Is quality inspection performed before shipment?

Yes, 100% inspection including visual and function checks is conducted on all finished products.

Datang En10219 S355jr Square and Rectangular Steel Pipes

Name: Datang En10219 S355jr Square and Rectangular Steel Pipes
Brand: Cangzhou Datang Steel Pipe Co., Ltd.
SKU: 745451432

Hebei, ChinaCangzhou Datang Steel Pipe Co., Ltd.

US$580.00-620.00

1 Ton

Product profile

Customization

Available

Type

Square

Standard

AISI, ASTM, DIN, JIS, GB, BS

Model NO.

Outer Diameter: 20X20-600X600

Composition

C Si Mn S P

Technique

Welded

Shape

Square and Rectangular

Surface Treatment

Oiled

Special Use

High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel

Application

Construction

Inspection

SGS BV

Zinc Coating

30-275G/M2

Usage

Construction Structure

Technical

Hor Rolled Cold Rolled

Delivery Time

7-15 Days, 7-15 Days

Transport Package

Bundle

Specification

OD: 20X20-600X600 THK: 1mm-40mm

Trademark

datang

Origin

China

HS Code

73066100

Production Capacity

6600000ton/Year

Key features

Wide Standard Compliance: Meets AISI, ASTM, DIN, JIS, GB, and BS international standards.

Customizable Dimensions: Outer diameter ranges from 20mm to 600mm with wall thickness 1mm-40mm.

Flexible Delivery Time: Standard delivery within 7-15 days regardless of season.

Comprehensive Processing Services: Offers welding, punching, cutting, bending, and decoiling services.

OEM and ODM Support: Full customization available from samples, designs, or flexible requirements.

Diverse Material Options: Available in Q235, S235jr, A53, and S355jr steel grades.

Robust Zinc Coating: Zinc layer thickness ranges from 30g to 285g per square meter.

Strict Quality Inspection: 100% visual and function inspection with SGS and BV certification options.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceR&D CapabilitiesManagement Certification

Cangzhou Datang Steel Pipe Co., Ltd.

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 18 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤0.40h

AI-Powered supplier vetting

SummaryThe supplier provides 3D software design, OEM, ODM, and broad customization services, supported by 10 production lines and specialized fin-tube and machining equipment. It holds an ISO9001:2015 management-system certificate, has 18 years of export experience, and reports that 71%–90% of sales come from exports. However, its R&D scale is limited to one engineer, no new products were launched in the past year, and no SDK is available. Quality-control test equipment is reported as zero, and continuous quantity reconciliation is not performed for every batch. Overseas service infrastructure is limited: no overseas warehouse, showroom, agent, or branch is reported. Service procedures exist for corrective actions and customer complaints, but written records are absent.

Supplier typeThe supplier is a manufacturing-oriented exporter offering OEM and ODM services, with 10 production lines, self-operated import/export rights, 18 years of export experience, and 71%–90% export sales. Its listed equipment includes fin-tube machinery, cutting, turning, beveling, bending, cleaning, and painting facilities.

CertificationsThe supplier reports holding an ISO9001:2015 management-system certificate. This is explicit certification evidence, although no additional certifications are provided.

R&D capabilityThe supplier offers 3D software design, ODM, and product-improvement support, and maintains design input, output, review, verification, and validation documentation. However, it has only one R&D engineer, launched no new products in the past year, and has no available SDK, indicating limited demonstrated innovation output.

Customization capabilityThe supplier explicitly supports customization from samples and designs, full, minor, and flexible customization, as well as 3D software design, OEM, and ODM services. These statements provide direct evidence of broad customization capability.