What standards do your gantry cranes comply with?

Our gantry cranes comply with FEM, CMAA, ISO, CE, and Chinese GB standards.

What about shipping options?

We customize shipping plans based on order quantity. Small batches use air or LCL sea freight; large batches use FCL or bulk vessel shipping.

What is your company policy for distributors?

We have established cooperative distributors in over 50 countries. We offer differentiated agency policies for different markets; please contact us for details.

A7 High Working Duty Gantry Crane

Name: A7 High Working Duty Gantry Crane
Brand: Huajian Heavy Industry Co., Ltd.
SKU: 2158422692

Henan, ChinaHuajian Heavy Industry Co., Ltd.

US$9,999.00-259,999.00

1 Piece

Product specifications

capacity(ton)

Product profile

Customization

Available

After-sales Service

Lifetime Warranty

Warranty

3years

Model NO.

Certification

RoHS, CE

Condition

New

Maximum Lifting Weight

50-100t

Maximum Lifting Height

25-30m

Operation Form

Remote Control

Type

Common Gantry Crane

Main Girder Form

Single Girder

Span

10m ~ 40m

Duty Class

A3 ~ A8

Hoisting Speed

0.5m/Min ~ 16m/Min

Crane Travel Speed

10m/Min ~ 60m/Min

Trolley Travel Speed

5m/Min ~ 30m/Min

Power Supply Voltage

380V/660V/10kv 3p 50h

Control Mode

PLC Control + Wireless Remote Control + Cab Operat

Rail Model

Qu70 ~ Qu120

Working Temp

-30℃ ~ +45℃

Main Girder Material

Q355b

Leg Structure

Box-Type Welded Structure / Truss Structure

Installation & Commissioning

on-Site Installation + No-Load/Load Commissioning

VFD Speed Control

Frequency Conversion for Hoisting, Long Travel and

Transport Package

Anti-Rust Nude Pack + Waterproof Film

Specification

50t, 20m span, 25m lift

Trademark

Huajian Heavy Industry

Origin

Changyuan, Henan Province, China

HS Code

8426112000

Production Capacity

300

Key features

Customizable Design: Tailored lifting capacity, span, height, and special working conditions to meet specific needs.

Robust Structure: Strong rigidity and stability with high-strength steel components and portal frame design.

VFD Control System: Variable frequency drive ensures smooth, stable operation for hoisting and traveling.

Comprehensive Safety: Equipped with overload limiters, limit switches, buffers, and anti-collision systems.

International Certifications: Complies with FEM, CMAA, ISO, CE, and Chinese GB standards for global safety.

Lifelong Technical Support: 12-month warranty on core components plus lifetime technical assistance and training.

Flexible Configuration: Available in single girder, double girder, and semi-gantry crane options.

Special Environment Ready: Customizable for outdoor, high-temperature, and explosion-proof environments.

Company profile

Production Process VisualizationR&D CapabilitiesCustomization from DesignsCooperated with Fortune 500

Huajian Heavy Industry Co., Ltd.

Henan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Zhangjiagang Port, Shanghai PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier manufactures transmission cases, new-energy prime mover equipment, high-speed rail equipment and accessories, hydraulic power machinery and components, photovoltaic equipment and components, and bearings. It reports ISO9001, ISO14001 and ISO45001-related certifications, CE product compliance, documented supplier-service, corrective-action and complaint-handling procedures, and nine quality inspectors. R&D supports multiple customization modes, ODM services, and new product development. Production equipment includes laser cutting, swing-arm drilling and welding machines. The supplier provides tailored crane solutions with English technical documentation and after-sales guidance, but has only one year of export experience and no overseas warehouse, showroom, agent or branch. Financial credibility cannot be determined because the supplied financial fields contain years rather than performance or financial statements. No specific customer names or case studies are provided.

Supplier typeThe supplier is a manufacturer covering transmission cases, new-energy prime mover equipment, high-speed rail equipment and accessories, hydraulic machinery, photovoltaic equipment, bearings, and tailored crane solutions. Its stated production and product-development orientation indicates an industrial equipment manufacturer rather than a trading-only supplier.

CertificationsThe supplier reports ISO9001:2015 and ISO14001:2015 certification, while other records also list ISO45001:2018 and CE certification. These records provide explicit evidence of quality, environmental, occupational-safety, and product-compliance certifications, although the supplied information does not include certificate validity or scope details.

After-Sales capabilityThe supplier has documented procedures and records for handling customer complaints, plus stated after-sales guidance and English technical documents for crane solutions. However, it reports no overseas warehouse, showroom, overseas agent or branch, limiting evidence of localized overseas service infrastructure.

R&D capabilityThe supplier reports new products during the past year, ODM availability, multiple R&D customization approaches, and a stated focus on technological innovation and new product development. It does not provide an SDK, but SDK availability is not sufficient by itself to negate the broader evidence of product-development capability.

Production capacityThe supplier reports strong production capacity, nine quality assurance and quality control inspectors, and equipment including laser cutting, swing-arm drilling, and welding machines. Its broad industrial manufacturing scope supports production capability, although capacity volumes, facility size, and detailed process coverage are not provided.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. It also states that tailored crane solutions can be designed around working conditions, load requirements, and environmental needs, providing direct evidence of broad customization capability.