What is the warranty period for this product?

We provide a 2-year warranty covering mechanical defects.

What are the available shipping methods?

We offer shipping by sea (bulk or container), air (UPS/DHL/FEDEX), and truck as requested.

What materials are available for the square and rectangular tubes?

Materials include ASTM 106, SS400, St37, St52, S235JR, Q195, Q235, Q345, and ASTM A36.

Fast Delivery Carbon Steel Square Tube Rectangular Tube for Structural Support and Framing

Name: Fast Delivery Carbon Steel Square Tube Rectangular Tube for Structural Support and Framing
Brand: Shanghai Changzeng Metal Co., Ltd.
SKU: 2215480915

Shanghai, ChinaShanghai Changzeng Metal Co., Ltd.

US$498.00-558.00

1 Ton

Sample price:US$458.00/ton.Request sample

Product profile

After-sales Service

Support

Warranty

2 Years

Additional Service

Cutting, Drilling

Model NO.

Q235b

Product Name

Z Channel Purlin

After-Sale Service

Solve Any Problems for Clients

Company Years

12 Years

Shipping Service

Cheaper and Realiable

Delivery Time

7 Days

Quality Control

as Request

Place of Origin

Shanghai, China

MOQ

1ton

Package

Standard Seaworth Packing

Usage

Construction Structure

Payment Term

30%Tt Advance + 70% Balance

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

Extensive Size Range: Available from 20*20*1.0mm to 500*500*217mm with various thickness options.

Customization Services: Supports cutting, bending, punching, galvanizing, and color painting based on requirements.

Fast Delivery: Lead time 3-15 working days with large stock availability for quick shipment.

Multiple Material Options: Includes ASTM 106, SS400, Q235, Q345, and other standard steel grades.

Third-Party Inspection: Available inspection services from ISO, SGS, BV, and other certified agencies.

Global Certification: Certified by ABS, SGS, ISO, and CE for international structural applications.

Flexible Payment Terms: Accepts T/T, L/C, and PayPal with 30% advance and 70% balance structure.

Comprehensive After-Sales: 2-year warranty with support to solve any client problems.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceFast DeliveryLow MOQ

Shanghai Changzeng Metal Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 19 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤2.57h CertifiedTerms of Payment: LC, T/T, PayPal

About Our Factory & Business Background

AddressMeilan Lake, Baoshan District, Shanghai, China

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity1 Ton

Supply Chain Partners20

Our Production Capability & Technical Expertise

Main ProductsSteel Structure, Square Tube, Galvanized Steel Sheet Coil, Cold Rolled Steel Sheet Coil, Stainless Steel Sheet, Steel Channel, Steel H Beam, Angle Steel, Seamless Pipe, Round Tube

QA/QC inspectors1 people

Inspection Type for Finished Products100% inspection(Function inspection & Visual inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers1 people

Traceability of Raw MaterialsYes

Own BrandYes