Rock Bit AISI S-2 Tool Steel Balls for Mud Lubricated Bearing Assemblies/Oil Screw Drilling Bearing/Bearings for Downhole Motors
|FOB Price:||US $0.001-0.003 / piece|
|Min. Order:||1 piece|
|Min. Order||FOB Price|
|1 piece||US $0.001-0.003/ piece|
|Production Capacity:||2000 Tons/Year|
|Transport Package:||Paper Cartons Wrapped by Fumigation Wooden Pallet|
|Payment Terms:||L/C, T/T|
- Model NO.: 1/4" (0.25) thru 1 1/2" (1.50)
- Certification: ISO, SGS
- Universal: Yes
- Material: Bearing Steel
- Diamenter: 4.7625mm~150mm
- Hardness: HRC55~HRC60
- Trademark: Yusion
- Origin: Luoyang City, Henan Province
- Customized: Customized
- Standard Parts: Yes
- Type: Ball
- Size: 3/16"~6"
- Grade: G10-G600
- International Standard: ASTM/AISI/JIS/DIN
- Specification: ISO 9001
- HS Code: 84829100
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.
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.|
S-2 Tool Steel (Rockbit) Balls are manufactured to the following 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%|
Hardness as measured on parallel flat surfaces is Rockwell "C"55-58.Ball of special hardness are available upon request.
|Elongation in two inches||7%|
|Reduction in area||25%|
|Modulus of elasticity|
AVAILABLE GRADES AND SIZES
|Grade||Size Range in Inches and Millimeters|
WHY CHOOSE YUSION
1. Professional manufacturer of steel balls since 1993;
2. The leading domestic facility which can supply high precision steel balls with complete specifications;
3. Non-standard products can be customized;
4. An integrated set of industry and trade company,professional at before-after sales service;
5. Supplying quality product at the best value;
6. Certified by ISO 9001:2000,SGS and D&B quality system certification;
7. Strict quality control system,100% inspection;
8. Adequate inventory,on time delivery;
9. All inquiries and messages will be replied within 24 hours;
10. Free samples can be offered.
Firstly we pack the balls in cartons.
For each carton,the size is : 160mm x120mm x65mmm
Then, we pack our balls using wooden pallet(fumigation) in our export business :
Put the plastic paper in the pallet(waterproof) at first, then put the ball carton into the pallet ,and fix the pallet.
The size of wooden pallet: Length:1050mmx850mmx420mm
Generally, if you don't want packing with our company's logo & name and our package, we offer neutral packing and can according to your requirements.