Do you provide surface treatment options?

Yes, we offer painted, galvanized, and oiled finishes in various colors like yellow, orange, red, black, and green.

What certifications does the company hold?

We hold API 5L/5CT, ISO9001, ISO14001, EN10219, FPC, UL, and FM quality system certifications.

What is the maximum wall thickness?

The wall thickness ranges from 0.5mm to 20.0mm depending on the tube size.

ASTM A36 Rhs Shs Chs Square Rectangular Black Iron Steel Profiles

Name: ASTM A36 Rhs Shs Chs Square Rectangular Black Iron Steel Profiles
Brand: Tianjin Youfa International Trade Co., Ltd.
SKU: 1965653415

Tianjin, ChinaTianjin Youfa International Trade Co., Ltd.

US$650.00-950.00

1 Ton

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Type

Welded

Technique

Cold Rolled

Material

Carbon Steel

Surface Treatment

Painted/Galvanized

Usage

Machinery Industry, Construction & Decoration

Section Shape

Square/Rectangular

Commodity

Black Steel Tube Profiles

Square Tube

10X10mm-500X500mm

Rectangular Tube

10X20mm-400X600mm

Wall Thickness

0.5mm-20.0mm

Length

6.0m, 5.8m, 1-12.0m

Steel Grade

S235jr/S355;ASTM A500;Stk400/Stk500

Painted Color

Yellow, Orange, Red, Black, Green

Business Type

Manufacturer & Exporter

Transport Package

in Bundle by Steel Strip

Trademark

Youfa

Origin

China

HS Code

7306610000

Production Capacity

10000000 Metric Ton

Key features

Global Top Manufacturer: China Top 500 Enterprise and world's largest welded steel pipe manufacturer with 13 consecutive years of sales leadership.

Comprehensive Customization: Offers full customization, minor customization, and flexible options based on samples or designs.

Wide Size Range: Square tubes 10x10mm to 500x500mm; Rectangular tubes 10x20mm to 400x600mm with wall thickness 0.5mm-20mm.

Multiple Steel Grades: Available in ASTM A500, A36, EN10219, S235JR, S355, Q195, Q235, Q345, and other international standards.

Versatile Surface Treatment: Options include painted (Yellow, Orange, Red, Black, Green), galvanized, and oiled finishes for rust prevention.

Fast Delivery: Standard delivery within 20 days, with flexible lead times available for peak and off-peak seasons.

Strict Quality Control: Holds API 5L/5CT, ISO9001, ISO14001, EN10219, FPC, UL, and FM certifications with rigorous inspection.

Flexible Payment Terms: Accepts T/T, L/C at sight, D/P, and various Incoterms including FOB, CIF, CFR, EXW, and DDP.

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: ≤6.67h

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.

Product Q&A

Q:What is the minimum order quantity?

The minimum order quantity is 1 unit.

Q:Can the product size be customized?

Yes, we offer full customization, minor customization, and flexible options based on your samples or designs.

Q:What are the available steel grades?

We supply ASTM A500, A36, EN10219, S235JR, S355, Q195, Q235, Q345, and other standard grades.

Q:What is the delivery time?

Standard delivery is within 20 days, or as per your specific request.

Q:What payment terms do you accept?

We accept T/T, L/C at sight, and D/P.

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