Tofauti ya reli ya P50 na R50

P50 ni kiwango cha Kichina (GB) Reli, R50 ni kiwango cha Urusi (GOST) Reli, Wao ni sawa na reli, lakini ina tofauti kidogo. Tafadhali angalia na ulinganishe michoro yote miwili:

Kwa kawaida tuna hisa za reli ya P50, Kama unahitaji R50 reli, Tunahitaji kutengeneza roller ili kuizalisha, MOQ inapaswa zaidi ya 3000 Tani.

Please refer some requirement of P50:

  • Requested is 3000 Tone Rails for Metro.
  • Aina: R-50;
  • should be made at least 2018 yr.
  • all quantities should be made with one factory;
  • Rails should meet: GOST R 51685-2000 or GOST 7174-75 or GOST 24182-80 or DSTU-4344-2004 or GOST 51685-2013 or their equivalent standard.
  • The steel used for the rails may be made of marten or oxygen-converting or electric furnace: M-74-T or M-74-Ф or K-74-T or K-74-Ф or K-76. Ф or Э76Ф or a mark corresponding to their equivalent standard;
  • The standard length of the Rail should be 25 Mita;
  • Rail should be without any defects;
  • Marking: All rails should be marked according to the relevant standard in relief by the hot tip method ( Year and month of production in Roman numerals);
  • Engraving should be done on the rails side, that not to damage or deform the rails.

Mandatory Request is:

I Should have Official Document or Passport from Manufacturer that Rails which I have is according one of the“GOST R 51685-2000 or GOST 7174-75 or GOST 24182-80 or DSTU-4344-2004 or GOST 51685-2013” or their equivalent standard.


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