Factory Wholesale Steel Complete Specifications Factory Direct Sales Ball Bearings Stainless Steel Auto High Quality Marbles Solid Steel Ball Spot Goods 21mm Video,Demo, How It Works & Features

Name: Factory Wholesale Steel Complete Specifications Factory Direct Sales Ball Bearings Stainless Steel Auto High Quality Marbles Solid Steel Ball Spot Goods 21mm
Uploaded: 2026-07-18T18:02:26+08:00
Description: Watch the Factory Wholesale Steel Complete Specifications Factory Direct Sales Ball Bearings Stainless Steel Auto High Quality Marbles Solid Steel Ball Spot Goods 21mm video demo to see how it works, key features, and real-use scenarios. A helpful video guide before you buy.

2026-06-25 3920

Factory Wholesale Steel Complete Specifications Factory Direct Sales Ball Bearings Stainless Steel Auto High Quality Marbles Solid Steel Ball Spot Goods 21mm

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Product Specifications

Model NO.:

21MM

Customized:

Customized

Certification:

ISO

Standard Parts:

Yes

Universal:

Yes

Type:

Bearing Ball

Material:

Stainless Steel

Specifications:

All Size

Feature:

Long Life Low Noise High Speed

Lubrication:

Oil, Grease

Load Direction.:

Axial Bearing

Product:

Steel Balls

International Standard:

X45cr13, Z40c13, SUS420, Material1.3541

Grade:

G10-G1000 Stainless Steel Ball

Chemial Composition:

C, Si, Mn, Cr, P, S Stainless Steel Ball

Proportion:

7.67g/cm3 Stainless Steel Ball

Hardness:

54-60 HRC Stainless Steel Ball

Characterisitics:

Good Hardness, Anti-Corrosion, Wear and Abrasion

Application:

Valves, Special Bearings, Lighters, Recirculating

Trademark:

OEM&ODM

Transport Package:

Safe Export Packaging

Specification:

1MM-180MM

Origin:

Shandong

HS Code:

8482910000

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