P50 Rail Fastening System
Sistèm fixation ray P50 la, ke yo rele tou sistèm fixation ray GB50 oswa sistèm fixation tren tip I, se yon metòd lajman itilize pou sere ray tren traverses oswa lyen. Sistèm sa a souvan itilize nan divès peyi ak rejyon, tankou Lachin, Larisi, Mongoli, Mwayen Oryan, Vyetnam, Brezil, ak lòt moun.
Sistèm fixation ray P50 la karakterize pa senplisite li, fyab, ak efikasite nan kenbe estabilite ak entegrite tren tren yo. Li tipikman konsiste de eleman tankou klip, kousinen, boulon, ak nwa, ki fèt yo bay yon koneksyon an sekirite ant tren an ak travès la.

P50 Rail Fastening System Konpozan
| Non | Estanda | Materyèl | Pwa (KG) | Kantite |
| Rail doub tèt vis | TB564 | Q235 | 0.594 | 4 |
| Rail machin pou lave plat | TB1495.4 | Q235 | 0.112 | 4 |
| Rail Egzagòn nwa M24 | GB41 | Q235 | 0.069 | 4 |
| Rail clip A&Rail clip B | TB1495.2 | 60Si2Mn | 0.48 | 4 |
| Rail Izolan 14# & Rail Izolan 20# | TB1495.3 | Q235 | 0.695 | 4 |
| Rail Izolan 10 # & Rail Izolan 6 # | TB1495.3 | Q235 | 0.695 | 4 |
| Plak gid tren | TB1495.5 | Pa66+30%GF | 0.046 | 4 |
| Rail Pad | N/M | EVA oswa kawotchou | 0.032 | 2 |

