What surface treatments are available?

We offer oiled coating, plastic plating, painting, pre-galvanized (30-120g/m2), and hot dipped galvanized (200-500g/m2).

What are the available standards for the steel tubes?

We comply with standards such as GB/T6728-2017, ASTM A500/A500M-21, EN10219-1:2006, and JIS G3466:2015.

Hot Dipped Galvanized Square Steel Tube for Structure Building

Name: Hot Dipped Galvanized Square Steel Tube for Structure Building
Brand: Tianjin Hongxin International Trade Co., Ltd.
SKU: 2112308912

Tianjin, ChinaTianjin Hongxin International Trade Co., Ltd.

US$580.00-650.00

5 Tons

Sample price:US$0.00/piece.Request sample

Product profile

After-sales Service

Quality Guarantee

Warranty

180 Days

Type

Welded

Model NO.

GSP

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

Section Shape

Rectangular

OEM

Yes

Small Order

Receive

Length

Less Than 12 Meters

Zinc Coated

40g-600g

Customizable Size

Receive

Transport Package

in Bundle with Steel Strips or as Request

Specification

10*10-500*500mm

Trademark

HONGXIN

Origin

Hebei, China

HS Code

73066100

Production Capacity

50000 Tons /Month

Key features

Hot Dipped Galvanized: Surface treatment with 200-500g/m2 zinc coating for superior corrosion resistance.

Customizable Size: Accepts customized lengths less than 12 meters and specific dimensions.

OEM Service: Supports OEM manufacturing and processing according to client drawings.

Wide Application: Suitable for construction, pipeline transport, boiler pipes, and machinery.

Multiple Standards: Complies with ASTM A500, GB/T6728, EN10219, and other international standards.

Quality Guarantee: 180 days warranty with 30-day resolution for any quality issues.

Flexible MOQ: Low MOQ of 5 tons; small orders accepted for regular sizes.

Fast Delivery: Stock items ship within 7 days; production takes 15-30 days after deposit.

Company profile

Tianjin Hongxin International Trade Co., Ltd.

Tianjin, China

Business Type: Manufacturer/FactoryExport Year: 2020-05-15Nearest Port: tianjin portAverage Response Time: ≤3.41hTerms 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:Are you a manufacturer or trading company?

We are a manufacturer for steel pipe since 2004. Main products are black steel pipe and galvanized steel pipe.

Q:Can you support OEM?

Yes, we support OEM services and can process steel pipes according to drawings.

Q:Do you accept small orders?

We accept small orders for regular sizes. For customizable sizes, we need to negotiate.

Q:What is the delivery time?

For stock items, we transport goods to the loading port within 7 working days after receiving the deposit. For production, it takes about 15 to 30 days after receiving the deposit.

Q:What is the warranty period?

We provide an 180-day warranty and guarantee to resolve any quality issues within 30 days after receiving goods.