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Cold Heading steel
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Cold Heading steel
| Products Grade: 51B20 |
| Specifications: φ5.5～42mm |
| Applied Standard: agreement |
| Characteristics: This product is used to produce fastener for steel structure of class 10.9. |
| Applications: Common partsCommon fastenerHigh strength fastener |
Use of Products: 51B20 is a steel grade which used to produce high strength bolt of class 10.9 .This product has characteristics of uniform-chemical composition, low percentage of harmful elements, high purity, slight decarburization, good surface quality. After spheroidize annealing, this product has the characteristics of good cold heading properties. And the product has excellent hardenability.
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