How do I maintain a shaft?

Regular maintenance includes proper lubrication to reduce friction, cleaning to remove debris and corrosion, and regular inspection for cracks or wear.

Can a shaft be repaired if damaged?

In some cases, shafts can be repaired by grinding, welding, or replacing damaged components. However, significant structural damage may require replacement.

What is the difference between a shaft and a spindle?

A shaft transmits power or motion, while a spindle is a specific type of shaft used to hold and rotate workpieces in machinery like lathes or milling machines.

What is shaft coupling?

Shaft coupling is a component used to connect two shafts together to transmit torque, compensating for misalignment and reducing vibration.

Can shafts be custom-made?

Yes, shafts can be custom-made to meet specific design requirements, such as unique dimensions, materials, or specialized features.

OEM Brass Double Threaded 20mm Metal Carbon Steel Shaft

Name: OEM Brass Double Threaded 20mm Metal Carbon Steel Shaft
Brand: Weifang Shengao Machinery Co., Ltd.
SKU: 695763602

Shandong, ChinaWeifang Shengao Machinery Co., Ltd.

US$0.79-2.99

100 Pieces

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Material

Alloy

Surface Finishing

Zinc Plated

Model NO.

SA-JGJ

Certification

ISO, GS, RoHS, CE

Customized

Item

Shaft

Standard or Nonstandard

Nonstandard

Qualiy Control

Professional QC Stuff, Spectrograph

Unique

China Golden Supplier

Quality

Strong Enginnering Team Make High Q

Painting

According to Drawing

OEM Service

Yes

Weight Range

0.1-2kg

Size and Design

as Per Customers Requirement or Sample

Custom Made

Yes

Logo Printing

Csutomized

MOQ

10-1000PCS

Free Sample

Yes

Our Advantages

Factory Outlet

Application

Orientation

Transport Package

Iron Box, Plywood Box

Specification

SGS, ISO9001: 2008

Trademark

Shengao

Origin

Weifang City. Shandong Province. China

HS Code

8483500000

Production Capacity

5000PCS/Month

Key features

Customized Design: Shafts produced according to customer drawings, samples, or specific requirements.

Wide Material Options: Available in carbon steel, alloy steel, stainless steel, brass, and aluminum alloy.

High Precision Tolerance: Tolerance maintained at +/-0.01mm with advanced CMM inspection equipment.

Fast Response Time: Inquiries replied within 12 hours; emails answered within 2 hours during working time.

Competitive Pricing: Factory outlet pricing with freight costs 30-50% lower than industry average.

Comprehensive Certifications: Certified with ISO9001:2015, ISO14001:2015, ISO45001:2018, RoHS, and CE.

Low MOQ Acceptance: Accepts small quantity orders with MOQ starting from 1 piece.

Professional Engineering Support: Experienced engineers provide design suggestions to help save costs.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Weifang Shengao Machinery Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2010-04-06 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.34h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryWeifang Shengao Machinery Co., Ltd. is a limited company focused on mechanical parts, hardware, metal tools, CNC machine tools, and related components. It identifies as a professional technical supplier and offers 3D software design and broad customization services, including sample-, design-, full-, minor-, and flexible customization. The supplier has written procedures and records for service assessment, corrective actions, and complaint handling. Its export sales share is stated at 71%–90%, with three years of export experience. However, the supplier has nine employees, only two years of total R&D engineer experience, no new products in the past year, no ODM, SDK, or overseas service infrastructure, and no stated customer cases. Audit information is provided for a TUV Rheinland audit with a validity period from September 4, 2025 to September 3, 2026, but the evaluation result is recorded as 0 and no certification name is specified.

Supplier typeThe supplier explicitly identifies as a professional technical supplier and a limited company. Its stated business and product scope covers mechanical parts, hardware products, metal tools, CNC machine tools, functional components, forgings, and powder metallurgy products; the audit record identifies mechanical parts as the primary product.

After-Sales capabilityThe supplier has clear written procedures and followed records for corrective and preventive actions and for handling customer complaints. This directly supports an established service-response process, although the slices do not provide service performance results or response-time data.

Production capacityThe supplier reports an annual production output range, six to ten quality-control staff, on-time delivery, random production quality inspection, and its own factory. It has nine total employees, so the available evidence supports an operating production capability, while capacity beyond the stated output range cannot be determined.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, and also welcomes OEM and ODM requests according to its company description. These repeated statements provide direct evidence of broad customization coverage, although the separate record states that ODM is not available, creating a conflict on ODM specifically.

Product Q&A

Q:What is a shaft?

A shaft is a cylindrical mechanical component used to transmit power or motion between different parts of a machine. It is commonly used in motors, gear systems, and other rotating machinery.

Q:What are the types of shafts?

There are several types of shafts, including: Solid Shaft (single-piece for torque), Hollow Shaft (hollow center for weight reduction), and Flexible Shaft (bends to transmit power over distance).

Q:What materials are shafts made from?

Shafts are typically made from steel, stainless steel, aluminum, carbon fiber, brass, or bronze alloy, depending on the application and the need for strength, durability, and weight.

Q:How do I choose the right shaft for my application?

Selection depends on torque requirements, material strength and corrosion resistance, length and diameter constraints, and the type of load (radial, axial, or combined).

Q:What is shaft alignment, and why is it important?

Shaft alignment ensures the shaft is properly positioned with connected components like gears and bearings. Misalignment can lead to excessive wear, vibration, and system failure.