Solid rolled multiple wear wheels for diesal electric locommotive 1000 mm tread dia,standrad flange profile, conforming to IRS-R-34-09 and drg no.17181101022 rev.10. Howe ver " The impact value of 3 samples at 20 degree Celsius shall be 9 jo ules & no individual value should b e less than 7 joules" shall be acce ptable. (EXPIRED)