Products Description
The SKL fastening system is very widely used in heavy haul, high speed or standard track. As a professional rail fastener manufacturer, GNEE Rail is dedicated in manufacturing and supplying various types of SKL fastening systems, rail fasteners and standard railroad components. According to SKL rail fastening standard, GNEE RAIL can provide SKL1, SKL3, SKL12 and SKL14 type clip fastening system, among them, SKL14 rail fastening system is the most widely used type.
SKL Rail Clips Mechanical Performance
|
Type |
Railway Clip SKL 12 | |||
| Or the type based on customers' drawings | ||||
|
Material |
60Si2MnA |
60Si2CrA | 55Si2Mn | 38Si7 |
| Chemical composition(%) | C:0.56-0.64, Mn:0.60-0.90, Si:1.60-2.00, Cr:≤0.35, P:≤0.03, S:≤0.03 | C:0.56-0.64, Mn:0.40-0.70, Si:1.40-1.80,Cr:0.70-1.00 P:≤0.03, S:≤0.03 | C:0.52-0.60, Mn:0.60-0.90, Si:1.50-2.00,Cr:≤0.35 P:≤0.03, S:≤0.03 |
C:0.35-0.42, Mn:0.50-0.80, Si:1.50-1.80, P:≤0.03, S:≤0.03 |
|
Hardness |
42-47HRC |
|||
| Fatigue life |
for Dia.18 is 3 millions cycles without breaking for Dia.20 is 5 millions cycles without breaking |
|||
|
Surface hardness |
~ 400-460 HV 30 (in line with ISO6507 or the same standard) |
|||
|
Fracture extension |
> = 8% |
|||
| Stretch |
> = 1300[MPa] |
|||
| Stretching extreme elasticity |
> = 1150[MPa] |
|||
|
Standard refers |
DIN17221, BS970, GB/T1222 |
|||
|
Type |
Railway Clip SKL 14 | |||
| Diameter |
φ13 |
|||
|---|---|---|---|---|
| Weight |
0.508kg/pc |
|||
| Material |
60Si2Cr, 38Si7, etc |
|||
| Hardness |
42-47HRC |
|||
| Surface Treatment |
Plain Oiled, Oxygen Black, Zinc Plated, Hot Dip Galvanized, Dacro coating, Color Painting |
|||
SKL Rail Clip Provided By Gnee
|
Type |
SKL 1 Rail Clip |
SKL 3 Rail Clip |
SKL 12 Rail Clip |
SKL 14 Rail Clip |
|
Secification |
ø13 |
ø13 |
ø13 |
ø14 |
|
Hardness |
42-47HRC |
42-47HRC |
42-47HRC |
42-47HRC |
|
Weight(kg) |
0.49 |
0.53 |
0.53 |
0.505 |
About the company
who choose us?
Gnee Rail is a professional railway parts manufacturer and supplier, supplying the SKL railway clips to the world. A variety of materials, sizes and surface treatment methods are available.
one-stop solution
professional team
high quality
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