G200 5.5mm Chrome Steel Ball Solid Sphere

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G200 5.5mm Chrome Steel Ball Solid Sphere

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Product Description

Basic Info

Model NO.

5.5mm

Type

Bearing Ball

Material

Chrome Steel

Grade

300 Series / G10-1000

Surface

High Polished

Hardness

58-65 HRC

Size Range

0.5-200mm

Density

7.835g/cm3

Standard

AISI, ASTM, DIN, EN, GB, JIS

Application

Bearings, Drawer Slide, Auto, Bicycle

Product Description

This oil hardened steel is universally used in the ball and roller bearing industry. It features exceptional hardness, superior physical characteristics, and excellent wear resistance.

🛡️ High Strength

Maximum material strength and fair corrosion resistance.

⚙️ Versatile Use

Ideal for bearings, valves, and locking mechanisms.

💧 Resistant

Resists alcohol, food environments, and many petroleum products.

Chemical Composition

Element	C%	Si%	Mn%	P%	S%	Cr%	Mo%
Min	0.93	0.15	0.25	---	---	1.35	---
Max	1.05	0.35	0.45	0.025	0.015	1.65	0.1

Manufacture Process

Step 1

Heading: Cold headed from rolls of wire.

Step 2

Flashing: Rolling between alloy plates to remove small protrusions.

Step 3

Heat Treat: High temperature heating followed by liquid quenching.

Step 4

Rough Grind: Precision grinding using hard fire-grit wheels.

Step 5

Cleaning: Final operation to ensure a shiny luster.

Step 6

Inspection: Gauging and visual testing for quality assurance.

Main Product Range

Item	Name	Material Specification
1	Stainless Steel Ball	AISI304/304L/316/316L/420/420C/440C
2	Chrome Steel Ball	AISI 52100/ 100Cr6/ Gcr15/ SUJ2
3	Carbon Steel Ball	AISI1010/1015/1086
4	Brass/Copper Ball	H62/H65
5	Aluminum Ball	5050/7A03