How long is the delivery time?

The average lead time is within 15 workdays regardless of the season.

Do you offer OEM and ODM services?

Yes, both OEM and ODM services are available.

What standards do your pipes meet?

Our pipes comply with ASTM A500, JIS G3466, EN10210, and GB/T6728-2002 standards.

Welded Steel Pipes Square Tubes

Name: Square/Rectangle Seamless/Welded Steel Pipes Square Tubes
Brand: Qingdao Ironsteel International Trading Co., Ltd.
SKU: 764831535

Shandong, ChinaQingdao Ironsteel International Trading Co., Ltd.

US$5,500.00

5-24 Tons

US$540.00

25-49 Tons

US$530.00

50+ Tons

Product profile

Customization

Available

Type

Seamless/Welded

Technique

Cold Drawn, ERW

Model NO.

square pipe

Material

Carbon Steel, Alloy Steel,

Surface Treatment

Bare Pipe, Black Pipe

Usage

Construction & Decoration, Special Purpose

Section Shape

Square, Rectangle

Length

6meters, 9meters, 12meters

Surface

Black Painting, Bare Pipe

Size

20mm~600mm

Thickness

2mm~20mm

Transport Package

Standard Seaworthy Packing

Specification

ASTM, JIS, DIN

Origin

China

HS Code

73066100

Production Capacity

2000tons Per Month

Key features

Wide Size Range: Square tubes from 16x16mm to 1000x1000mm; Rectangle tubes up to 900x900mm.

Multiple Material Options: Available in Carbon Steel and Alloy Steel grades including Q195, Q235, Q345B.

Seamless and Welded Types: Offers both seamless and welded pipes produced via Cold Drawn and ERW techniques.

Flexible Customization: Full customization available for length, surface, size, and thickness based on samples or designs.

Comprehensive Standards: Meets ASTM A500, JIS G3466, EN10210, and GB/T6728-2002 standards.

Diverse Surface Treatments: Options include bare pipe and black painting to suit various application needs.

Fast Lead Time: Average lead time within 15 workdays for both peak and off-peak seasons.

ISO9001 Certified: Manufacturing process certified under ISO9001:2015 management system.

Company profile

Importers and ExportersYears of Export ExperienceManagement CertificationHigh Repeat Buyers Choice

Qingdao Ironsteel International Trading 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: 20 years CertifiedNearest Port: Qingdao Port, Tianjin PortAverage Response Time: ≤4.19h

AI-Powered supplier vetting

SummaryThe supplier is a professional technique supplier with strong customization capabilities and OEM/ODM services. However, it lacks overseas showrooms, the ability to participate in trade shows, and SDK availability. The supplier holds an ISO9001:2015 certification, but does not have a factory environmental impact assessment report. Financial data from recent years is available, although specific financial performance is not disclosed. The company has written procedures for service capability but lacks documented records for corrective actions and quality assurance.

Supplier typeThe supplier is classified as a professional technique supplier with capabilities in both OEM and ODM services.

CertificationsThe supplier can provide certifications such as API, ISO, IBR, SGS and holds an ISO9001:2015 certificate.

R&D capabilityThe supplier did not launch new products last year and lacks SDK availability.

Customization capabilityThe supplier offers a wide range of customization services including full and flexible customization.