ISO DIS 22055

Switch and crossing rails

active, Most Current
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Organization: ISO
Publication Date: 24 October 2018
Status: active
Page Count: 32
ICS Code (Other iron and steel products): 77.140.99
ICS Code (Rails and railway components): 45.080
scope:

This standard specifies switch and crossing rails that carry railway wheels as specified in ISO 5003. These are used in conjunction with flat bottom (vignole) railway rails. After switch and crossing rails are produced, in order to be ready for railway track use, secondary processing (forging, grinding and heat treatment etc) is carried out. This standard doesn't include secondary processing. Secondary processing is specified by another standards or agreement between manufacturer and purchaser

Sixteen pearlitic steel grades are specified covering a hardness range of 200 HBW to 440 HBW and include non-heat-treated carbon manganese steels, non-heat-treated alloy steels, heat-treated carbon manganese and heattreated low alloy steels.

Document History

ISO DIS 22055
October 24, 2018
Switch and crossing rails
This standard specifies switch and crossing rails that carry railway wheels as specified in ISO 5003. These are used in conjunction with flat bottom (vignole) railway rails. After switch and crossing...

References

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