Delivery Fast Stainless Steel Ball with Mini-Size

US$0.40-1.00 1 kg (MOQ)
Port:
Qingdao, China
Production Capacity:
9000ton/Year
Payment Terms:
L/C, T/T, Western Union, Paypal

Last Login Date:

Apr 07, 2025

Business Type:

Manufacturer/Factory

Main Products:

Steel Ball, Stainless Steel Ball

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Product Description

Company Info

Basic Info.

Certification
ISO
Standard Parts
Yes
Universal
Yes
Type
Bearing Ball
Name
Steel Ball
Hardness
55-63
Grade
G40-G1000
Surface
Polished
Diameter
4mm-150mm
Usage
Motor Parts, Bicycle Parts
Processing Type
Rolling Type
Trademark
taian steelbal
Transport Package
20kgs/ Carton
Specification
1/4"
Origin
China
HS Code
84829100

Product Description


 
Grades (AFBMA) / Tolerances for Steel Balls
Grade (AFBMA)Ball Diameter Tolerance 
(Ovality Per Ball)
Basic Diameter Tolerance
(Ball To Ball Variation)
InchesMillimetersMicronsInchesMillimetersMicrons
200.0000200.00050.50+/- 0.0001+/- 0.0025+/- 2.50
250.0000250.00060.60+/- 0.0001+/- 0.0025+/- 2.50
1000.00010.00252.50+/- 0.0005+/- 0.0127+/- 12.70
2000.00020.00515.10+/- 0.001+/- 0.0254+/- 25.40
5000.00050.012712.70+/- 0.002+/- 0.0508+/- 50.80
10000.0010.025425.40+/- 0.005+/- 0.1270+/- 127
20000.0020.050850.80+/- 0.005+/- 0.1270+/- 127
 
Basic information
AISI NumberAISI1008~AISI1018,AISI1045,AISI1065~AISI1086
Size1.0mm----80mm
Grade
G5----G1000
 
Chemical Composition
ItemC%Si%Mn%P%S%DensityHardness
AISI 10100.08~0.130.30Max0.50Max0.07Max0.06Max 7.861g/cm3 HRC 55-63  
AISI 10150.13~0.180.10~0.300.30~0.600.04Max*********
AISI 10450.43~0.500.10~0.300.60~0.900.04Max0.05Max
AISI 10860.83~0.880.10~0.300.30~0.700.04Max0.04Max
 
ItemNameMaterial
1Stainless Steel BallAISI304/304L/316/316L/420/420C/440C
2Chrome Steel BallAISI 52100/ 100Cr6/ Gcr15/ SUJ2
3Carbon Steel BallAISI1010/1015/1086
 
Production sequence of steel balls
Wire Coil: Steel wire of specific material and size is checked for correctness.
Cutting: The wire is cut into required lengths.

Forging / Heading: Spherical shapes between dies are formed.
Deflashing: The flash line along the circumference is removed.
Heat Treatment: Chrome and bearing steel balls are thorough hardened. 

Cleaning / Descaling: Basic surface cleaning is done.
Hard Grinding / Filing: An exacting process to achieve required sphericity and size of the steel ball.
Lapping: The final surface finish is acquired through this process.

Polishing / Burnishing: Surface lustre, work hardening, higher product life is achieved.
 Passivation: Carryover iron and other contaminants are removed and a surface film prevents atmospheric and water corrosion on stainless steel balls.
Inspection: For surface finish, size and tolerance. 

Rust preventive oil: Applied on chrome alloy steel balls to save from rusting and corrosion.
Packing: Done as per requirement in numbers, pieces or by weight. VCI paper or bags are used wherever necessary.
Certificate display
Advantages of Steel Balls
The best steel, pre-tested, is used with modern production, inspection procedures.
Proprietary polishing, lapping processes employed, result in world class finishes.

Strict quality control and inspection at each stage ensures that each steel ball which 
finally rolls out, conforms to the required quality and specification.
The steel ball are offered in a wide range
Of  material compositions in chrome, bearing, inox and stainless steel;

In sizes ranging from 1 mm to 12.7 mm and 3/64" to 1/2" diameters;
And Grade 100 to 2000, which basically denotes the tolerance and surface finish.
 
 
 
 
FAQ
1. What kind of steel balls can supply ?
MaterialCarbon, Chrome, Stainless
Size range0.8mm-150mm
GradeG10-1000
PackingStandard or as customer required
DeliveryStock within a short time or 35 days
2. Some other question?

Q1. -- If 'I' want small quantity and fast delivery. Which way of shipping is advised ?
A1. -- By express.

Q2. -- How many quantity will be packed in one carton or one pallet ?
A2. -- 20 to 25kg per carton,1 ton per wooden pallet.

Q3. -- What's the lead time ?
A3. -- If in stocks,2-5days;or ,it will take 20-35days,depend on the quantity.

Q4. --Which kind of payment will be accepted ?
A4. -- T/T, L/C, ...

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