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S-2 Tool Steel Ball for Drilling Equipment
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| Model No. : | 7.9375mm - 40mm |
|---|
Luoyang Serhoon Industrial Co., Ltd.
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Product description
| 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'' (7.9375mm - 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
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