China S-2 Rockbit Balls for bearings
Negotiable Min Order Quantity Unit
- Required Quantity
-
- Place of Origin
- China
- Brand name
- SERHOON
- Payment Terms
- Negotiable
- Production method
- Negotiable
- Shipping / Lead Time
- Negotiable / Negotiable
- Category
- Bearings
Luoyang Serhoon Industrial Co., Ltd
China
- Verified Certificate
-
9
| Product name | China S-2 Rockbit Balls for bearings | Certification | - |
|---|---|---|---|
| Category | Bearings | Ingredients | - |
| Keyword | forged steel ball , small steel ball , large steel balls , aisi steel ball | Unit Size | - |
| Brand name | SERHOON | Unit Weigh | - |
| origin | China | Stock | - |
| Supply type | - | HS code | 8482990000 |
Product Information
Rock Bit AISI S-2 Tool Steel Balls | ||
Application: oil-well drilling, well applications, offshore drilling devices, well drilling bearings | ||
Material | Size Range | Grade |
S-2 Tool Steel (Rock Bit) | 5/16 - 1 1/2’’ (7.938mm - 40mm) | G10 - G100 |
Material | AISI | Federal | Military | ASTM | UNS | AMS | Military & Gov’t Stds. |
S-2 Tool Steel | S-2 | QQ-T-570 | - | ASTM-A681 | T-41902 | - |
Chemical Analysis | |
Carbon | 0.47% to 0.55% |
Manganese | 0.30% to 0.50% |
Silicon | 0.90% to 1.10% |
Molybdenum | 0.30% to 0.60% |
Phosphorus | 0.030% maximum |
Sulphur | 0.030% maximum |
Vanadium | 0.5% maximum |
Mechanical Properties | |
Hardness as measured on parallel flat surfaces is Rockwell "C" | 55 - 59 |
Tensile strength | 310,000 psi |
Yield strength | 290,000 psi |
Elongation in two inches | 7% |
Reduction in area | 25% |
Modulus of elasticity | 30,000,000 psi |
Density | 0.283 lbs./cubic inch |
Standard: ISO 9001-2008
OEM Service: Offered
Free Samples: Avaliable
Package: Anti-rust oil, 10kg or 20kg/ctn, wooden case and pallet, or as your requirements.
Payment Terms: 30% pre-payment in advance, the balance be arranged before shipment.
Why us ?
- Best Before and After-Sales service
- Adequate inventory, On time delivery
- Strong technical and sales support team
- Strict quality control system
- Special products can be customized
B2B Trade
| Price (FOB) | Negotiable | transportation | - |
|---|---|---|---|
| MOQ | Negotiable | Leadtime | Negotiable |
| Payment Options | Negotiable | Shipping time | Negotiable |
- President
- Mr. Dong
- Address
- NO.104,Building 1-15,National Treasure Villa, Peony Street 246,Luolong District ,Luoyang City, China.
- Product Category
- Bearings
- Company introduction
-
Luoyang Serhoon Industrial Co., Ltd, which specialized in producing AISI 52100 chrome steel ball & AISI S-2 rockbit ball ranging from 7.938mm to 40mm with grade from G10 to G200. Through the years, the company has been recognized Serhoon wide for excellent quality, reliable products and unsurpassed services. Serhoon steel balls takes pride in having super competitive prices, rapid response to quotes and on-time deliveries. We are always willing not only to be your supplier, but also a good partner!
- Main Product
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