/Rectangular

Delivery Time

15-20 Days

Transport Package

Standard Sea Freight

Specification

50*50mm

Trademark

Desheng

Origin

China

HS Code

72107010

Production Capacity

2000 Tons Per Month

Key features

30-Year Rust Protection: Hot-dipped galvanized process provides rust-free protection for up to 30 years.

10-Year Warranty: Comprehensive 10-year warranty coverage for mechanical defects and durability.

Customizable Dimensions: Available in various sizes with customer customization options for length and width.

Wide Material Range: Offers Q235, Q355, S235JRH, S275J2H, S355J2H, and other steel grades.

Multiple Standards Compliance: Meets ASTM, DIN, GB, JIS, and other international standards for global use.

Fast Delivery: Production and delivery arranged within 15-20 days after deposit receipt.

ISO 9001 Certified: Certified professional supplier with ISO 9001:2015 quality management system.

Flexible Payment Terms: Accepts T/T (30% advance, 70% balance) and L/C for secure transactions.

Company profile

Shandong Desheng Supply Chain Management Co., Ltd.

Shandong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 5 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤9.77h

AI-Powered supplier vetting

SummaryThe supplier operates in mechanical and electrical equipment, electronic components, photovoltaic equipment, charging stations, distribution switchgear, batteries, battery parts, and recycling. It demonstrates broad customization, OEM and ODM capabilities, but has only one R&D engineer and launched no new products in the past year. ISO9001:2015 certification is reported. Service controls include written procedures, records, approved-supplier management, and corrective/preventive actions, while complaint handling is documented. However, the supplier reports no inventory, overseas warehouse, showroom, agent, or branch service capability; quality assurance and traceability statuses are unknown, and quality-control testing equipment is reported as zero. Financial records are referenced for 2021–2023, but the provided data does not establish financial strength. Peak-season fulfillment is within 15 workdays, and export sales account for 71%–90% of total sales. Customer evidence includes OEM service for known...

Supplier typeThe supplier is a diversified mechanical, electrical, electronic, photovoltaic, charging-station, switchgear, battery, battery-parts, and recycling business. It also provides OEM and ODM services and supports multiple forms of product customization, indicating a manufacturer/service-oriented supplier rather than a narrowly focused trading profile.

CertificationsISO9001:2015 certification is explicitly reported in both the sustainable-development and management-system records. This supports an advantage in formal quality-management certification, although the actual status of several quality-control practices remains unknown.

After-Sales capabilityThe supplier has documented complaint-handling procedures and records, supplier-service assessment procedures, an approved supplier list, and corrective/preventive-action procedures. However, it reports no inventory, overseas warehouse, overseas showroom, overseas agent, or branch capability, so its overseas after-sales infrastructure is limited.

R&D capabilityThe supplier has one R&D engineer and offers ODM and design-related services, but it launched no new products in the past year and has no available SDK. The combination supports customization-oriented development but provides explicit evidence of weak recent product innovation.

Production capacityThe supplier covers a broad range of equipment and battery-related products, claims well-equipped facilities and quality control throughout production stages, and reports peak-season order fulfillment within 15 workdays. However, it explicitly has no in-stock capacity, so inventory-based production readiness is limited.

Customization capabilityThe supplier explicitly provides customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also offers ODM services, directly supporting a strong customization capability.

Client casesThe supplier reports OEM service for known brands, customers in over 40 countries, and export sales of 71%–90% of total sales. However, it reports no cooperation with Fortune 500 companies, and no specific customer names or verifiable case details are provided.

Product Q&A

Q:Who are we?

We are a GB/T 19001-2016/ISO 9001:2015 certified professional total solution provider and supplier of steel products.

Q:What can we supply?

We provide one-stop steel sales and professional steel supply chain management. Our main products include steel coil, steel plate, steel profile, steel pipe, steel structure and wind power tower barrel.

Q:What do we specialize in?

We specialize in providing medium and heavy plates including shipbuilding board, High strength steel plate, weathering resistant steel, corrosion resistant steel plate, abrasion resistant steel plate, boiler and pressure vessel steel plate, high-rise building steel structure and wind power tower barrel.

Q:Who are our cooperative factories?

As a steel company that has been in this line of business for many years, we have established profound and firm relationships with major large China's steel manufacturers including Shandong Steel, AN STEEL, Baogang Steel, Rizhao Steel and Nanjing Steel and gained great reputations from domestic and overseas clients.

Q:What is our payment term?

30% T/T advance and 70% T/T balance before delivery.