What materials are used for the couplings?

The standard material is cast steel, with aluminum alloy available as an optional material.

How are the products packaged?

Small orders are packaged in cardboard boxes, while bulk or large orders are packaged in wooden crates.

What is the maximum torque capacity?

The maximum torque capacity is 340000nm.

Single/Double Diaphragm Coupling Joint CNC Motor Shaft Stepper Connector Coupler Steel

Name: Single/Double Diaphragm Coupling Joint CNC Motor Shaft Stepper Connector Coupler Steel
Brand: JULU BINHAO TRANSMISSION EQUIPMENT CO., LTD.
SKU: 2086158982

Hebei, ChinaJULU BINHAO TRANSMISSION EQUIPMENT CO., LTD.

US$9.80-198.00

1 Set

Sample price:US$30.00/set.Request sample

Product profile

Customization

Available

Standard Or Nonstandard

Standard

Shaft Hole

3mm-290mm

Model NO.

DJM03

Torque

9.8nm-340000nm

Bore Diameter

3mm-290mm Customized

Speed

2000r/Min-20000r/Min

Structure

Flexible

Material

Cast Steel

Type

Diaphragm Coupling

Surface

Blackening and Rust Prevention Treatment

Shaft Hole Type

Ordinary Hole, Tapered Hole, Keyway Hole, Gear Hol

Installation Method

Keyway Connection, Clamping Type, Expansion Sleeve

Optional Materials

Steel and Aluminum Alloy

Transport Package

Carton or Wooden Crate

Specification

DJM01-DJM23

Trademark

BinHao

Origin

Hebei China

HS Code

8483600090

Production Capacity

3000000

Key features

Customized Bore Diameter: Bore diameter ranges from 3mm to 290mm with full customization options available.

Wide Torque Range: Torque capacity spans from 9.8nm to 340000nm to suit various industrial needs.

Flexible Structure Design: Flexible diaphragm coupling structure ensures smooth power transmission and high concentricity.

High-Quality Materials: Constructed from cast steel with optional aluminum alloy and blackening treatment for corrosion resistance.

Custom Surface Treatment: Surface options include blackening and rust prevention treatment for enhanced durability.

Versatile Shaft Hole Types: Available in ordinary hole, tapered hole, keyway hole, and gear hole configurations.

Flexible Installation Methods: Supports keyway connection, clamping type, and expansion sleeve installation methods.

High-Speed Performance: Operates efficiently at speeds ranging from 2000r/Min to 20000r/Min.

Company profile

High Repeat Buyers ChoiceLow MOQQuality AssuranceProduction Process Visualization

JULU BINHAO TRANSMISSION EQUIPMENT CO., LTD.

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Designs, Full Customization, etc. CertifiedExport Year: 4 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤2.79h

AI-Powered supplier vetting

SummaryThe supplier is a limited trading company in Xingtai, Hebei, associated with manufacturing-sector companies and offering a broad range of couplings. It reports ISO 9001 certification, five production lines, stated coupling output of 3,000,000 sets, 133 employees, and fewer than five quality-control staff. Customization and ODM services are available, supported by CAD and Photoshop capabilities and 13 R&D patents, but no new products were reported in the past year, no SDK is available, and key R&D documentation is absent. Service governance is weak: no written procedures or records were provided for service assessment, corrective actions, or complaint handling. The supplier has in-stock capacity and self-operated import/export rights, but no overseas warehouse, showroom, or overseas service-country coverage. Financial evidence is limited to referenced years and cannot establish credibility. No customer cases were provided.

CertificationsThe supplier reports holding ISO 9001 certification. The provided information does not include the certificate number, validity period, scope, or issuing body, but it is explicit evidence of a management-system certification.

After-Sales capabilityAfter-sales and service-management controls appear weak because no written procedures or records were provided for service assessment, corrective and preventive actions, or complaint handling. The supplier has in-stock capacity and self-operated import/export rights, but lacks overseas warehouses, overseas showrooms, and overseas service-country coverage.

Production capacityThe supplier reports five production lines, 133 employees, and coupling output of 3,000,000 sets, with in-stock service capacity. However, there is no valid contract between the factory and its related subcontractor, which creates a documented manufacturing-governance deficiency.

Customization capabilityThe supplier explicitly provides customization from designs, full customization, minor customization, flexible customization, and ODM services. Its R&D engineers are responsible for customizing products to customer needs, although the absence of available R&D audit documentation limits verification of the underlying development process.