Oxide Black Rail Fastening System For Railroad 44 - 48HRC Hardness
One set of SKL-14 fastening system includes:
A) Tension clamp Skl14 -4 units;
B) Screw spike Ss 25/Uls 7 -4 units;
C) Angled Guide Plate Wfp-14K12 -4 units;
D) Plastic dowel -4 units;
E) Rail Pad 148/185/6- 2 units;
Technical Parameters
Part name | Type | Material | Finish | Remark |
SKL14 tension clip | Dia. 13mm | 60Si2CrA, 38Si7 | Plain oiled, color painting, or the other required ones. | Hardness: 42-47HRC |
Ss35 screw spike | M24×150mm | Grade 4.6: Q235 | Plain oiled, black oxide, galvanized, hot dip galvanized, Dacromet and sherardized | Standard: ISO898-1, UIC864-1 and NF F500-50 |
Plain washer | Uls7 | Q235 | Plain oiled, black oxide, galvanized, hot dip galvanized, Dacromet and sherardized | Standard: EN10025, EN10139 |
Plastic dowel | For different sizes of screw spike | HDPE, Reinforced Nylon 66 (PA66) | Black, blue, yellow, green or other color | For insert into concrete sleeper |
Guide plate | UIC54, UIC60, 50kg rail, 60kg rail, and other sizes as ordered | Reinforced Nylon 66 (PA66) | Black, blue, yellow, green or other color | Different designs are available. |
Rail pad | UIC54,UIC60, and size as ordered | EVA, or rubber | Black, blue, yellow, green or other color | Different designs are available. |
Features:
Produce Process
Clip Production Process | |
1 | raw material |
2 | shearing |
3 | heating to forging temperature (950-1000 degrees celsius) |
4 | forming |
5 | hardening |
6 | tempering below 350 degrees celsius |
7 | inspection |
8 | packing |
Surface Treatment
Inspection machine
Package
Application
Quotation necessity ( the more, the better )