What is the minimum order quantity?

The minimum order quantity is 1.

What standards do the pipes meet?

The pipes meet standards such as ASTM A500 Gr.A/B/C, EN10219, and GB/T.

ASTM A500 Structure Steel Building Material Black Square Steel Pipe

Name: ASTM A500 Structure Steel Building Material Black Square Steel Pipe
Brand: Tianjin Youfa International Trade Co., Ltd.
SKU: 2079934005

Tianjin, ChinaTianjin Youfa International Trade Co., Ltd.

US$560.00

5 Tons

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Type

Welded

Technique

Hot Rolled

Model NO.

ASTM A500 shs

Material

Carbon Steel

Surface Treatment

Black

Usage

Machinery Industry, Construction & Decoration, 400X400mm Large Size Gr.B Black Square and Rectang

Section Shape

Square

Commodity

ASTM A500 Q235B Structure Material Black Square St

Size of Square

20X20--400X400mm

Size of Rectangular

20X40--400X600mm

Length

5.8/6m or Customized

Surface

Black or Oilded to Prevent The Rust

Producing Standard

ASTM A500 Gr.a/B/C

Steel Material

Q195, Q235, Q345

Producing Technique

Hot Rolled, Welded

Brand

Youfa

Pipes Usage

Construction, Building Structure

Transport Package

PVC Package

Specification

20x20--400x400mm

Trademark

Youfa

Origin

Tianjin, China

HS Code

73066100

Production Capacity

800000

Key features

Customizable Length: Available in 5.8m, 6m, or customized lengths based on client request.

Versatile Surface Options: Surface treatment includes Black or Oiled/Galvanized to prevent rust.

Wide Size Range: Square sizes 20x20 to 400x400mm; Rectangular sizes 20x40 to 400x600mm.

Multiple Material Grades: Available in Q195, Q235, Q345, and ASTM A500 Gr.A/B/C standards.

Flexible Wall Thickness: Wall thickness ranges from 1.3mm to 20mm for various applications.

OEM and ODM Services: Full customization available from samples, designs, or minor adjustments.

Fast Delivery: Standard delivery within 30 days or customized based on order requirements.

ISO 9001 Certified: Manufacturing process certified under ISO9001:2015 for quality assurance.

Company profile

Cooperated with Fortune 500Exhibition ExperienceRaw-Materials TraceabilityRaw Materials Reports

Tianjin Youfa International Trade Co., Ltd.

Tianjin, 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: 12 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤6.42h

AI-Powered supplier vetting

SummaryThe supplier is a limited company with 83 employees, an affiliated company, a valid import/export license, and stated OEM experience for well-known brands. It offers extensive customization and ODM services, reports new products within the past year, and provides substantial listed production capacity, including 657,000 tons of scaffolding and 50,000 tons of stainless steel pipe and fittings. Service procedures, corrective and preventive actions, and complaint-handling records are stated to exist. However, no valid manufacturing-capacity contract with the factory and related subcontractors is reported, and the supplier lacks overseas warehouses, showrooms, agents, or branches. Digitalization has started, but ERP integration and big-data use are absent. Evidence is insufficient for certifications and specific customer cases.

After-Sales capabilityThe supplier states that it has documented and followed procedures for service-capability assessment, corrective and preventive actions, and customer complaints. It offers in-stock service capacity and one-month stated lead times in both peak and off-season, but has no overseas warehouse, showroom, agent, or branch support.

R&D capabilityThe supplier reports new products within the past year, provides ODM services, and has broad R&D customization capabilities. It has started enterprise digital-process development, but lacks an available SDK, ERP integration, and big-data capability, indicating innovation activity with incomplete digital infrastructure.

Production capacityReported annual capacities include 657,000 tons of scaffolding and 50,000 tons of stainless steel pipe and fittings, alongside several steel-pipe categories. The supplier also reports inventory capability and a one-month lead time, but states that no valid manufacturing-capacity contract exists with its factory and related subcontractors.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also states that it provides ODM services. This is direct evidence of broad customization support.