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Guide rail 70,1t

Guide rail 70,1t

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Weight

- kg (- lbs)

Steel grade

High metal quality is presented by the following figures:
* the content of detrimental impurities in steel not alloyed with the given agents:
- Sulphur (S) no more than 0.005%.
- Phosphoros (P) no more than 0.010 %.

* gas content after vacuum degassing:
- Oxygen (O) 30 ppm.
- Hydrogen (H) no more than 1.5 ppm
- Nitrogen (N) no more than 70 ppm

Production process

1. Melting in electric arc furnace
2. Refining
3. Bottom pouring or Vacuum pouring
4. Forgings
5. Heat treatment
6. Machining