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~Product Description

S-2 TOOL STEEL BALLS (ROCKBIT)
S-2 Tool Steel balls are designed to achieve extreme r edness.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.

Applications:
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.

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

Parking
Type 1 : Plastic bag + box + carton + wooden pallet
Type 2 : Plastic bag + carton + wooden pallet
Type 3 : Our package :export cartons, steel drums, wooden pallets

About the outside carton:
For each carton,   length: 37cm  width:25cm   height:11cm

Generally, if you don't want packing with our company's logo and name, we offer neutral packing.

About Us
LUOYANG ZHISHENG STEEL BALL Co.,Ltd, founded in 1993, is specialized in producing AISI 52100 Chrome Steel Balls & AISI S-2 Rockbit Balls from 3/16" to 150mm. The grade of our products ranges from G10 to G200 , which conform to ASTM/AISI and international standard like ISO, JIS & DIN. We can also manufacture steel balls according to customer's detailed technical requirements. Moreover, our balls have passed ISO 9001:2000, SGS and D&B quality system certification.
Based on more than two decades of continuous efforts and development, our plant, ZHISHENG, has become one of the leading domestic facility which can supply high precision steel balls with complete specifications . Meanwhile, YUSION INDUSTRIAL CO. , as our exclusive foreign trade company, is professional at before & after sales service.
Taking "SUPPLYING QUALITY PRODUCT AT THE BEST VALUE" as our ultimate goal, all the staff from ZHISHENG and YUSION work hard together in order to meet customers' satisfaction and also make contribution to the development of bearing industry. Whenever you have demand for steel balls, just send your inquiry directly to us. Pls be assured your order will arrives when you expect it.

Services
1. All the inquiries will be reply within 24 hours
2. For the steel ball, please kindly let us know the size, material, grade and quantity.
3. For the bearing, please kindly let us know bearing type, material, Accuracy Grade/Class, and quantity.
Any futher query, please do contact us anytime.

FAQ
What's your MOQ?
Our company MOQ is 500kg.
How can I place an order?
You can email us about your requirement.
Any inquiry will be replied in 24hours.
Could you accept OEM and customize?
YES, we can customize for you according to your samples or drawing.
Could you supply samples for free?
Yes, we san supply samples for free if customer afford the freight.
Does your factory have SGS?
Yes, we have SGS and ISO.
Are you factory or manufacturer?
Yes, our factory was built in 1993.