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Hydro power penstock

Product advice on steels to be used for:
Important specification
  • Strength
  • Toughness
  • Weldability

S 690QL is a high strength quenched and tempered steel dedicated for structure and enables to make weight savings thanks to a minimum yield strength of 690 N/mm². Thanks to its exceptional purity rate (very low sulphur and phosphorous contents), and its adapted chemical analysis, the S690QL steel is easy to shape and to weld.

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