What are your delivery terms?

We accept FOB, CFR, CIF, and EXW terms.

What materials and standards do you offer?

We offer Carbon Steel (Q195, Q235, Q355, etc.) complying with EN10219, EN10210, GB/T 6728, JIS G3466, and ASTM A500/A36.

What is the minimum order quantity?

The minimum order quantity is 5 tons for this product line.

China Black Annealed Square Steel Pipe Rectangular Low Carbon Hollow Section Tube

Name: China Black Annealed Square Steel Pipe Rectangular Low Carbon Hollow Section Tube
Brand: Shandong Hongyan Metal Material Co., Ltd.
SKU: 2029443932

Shandong, ChinaShandong Hongyan Metal Material Co., Ltd.

US$513.00

5-24 Tons

US$499.00

25-99 Tons

US$488.00

100-499 Tons

US$430.00

500+ Tons

Sample price:US$750.00/ton.Request sample

Product profile

Customization

Available

After-sales Service

Provided

Warranty

Provided

Model NO.

Q235b

Type

Welded

Technique

ERW

Material

Carbon Steel

Surface Treatment

Black

Usage

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

Section Shape

Square

Product Name

Square/Rectangular Pipe

Technology

Hot Rolled/Cold Rolled/ERW

Grade

Q195/Q215/Q235/Q345/#20/#45

Alloy or Not

Non-Alloy

Surface

Black Painted

Thickness

0.5-20mm

Size

10*10-600*600mm

Length

3-12m

Oiled or Non-Oiled

Non-Oiled

Color

Natural Color

Tolerance

MOQ

5tons

Package

Standard Seaworthy Package

Application

Construction Structure

Transport Package

Standard Seaworthy Package

Specification

10*10-600*600mm

Trademark

Origin

Shandong, China

Production Capacity

5000tons Per Month

Key features

Wide Size Range: Square pipes 10*10-600*600mm, Rectangular 20*40-300*500mm, Thickness 0.5-20mm.

Multiple Standards: Complies with EN10219, EN10210, GB/T 6728, JIS G3466, ASTM A500/A36.

Fast Delivery: 7-10 days for stock items, 10-25 days for non-stock items based on quantity.

Free Samples: Free 20cm high-quality samples provided; customers cover courier costs.

24/7 Support: Professional sales manager replies within 24 hours; online support 24/7.

Large Inventory: Annual spot reserve exceeds 100,000 tons ensuring timely delivery.

Flexible Customization: Customizable in size, thickness, grade, and surface treatment per requirements.

Secure Packaging: Standard seaworthy packing with anti-rust coating and plastic wrapping.

Company profile

Fast DeliveryQuality AssuranceProduct CertificationHigh Repeat Buyers Choice

Shandong Hongyan Metal Material Co., Ltd.

Shandong, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 4 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.47h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryShandong Hongyan Metal Material Co., Ltd. is a China-based trading company established in 2020, although the supplied records also identify the company as a factory and describe broad metal-product manufacturing activities. It offers extensive customization, but does not provide ODM, SDK, or OEM services for popular brands and reports no new products in the past year. The supplier states annual production capacity of approximately 200,000 tons and exports to multiple countries, with exports representing 90% of total sales. However, finished-product inspection is performed by packing staff, and documented supplier-service assessment and corrective-action procedures are absent. The supplier reports CE certification and regular fire drills, but lacks a factory environmental impact assessment report. In-stock capability, overseas warehouses, showrooms, and overseas agents or branches are not available. Customer locations and export experience are described, but named customer cases are not provided.

CertificationsThe supplier reports CE and other certification under sustainable development and product certification capability. The specific products, certificate validity, and scope of the CE certification are not provided.

After-Sales capabilityThe records show a maximum stated off-season lead time of within 15 workdays, but finished products are checked by packing staff. The supplier has no in-stock capability, overseas warehouse, overseas showroom, or overseas agent/branch, and has no written service-capability assessment or corrective/preventive-action procedures. These records do not establish a robust after-sales service system.

R&D capabilityThe supplier reports no new products during the past year, no ODM service, and no available SDK. Although it offers design-related customization, the explicit absence of new-product development and ODM/SDK support indicates limited demonstrated innovation capability.

Production capacityThe supplier’s stated scope includes multiple metal and machinery manufacturing activities, and its company description claims production capacity of approximately 200,000 tons per year. However, the records also classify it as a trading company and do not provide independent verification of facilities, equipment, or capacity utilization.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, and minor customization. This is consistent across both design-service records and demonstrates broad stated customization coverage, despite the absence of ODM service.