Are your products certified?

Yes, our products comply with ASTM A53, A500, A252, A795, BS1387-85, GB/T3091, and ISO R65 standards.

What is the warranty period for these pipes?

We provide a 1-year warranty for our structural steel pipes, ensuring quality and reliability for your projects.

Do you offer OEM or ODM services?

Yes, we provide both OEM and ODM services, allowing you to customize products according to your specific requirements.

1/2-6 Inch Sch 40 Hollow Section Black Structural Steel Pipe

Name: 1/2-6 Inch Sch 40 Hollow Section Black Structural Steel Pipe
Brand: Tianjin RuiTong Iron & Steel Co., LTD.
SKU: 1934138152

Tianjin, ChinaTianjin RuiTong Iron & Steel Co., LTD.

US$500.00-650.00

1 Ton

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

3month

Warranty

1year

Model NO.

10*10-400*400

Type

Welded

Technique

ERW

Material

Carbon Steel

Surface Treatment

Galvanized

Usage

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

Section Shape

Square

Standard

ASTM A53,A500,A252,A795,BS1387-85,GB/T3091,ISO R65

End of Pipe

Plain/Be/Thread/Groove

W.T

1.0-17mm

Payment

at Sight L/C,30% T/T

Certificate

ISO9001

Tolerance

+-1-5%

Section

Round

Length

5.8-6m as Usual

Main Use

Scaffolding Pipe, Structure Pipe, Fence/Door Pipe,

Alloy or Not

Non-Alloy

Grade

a,B,Grade 250,Grade 350

Trade Term

Fob/CFR/CIF

Surface

Oil, Black, Varnish, Hot Dipped Galvanized,Pre Ga

Transport Package

with Plastic Tarpaulin

Specification

10*10-40*40mm

Trademark

RUITONG

Origin

Tianjin of China

HS Code

73066100

Production Capacity

500000

Key features

Wide Application Range: Suitable for pipeline transport, boiler, hydraulic, oil/gas drilling, construction, and machinery industries.

Multiple Surface Treatments: Available in black, oil, varnish, and hot-dipped galvanized finishes to meet diverse environmental needs.

Flexible Customization: Supports full customization from samples or designs, including wall thickness, end types, and standard grades.

Strict Quality Control: 10 QA/QC inspectors perform random visual and functional inspections on finished products.

Established Manufacturer: Factory established in 2003 with 90,000 sqm plant area and 122 employees ensuring stable production.

Fast Lead Time: Average lead time within 15 workdays during off-season, ensuring timely delivery for urgent orders.

Multiple Payment Options: Accepts LC, T/T, D/P, PayPal, and Western Union, offering flexible financial terms for buyers.

Certified Standards: Complies with ASTM A53, A500, A252, A795, BS1387-85, GB/T3091, and ISO R65 standards.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Tianjin RuiTong Iron & Steel 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: 16 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤24h

AI-Powered supplier vetting

SummaryThe supplier is a combined company involved in metal material manufacturing and export, with a strong R&D capability demonstrated by consistent new product development and ODM service offerings. They have 16 years of export experience and provide OEM services for well-known brands. Despite lacking overseas warehouses and showrooms, they maintain a clear procedure for quality control and customer complaint handling. Their financial records are up to date, but they do not engage in sustainable development practices and have no overseas agents or participation in offline trade shows.

After-Sales capabilityThe supplier has a clear procedure and records for handling customer complaints and corrective actions.

Financial creditThe supplier's financial capacity data is current up to 2023, suggesting up-to-date bookkeeping.

R&D capabilityThe supplier demonstrates innovation capability with new product development in the past year and offers ODM services.

Customization capabilityThe supplier offers a range of customization services from samples and designs to full customization.