What is the minimum order quantity (MOQ)?

The minimum order quantity is 10 Tons.

What after-sales service is provided?

We provide contact with suppliers at any time via email or telephone and welcome customer suggestions for price and products.

What are the common applications for these tubes?

They are widely used in furniture, interior decoration, fluid pipelines, petroleum and natural gas industry, drilling, and construction.

Hot Sale Q235 Hot Rolled Black Square and Rectangular Tubes

Name: Hot Sale Q235 Hot Rolled Black Square and Rectangular Tubes
Brand: Tianjin Hongxin International Trade Co., Ltd.
SKU: 1974637752

Tianjin, ChinaTianjin Hongxin International Trade Co., Ltd.

US$700.00-850.00

10 Tons

Sample price:US$1.00/piece.Request sample

Product profile

After-sales Service

Contact Suppliers at Any Time

Type

Welded

Technique

ERW

Model NO.

Black Annealing Steel Pipe

Material

Carbon Steel

Surface Treatment

Oiled

Usage

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

Section Shape

Square

Color

Black

Base Steel

Q195-Q345

Shape

Square, Rectangle,

Technics

ERW,Hot Rolled,Cold Rolled

Hardness

Soft,MID Hard,Full Hard

MOQ

10 Tons

End Processing

Plain End with End Cap

Ends

All Kinds of Cutting

Standard

ASTM, DIN, JIS, BS

Key Words 1

Hollow Section Pipe

Key Words 2

Black Annealing Steel Pipe

Transport Package

Standard Seaworthy Export Packing

Specification

0.3mm-300mm

Trademark

HUAXIN/HONGXIN

Origin

Hebei, China

Production Capacity

50000 Tons/Month

Key features

Wide Material Range: Available in Q195-Q345, 10#-45#, and various international standards like DIN and JIS.

Flexible Customization: Customizable color, shape, hardness, and end processing to meet specific project needs.

Versatile Applications: Suitable for furniture, construction, oil/gas drilling, and hydraulic pipe systems.

Multiple Techniques: Produced via Cold Rolled, Hot Rolled, and ERW techniques for diverse quality requirements.

Fast Delivery: Delivery within 30 days after receipt of deposit with abundant stock available.

OEM/ODM Accepted: Supports custom logo printing and design for OEM and ODM orders.

Professional Service: 8 years of experience with 24/7 after-sales support and reliable export service.

Company profile

Tianjin Hongxin International Trade Co., Ltd.

Tianjin, China

Business Type: Manufacturer/FactoryExport Year: 2020-05-15Nearest Port: tianjin portAverage Response Time: ≤6.41hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryTianjin Hongxin International Trade Co., Ltd. is identified as a Chinese limited company with trade and manufacturing-related descriptions, focused on steel pipes, galvanized products, and related steel items. The available information indicates substantial production resources, including 15 ERW pipe lines, 6 precision pipe lines, more than 10 production lines overall, over 200 employees, and stated galvanized steel pipe productivity of 500,000 tons. ISO 9001 certification, quality-control personnel, R&D engineers, export activity, and sales to more than 30 countries provide positive evidence of operational capability. However, the materials do not establish after-sales procedures, specific customization services, verified financial strength, or detailed customer project references. The records also describe the company both as a manufacturer/factory and as a trading company, so its exact operating model should be clarified.

Supplier typeThe supplier is listed as a Manufacturer/Factory and is described as integrating production, processing, and trade, with a factory location in Bazhou/Langfang and a Tianjin trade center. Another record classifies it as a trading company, indicating a mixed manufacturing-and-trading profile rather than a purely single-type entity.

CertificationsThe supplier explicitly reports holding ISO 9001 certification. This supports the existence of a formal quality-management certification, although no certificate scope, issuing body, or validity period is provided.

R&D capabilityThe supplier reports 50 years of total R&D engineer experience and a product system covering galvanized, precision, black, bright, round, square, and special pipes. These details indicate some technical and product-development resources, but there is no direct evidence of patented technology, new-product development results, or advanced research facilities.

Production capacityProduction capability is strongly supported by 15 ERW steel pipe lines, 6 precision pipe lines, more than 10 total production lines, more than 200 employees, and stated galvanized steel pipe productivity of 500,000 tons. Reported fulfillment times are one month off-season and two to three months during peak season, indicating defined but seasonally extended lead times.

Client casesThe supplier states that its products have been sold in more than 30 countries, naming Canada, Singapore, and Turkey, and identifies export markets across multiple regions. The available trade record contains one associated buyer and one transaction, so international market reach is indicated but detailed, independently verifiable customer cases are limited.

Product Q&A

Q:What materials are available for these steel pipes?

We offer a wide range of materials including Q195-Q345, 10#-45#, Gr.B-Gr.50, DIN-S235JR, JIS-SS400, JIS-SPHC, and BS-040A10.

Q:Can the product specifications be customized?

Yes, we support customization for color, base steel, shape (square/rectangle), hardness, and end processing. OEM and ODM orders are also accepted.

Q:What are the payment terms?

Payment options include 30% T/T deposit with 70% balance within 5 days after B/L copy, 100% Irrevocable L/C at sight, or after B/L within 30-120 days.

Q:What is the delivery time?

Delivery is typically within 30 days after receipt of the deposit. We maintain abundant stock for prompt delivery.

Q:What standards do the pipes comply with?

Our products comply with major international standards including ASTM, DIN, JIS, and BS.