What standards are used for design and manufacturing?

We follow Chinese National Standards (DL/T), American Standards (ASCE, ACI), ISO, and CE certifications.

What surface treatment is applied to the steel?

The steel undergoes Hot-DIP Galvanization according to ISO 1461-2009 and ASTM A123.

What is the expected service life of the transmission towers?

The towers are designed with a return period of 50 years.

Heavy-Duty Galvanized Steel Electric Angular Power Transmission Tower

Name: Heavy-Duty Galvanized Steel Electric Angular Power Transmission Tower
Brand: Ningbo HY Communication Equipment Co., Ltd.
SKU: 2197858845

Zhejiang, ChinaNingbo HY Communication Equipment Co., Ltd.

US$1,500.00

1-9 Tons

US$1,400.00

10-19 Tons

US$1,300.00

20-34 Tons

US$1,250.00

35-49 Tons

US$1,050.00

50+ Tons

Sample price:US$1500.00/ton.Request sample

Product profile

Customization

Available

Usage

Overhead Transmission Line Towers

Conductor Circuit

Electric Power Steel Structure

Certification

ISO, CE

Materials

Steel

Standard

Style

Steel Structure

Structure

Steel Structure

Height

8-200m

Lifetime

20-30years

Surface Treatment

Hot-DIP Galvanized

Harbour

Ningbo Port/Shanghai Port

Place of Origin

Zhejiang, China

Color

Ral 2010 Orange and Ral 9003 White

Keywords

Good Quality and Competitive Price

Transport Package

Sea Freight

Specification

Material: Q235B & Q355B

Trademark

Origin

China

HS Code

7308200000

Production Capacity

3500tons/Year

Key features

Customizable Height: Height can be customized from 8 to 200 meters to fit specific project requirements.

Wide Voltage Range: Supports transmission lines from 345 kV up to 765 kV and beyond.

Hot-DIP Galvanized: Surface treatment follows ISO 1461-2009 and ASTM A123 standards for durability.

Multiple Tower Types: Available as Lattice, Tubular, Monopole, Guyed, Suspension, Tension, and more.

Global Certifications: Complies with ISO, CE, Chinese National Standards (DL/T), and American Standards (ASCE).

Long Service Life: Designed for a return period of 50 years with a 10-year warranty on structures.

OEM/ODM Support: Full customization services available from samples to meet specific client needs.

Strict Quality Control: 100% inspection ratio following ISO 9001 system for materials and assembly.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Ningbo HY Communication Equipment Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 5 Years CertifiedNearest Port: Ningbo Port, Shanghai Port, Qingdao PortAverage Response Time: ≤2.93h

AI-Powered supplier vetting

SummaryNingbo HY Communication Equipment Co., Ltd. is a China-based limited trading company established in 2018 with 15 employees and a valid import/export license. It reports steel-tower productivity of 80,000 tons, 90% export sales, direct import/export rights, and five years of export experience. The supplier provides customization from samples, OEM services for well-known brands, and ODM services, but does not offer 3D software design, has no available SDK, and reported no new products in the past year. Service quotations can use FOB, CIF, CFR, and EXW, with LC and T/T payment terms and one-month lead times in both peak and off-season. Overseas service infrastructure is limited, with no overseas showroom, agents, branches, or offline trade-show participation. Written procedures exist for supplier assessment, corrective actions, and complaints, but supporting records are absent; quality-assurance status is unknown. Financial credibility and customer-case evidence are insufficiently documented.

Supplier typeThe supplier is consistently identified as a trading company and limited company, located in Ningbo, Zhejiang, China. Its stated business scope includes communications equipment, electrical equipment, metal products, machinery, and related wholesale, retail, manufacturing, and processing activities, although the overall company type remains trading-oriented.

CertificationsThe supplier explicitly reports holding a valid import/export license. No other certifications or quality-management credentials are identified in the provided information, so the assessment is limited to export licensing.

After-Sales capabilityThe supplier has stated procedures for corrective and preventive actions and customer complaints, but no written records are available. It also lacks overseas showrooms, agents, branches, and offline trade-show experience, which limits demonstrated international after-sales support.

R&D capabilityThe supplier offers ODM services but reports no available SDK, no 3D software design service, and no new products during the past year. These explicit limitations indicate weak demonstrated product-innovation capability.

Customization capabilityThe supplier explicitly provides customization from samples and offers OEM services for well-known brands, as well as ODM services. These capabilities support customized and customer-specific product development, although the absence of 3D software design may limit certain design workflows.