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sku:AISI S-2 Tool(Rockbit)Ball
AISI S-2 Tool(Rockbit)Ball
Description
It is a universal material for many applications, such as, ball and roller bearing industry and for a variety of automobile applications. Due to through hardening, it has an excellent surface quality , superior wear resistance ,hard hardnes...
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  • Product Details
Detailed Product Description Bearing Steel Ball
1.  S-2 TOOL STEEL BALLS (ROCKBIT)

AISI S-2 Tool Steel Balls are designed to achieve extreme ruggedness.The ball surface has a smooth ground and polished finish.These balls provide the toughness and strength necessary for severe shock loads.S-2 Tool Steel Balls are hardened throughout and have unusually good wear characteristics.

2. Application

S-2 Tool Steel Balls find most frequent use in oil field equipment and offshore drilling operations.They provide good service in withstanding the abrasion of pulverized rock and mud slurries.

Material

AISI

Military   ASTM

UNS  AMS

DIN

JIS/SUJ

S-2 Tool Steel 

S-2

         A-681

T-41902

 

 

Additional testing may be required to certify that materials comply with specific standards.

3. Production Process



4.Material Analysis
S-2 Tool Steel (Rockbit) Balls are manufactured to the following chemical analysis:

Chemical Analysis

Carbon

0.47% to 0.55%

Manganese

0.30% to 0.50%

Silicon

0.90% to 01.10%

Molybdenum

0.30% to 0.60%

Phosphorus

0.030% maximum

Sulphur

0.030% maximum

Vanadium

0.5% maximum

 
5.  Mechanical Properties
Hardness as measured on parallel flat surfaces is Rockwell "C"55-58.Ball of special hardness are available upon request.

Tensile strength
Yield strength

310,000 psi
290,000 psi

Elongation in two inches

7%

Reduction in area

25%

Modulus of elasticity
Density

30,000,000 psi
0.283 lbs./cu.in

 
6.  AVAILABLE GRADES AND SIZES

Grade

Size Range in Inches and Millimeters

50-200

1/3"-2"  7.938mm-50.8mm


7. INSPECTION INSTRUMENTS



 

 8. Eddy-current test machine

      
 
9. Packing

Packing: Paper Cartons & Wooden Pallet ;
Note: for 45mm balls, 50pcs/ctn,36ctn/pallet,1800pcs/pallet;
          for 50mm balls, 50pcs/ctn,30ctn/pallet,1500pcs/pallet;
          for 60mm balls, 30pcs/ctn,30ctn/pallet,900pcs/pallet;


 
 
10. Certificates: ISO 9001 & SGS

                  

 

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