ISO 9442:1988 Preview
Steel -- Hot-rolled ribbed and grooved flats for spring leaves -- Tolerances and dimensions
This standard was last reviewed and confirmed in 2015. Therefore this version remains current.
Applies to hot-rolled spring steel with the dimensions stated in table 1, of the steel grades listed in clause 4, which are preferably used for rail vehicle construction. Specifies dimensions and tolerances, material, mode of delivery and testing.
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