Active Member
|
[China]
Address: No.199 Huanlou Road,Economic Development Zone,Kunshan City,Jiangsu
Contact name:
Suzhou Zhongyue Railway Material Co.,Ltd. |
|
|
ZhongYue railway fasteners rail accessories dive spike dog screw spikes
Introduce
Track spikes are used to fasten sole plates and ribbed base plates to wooden sleepers. direct fastenings of rails on concrete and wooden sleepers. Characteristically, the sleeper screw thread may only be produced in a hotforming operation. The different shapes of the head correspond to the pass form of the respective spanner used for fastening and loosening of the rail sleeper screws.
Description
| Grade | 4.6 | 5 .6 | 8.8 |
| Material | Q235 | 35# | 45# |
| Mechanical | Tensile strength: ≥ 400Mpa | Tensile strength: ≥ 500Mpa | Tensile strength: ≥ 800Mpa |
| Yield strength: ≥ 240Mpa | Yield strength: ≥ 300Mpa | Yield strength: ≥ 640Mpa | |
| Elongation: ≥ 22% | Elongation: ≥ 20% | Elongation: ≥ 12% | |
| Cold bending: 90 degree | |||
| without crack | |||
| Surface | plain (oiled) , Oxide black, Zinc, HDG, wax, bitumen, Dacromet, Sherardizing | ||
| Standard refers | ISO898-1, UIC864-1, and NF F500-50 | ||
Note (4.8 as a sample)
the first 4: tensile strength of material Q235 is 400MPa;
the second 0.8: the yield ratio is 0.8;
the yield strength of material Q235 is 400MPa x 0.8 =320 MPa.
MOQ: 1.0MT per model
Packing: 25Kg plastic bags and wooden pallets or according to
clients' requirement
Process
Surface Treatment
Inspection machine
