What materials are used for the ground screw?

The material is Low carbon steel, specifically Q355B or Q355, with hot-dip galvanized treatment.

What is the expected service life of the spiral pile?

The product is designed for a long service life of up to 25 years.

Earthquake-Resistant Spiral Piles by Huidefeng for Strong Foundations

Name: Earthquake-Resistant Spiral Piles by Huidefeng for Strong Foundations
Brand: Tianjin Huidefeng Steel Trading Co., Ltd.
SKU: 2171929792

Tianjin, ChinaTianjin Huidefeng Steel Trading Co., Ltd.

US$1.00-100.00

1,000 Pieces

Product profile

Customization

Available

After-sales Service

on Line

Warranty

One Year

Hot-DIP Galvanized

Painted

Powder Coated

Transport Package

Bundle or Bulk

Specification

Custom

Trademark

HDF

Origin

China

Key features

10-Year Warranty Coverage: High quality control ensures a comprehensive 10-year warranty for all units.

25-Year Service Life: Durable construction guarantees a minimum operational lifespan of 25 years.

Hot-Dip Galvanized Protection: Surface treatment ensures superior anti-corrosive performance for long-term use.

Rapid Installation Process: System installs in minutes using drilling machines without digging or concrete pouring.

Reusable and Repositionable: Equipment can be unscrewed and moved multiple times to restore original ground state.

Versatile Soil Adaptability: Suitable for all terrain, soil types, and tough surfaces including solar farms.

High-Strength Steel Material: Constructed from Q355B steel to meet high strength and anti-corrosion requirements.

Customizable Surface Finish: Available options include Hot-DIP Galvanized, Painted, Powder Coated, and PVC Coated.

Company profile

Tianjin Huidefeng Steel Trading Co., Ltd.Tianjin, China

Business Type: Trading CompanyExport Year: 2025-04-09Nearest Port: TianJinAverage Response Time: ≤3.34hTerms of Payment: T/T, D/P, Western UnionInternational Commercial Terms(Incoterms): FOB, CIF

AI-Powered supplier vetting

SummaryTianjin Huidefeng Steel Trading Co., Ltd. is a China-based limited trading company operating in Tianjin, with stated manufacturing activity in solar photovoltaic brackets and accessories. Its disclosed capabilities include roof and ground photovoltaic systems, steel structures, welding, laser tube cutting, and plasma drilling. The supplier reports a 5,000-square-meter factory, a 3,000-square-meter workshop, two production lines, and monthly capacity of 150 MW. It holds several ISO management-system certifications and has quality-control and R&D personnel. Export activity covers multiple regions, with stated export sales of 41%–50%, Tianjin port access, and typical lead times of one month off-peak and two to three months during peak season. The information supports positive assessments for supplier type, certification, production capability, and customer project experience. After-sales service, innovation beyond stated design involvement, and detailed customization capability are not sufficiently...

Supplier typeThe supplier is identified as both a trading company and a limited company, while its description also states that it manufactures solar photovoltaic brackets and accessories. This indicates a trading entity with disclosed manufacturing operations rather than a purely intermediary business.

CertificationsThe supplier reports ISO 9000, ISO 9001, ISO 14001, and ISO 14000 certifications. These stated quality and environmental management certifications provide explicit evidence of formal management-system certification.

Production capacityThe supplier reports a 5,000-square-meter factory, a 3,000-square-meter workshop, a modern fully automated production line, monthly production capacity of 150 MW, two production lines, and processes including welding, laser tube cutting, and plasma drilling. These details explicitly support substantial production capability for photovoltaic brackets and related steel products.

Client casesThe supplier states that its photovoltaic bracket products have been applied in the design and production of several MW and large-scale roof and ground photovoltaic stations, fishery-agriculture complementary projects, and distributed photovoltaic stations. These are explicit project-use claims, although named customers, project locations, and independently verifiable case details are not provided.

Product Q&A

Q:Can I request to change the form of packaging and transportation?

Yes, We can change the form of the packaging and transportation according to your request, but you have to bear their own costs incurred during this period and the spreads.

Q:Can you provide free sample?

Of course we can,We have many samples in various patterns in stock, and customized samples will take about 5-7days to produce.Just contact us for the FREE SAMPLES now !

Q:How can I get a quotation from you ?

You can leave us message, and we will reply every message in time. Or we may talk on line by Trademanager.And you can also find our contact information on contact page.

Q:How can you garantee what I got will be good ?

We are factory with 100% predelivery inspection which garantee the quality.

Q:What is the warranty period for the product?

Our high quality control ensures a 10-year warranty for the spiral piles.