Black Structural Square Steel Pipe Cold Formed for Engineering Projects Q355b 40×40×3.0mm

Name: Black Structural Square Steel Pipe Cold Formed for Engineering Projects Q355b 40×40×3.0mm
Brand: Tianjin Lucky Steel Co, . Ltd
SKU: 2197191912

Tianjin, ChinaTianjin Lucky Steel Co, . Ltd

US$520.00

1 Ton

Sample price:US$520.00/piece.Request sample

Product profile

Customization

Available

Type

Welded

Technique

Hot Rolled

Model NO.

20X20-500X500mm

Material

Carbon Steel

Surface Treatment

Black

Usage

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

Section Shape

Square

Od

20X20-500X500mm

Length

5.8m/6m or Customization

Thickness

Customization

Steel Grade

Q235B / Q355b

Standard

ASTM/ En / GB/T

Application

Construction / Steel Structure/Others

Welding Type

High Frequency Welding

Tolerance

According to Applicable Standard

Packaging

Steel Strapping in Bundles

Transport Package

Steel Strip or PVC Package

Specification

Customized

Trademark

Origin

China

Key features

Customizable Dimensions: Available in sizes from 20x20mm to 500x500mm with custom length options.

Diverse Surface Finishes: Options include black, oiled, galvanized, and painted finishes for various environments.

Wide Material Range: Materials include S235JR, S355JR, ASTM A500, Q195, Q235, and Q355.

Strict Quality Control: 100% inspection for finished products with material test certificates available.

Flexible Custom Processing: Tailored solutions for cutting, welding, and surface treatments to meet project needs.

International Standards Compliance: Products meet ASTM, EN, JIS, BS, and GB/T standards for global export.

Competitive Pricing: Factory direct supply ensuring stable quality and cost-effective delivery.

Global Logistics Support: Efficient shipping from Tianjin Port with support for EXW, FOB, CIF, and other terms.

Company profile

Importers and ExportersExhibition ExperienceIn-stock CapacityQuality Assurance

Tianjin Lucky Steel Co, . Ltd

Tianjin, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 Year CertifiedNearest Port: Tianjin PortAverage Response Time: ≤0.88h

About Our Factory & Business Background

AddressB609, Haitaixinxi Guangchang, Huayuan District, Nankai Zone, Tianjin, China

Plant Area110 square meters

Number of Employees8

Registered Capital5,000,000 RMB

Terms of PaymentLC, T/T, D/P

International Commercial Terms(Incoterms)FOB, CIF, CFR

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month

Minimum Order Quantity1

Supply Chain Partners5

Our Production Capability & Technical Expertise

Main ProductsGalvanized Steel Pipe, Steel Tube, Angle Bar, Steel Sheet

QA/QC inspectors1 people

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

Inspection Method for Finished ProductsHave instruction but no written records

R&D Engineers1 people

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Year of Establishment2023-10-19

Main MarketsSouth America, Southeast Asia/ Mideast, Africa

Repeat Buyers Choice80%~100%

Number of Foreign Trading Staff4

Overseas Agent/BranchNo

New Products Launched in Last yearYes

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:What surface finishes are available for steel tube and pipe?

We supply black finish, hot dip galvanized and painted. Hot dip galvanizing improves anti-corrosion performance for outdoor and coastal environment. Others Custom surface treatment are also available.

Q:Can you cut to custom lengths? What is your length range?

Custom cutting is available. Standard lengths are 5.8m and 6m, short cut to length pieces are acceptable.

Q:What standards do your square rectangular tubes comply with? Can tolerances meet export requirements?

Products comply with BS1387,ASTM, EN. Tolerances on dimension, wall thickness and straightness are within standard limits. Widely used for steel frames, support structures and equipment bases.

Q:What product details do I need to provide for a quote?

To deliver an accurate and competitive quotation, please provide the following details: grade, OD, thickness, length,coating, and the quantity required.

Q:Is a quality inspection conducted before loading?

Yes,Material test certificate is available.And We fully support and accept third-party inspections