Used rails R50-R65:
Specifications Of Used Rails R50 R65:-
1. R50(51.67KG/Meter, GOST 7173-55)
2. R65(64.72KG/Meter, GOST 8161-75)
Composition : C - 0.71 - 0.84%:
Mm-0.75 - 1.25 %
: Si- 0.18 - 0.55%
: S - not more than 0.045%
: P - not more than 0.035%
Nominal Specification for R-50 (51.67KG/M, GOST-7173-75):
Carbon - 0.4%- 0.58%
Manganese - 0.75% 0.88%
Silicon - 0.13% ? 0.28%
Sulphur - 0-045% to Max
Phosphorous - 0.035% to Max
Arsenic - 0.13% to Max
Nominal Specification for R-65(64.72KG/M, GOST -81(65-75):
Carbon - 0.4%- 0.58%
Manganese - 0.75% 0.88%
Silicon - 0.13% ? 0.28%
Sulphur - 0-045% to Max
Phosphorous - 0.035% to Max
Arsenic - 0.13% to Max