Quality Heavy-Duty D4/D4d Carrier Roller for Excavator Undercarriage Needs

Name: Quality Heavy-Duty D4/D4d Carrier Roller for Excavator Undercarriage Needs
Brand: Fujian Shengan Machinery Development Co., Ltd.
SKU: 2257889845

Fujian, ChinaFujian Shengan Machinery Development Co., Ltd.

US$38.00-55.00

1 Piece

Product profile

Customization

Available

After-sales Service

Online Support

Warranty

3 Months

Model NO.

D4/D4D

Type

Carrier Roller

Application

Excavator

Certification

ISO9001: 2000

Condition

New

Core Hardbess

HRC52-60°

Wheel Body

40mn2

Axle

45#Round Steel

Floating Oil Seal

High-Chromium High-Molybdenum Alloy

O-Ring

Nitrile Rubber Raw Material

Transport Package

Wooden Support

Specification

40mn2

Trademark

Shengxiang

Origin

China

HS Code

8431491000

Production Capacity

50000 PCS

Key features

High Hardness Core: Core hardness reaches HRC52-60 with surface hardness 52-56 for durability.

Advanced Forging Process: Uses Schuler 5-station automatic forging line with heat quenching.

Strict Quality Control: Over 90 testing instruments including 3-coordinate machines ensure quality.

Wide Compatibility: Compatible with excavators ranging from 95t to 800t undercarriage systems.

Global After-Sales Support: 24/7 technical assistance and spare parts supply with overseas service centers.

Customization Options: Offers customization from samples, designs, and flexible minor adjustments.

ISO Certified Manufacturer: ISO9001:2015 certified with 35,102 sqm factory and advanced machinery.

Fast Lead Time: Standard models ship in 15-30 days; customized units in 30-45 days.

Company profile

R&D CapabilitiesImporters and ExportersPrivate MoldManagement Certification

Fujian Shengan Machinery Development Co., Ltd.

Fujian, 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: 2 YearsNearest Port: xiamenAverage Response Time: ≤0.33h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with extensive metalworking equipment and broad customization, ODM, and OEM capabilities. It holds an ISO9001:2015 certificate and reports material traceability, but lacks stated quality assurance, written records for corrective actions and complaints, and regular fire drills. Production-related evidence includes in-stock capacity, 30 qualified service suppliers, and lead times within 15 workdays, while no valid manufacturing-capacity contract with related subcontractors is reported. Innovation evidence is mixed: the supplier has one R&D engineer and offers ODM, but reported no new products in the past year and no SDK or 3D software design services. Overseas support is limited, with no overseas warehouse, showroom, agent, branch, or offline trade-show participation. No financial figures are provided, so financial credibility cannot be determined.

Supplier typeThe supplier explicitly identifies itself as a professional technical supplier and lists metalworking facilities including forging, CNC, lathes, laser cutting, bending, annealing, and sawing equipment. This supports classification as a technical manufacturing supplier rather than a service-only intermediary.

CertificationsThe supplier holds an ISO9001:2015 management-system certificate. However, it also reports no quality assurance in quality-control processes and no regular fire drills during the past year, so the certification does not establish comprehensive operational compliance.

Production capacityThe supplier lists numerous production machines, reports in-stock capacity, has 30 qualified suppliers for service capability, and states average peak- and off-season lead times within 15 workdays. However, it has no valid contract covering manufacturing capacity with related subcontractors, creating a documented production-governance weakness.

Customization capabilityThe supplier explicitly supports customization from samples and designs, full, minor, and flexible customization, and also provides ODM and OEM services for popular brands. This is direct evidence of broad customization capability, despite the lack of 3D software design services.