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China Stainless Steel Balls manufacturer

70mm Chrome Steel Bearing Ball For Machine Part , 12mm Ball Bearing Balls

Product Details:
Place of Origin: China
Brand Name: JN
Certification: SGS ISO
Model Number: 70MM
Payment & Shipping Terms:
Minimum Order Quantity: 500kg
Price: Negotiable
Packaging Details: Ploy bag+25kg carton box+1000kg wooden box
Delivery Time: 7-15 days
Payment Terms: T/T, Western Union, MoneyGram,Paypal, L/C, D/A, D/P
Supply Ability: 50 Tons per Month

Detail Information

Produce Name: Precision Steel Balls Grade: G10--G1000
Hardness: HRC60-HRC65 Feature: Corrosion Resistance/ Anti-wear
Tolerance: +/-0.25um Application: Bearing Accessories/ Merchanical Parts
High Light:

ball bearing steel ball


small round metal balls

Product Description


70mm Chrome Steel Bearing Ball For Machine Part 12mm Ball Bearing Balls

GCr15 bearing steel is a high carbon chromium bearing steel with less alloy content,
good performance and the most widely used. After quenching and tempering,
it has high and uniform hardness, good wear resistance and high contact fatigue performance.
The steel has the characteristics of medium plasticity, low cutting performance, poor welding performance,
large sensitivity to white spot and temper brittleness





0.4mm - 50mm


62HRC - 66HRC


G10 G16 G20 G28 G40 G60

70mm Chrome Steel Bearing Ball For Machine Part , 12mm Ball Bearing Balls 0



52100 SUJ2 534A99 GCr15 9Ch1



Grade Vdws(≤) Sph(≤) Ra(≤) Vdwl(≤)


10 0.25um 0.25um 0.025um 0.5um


16 0.4um 0.4um 0.032um 0.8um


20 0.5um 0.5um 0.04um 1um


28 0.7um 0.7um 0.05um 1.4um


40 1.0um 1.0um 0.08um 2um


60 1.5um 1.5um 0.10um 3um


100 2.5um 2.5um 0.125um 5um


200 5um 5um 0.2um 10um


500 13um 13um - 25um


1000 13um 25um - 50um


Special bearings and pumps, aerosol pumps, gardening and household sprayers, pre compressed perfumery pumps,
seams, medical application valves, agricultural backpack sprayers, recirculating balls.
They are used in foodstuff, chemical, naval, aerospace and military industry.

70mm Chrome Steel Bearing Ball For Machine Part , 12mm Ball Bearing Balls 1

Low alloy hardened chromium steel balls, they show excellent hardness, wear resistance,
very good surface finishing and dimensional stability.

Company Information

Shandong Jinnai is a professional manufacture and supplier of steel balls and ball related products in China .
We offer solid ball size from 0.1mm-500mm stainless steel ball (201, 304, 316, 420,420C,430,440),
chrome steel ball,carbon steel ball,copper/brass balls, plastic ball,glass ball,tungsten carbide ball,
flying saucer ball,ceramic ball,aluminum balls for 15 years experiences.


Our products are widely used for bearings,valves,sprayers, sliders, perfume bottles, nail polish,
motor, switch, electric iron, washing machines, refrigerators, air conditioners, medicinal materials,
auto parts,instrument,bottles,pulley, precision machinery, etc.
Sincerely hope to cooperate with you !

Q1, Can i have a sample order?
A: Yes, we welcome your sample order to test and check quality. Mixed samples are acceptable.
Q2, What about the production time?
A: Sample need usually within 3 days, mass production time needs 5 days to 20days for order quantity more than 10 tons.
Q3, Do you have any MOQ limit for stainless steel balls?
A: Low MOQ generally is 1kg, or 100pcs.
Q4, How do you ship the goods and how long does it take to destination?
A: We usually ship by DHL, UPS, Fedex or TNT. It usually takes 3-5days to destination. Airline and sea shipping also optional.
Q5, How to proceed an order?
A: Firstly, pls let us know your requirements or application.
Secondly, we quote based on your requirements or our suggestions.
Thirdly, you confirm the sample and place deposit for formal order.
Fourthly, we arrange the production.
Q6, Is it ok to print my logo on the product?
A: Yes, pls informe us formally before our production and confirm the design firstly based on our sample.
Q7, what is the package?
A: Usually, we pack balls with plastic bag in carton boxes, then in plywood pallet, also can be customized.

Our main Product
70mm Chrome Steel Bearing Ball For Machine Part , 12mm Ball Bearing Balls 2


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