KPO Rail Fastening System
| KPO clip | Screw spike | HS bolt | Hex nut | Double coil spring washer | Base plate | |
|---|---|---|---|---|---|---|
| Pieces required | 2 | 2 | 4 | 2 | 2 | 1 |
| Raw material | Q235 |
Grade 4.6: Q235 Grade 5.6: 35# Grade 8.8: 45# |
Grade4.6: Q235 Grade5.6: 35# Grade8.8: 45# |
Grade 5: 35# Grade 8: 45# |
65Mn | Casting iron QT500-7, QT450-10, or forging low carbon steel or high carbon steel |
| Type | KPO3, KPO6, KPO9 |
M24×150mm M24 ×160mm M24 ×180mm |
HS26, HS32 | As ordered | As ordered | UIC54,UIC60, 50kg rail, 60kg rail,S49 in ordered size |
| NOTE | Standard: DIN5906 | Standard: ISO898-1, UIC864-1 & NF F500-50 |
Diameter: 22mm or 24mm Length: 55mm, 65mm, 75mm, 90mm |
Standard: DIN985 | Standard: UIC864-3 | Standard: UIC864-6 |
SKL Clip (SKL3 / SKL12 / SKL14) Rail Fastening System
| SKL tension clip | Ss35 screw spike | Flat washer | Plastic dowel | Guide plate | Rail pad | |
|---|---|---|---|---|---|---|
| Pieces required | 2 | 2 | 2 | 2 | 2 | 1 |
| Material | 60Si2CrA, 60Si2CrA, 38Si7 |
Grade 4.6: Q235; Grade 5.6: 35# Grade 8.8: 45# |
Q235 | HDPE, Reinforced Nylon 66 (PA66) | Reinforced Nylon 66 (PA66) | EVA, or rubber |
| Size | skl1,skl3,skl12,skl14 | M24×150mm | Uls7 | For different sizes of screw spike | UIC54, UIC60, 50kg rail, 60kg rail, and other sizes as ordered | |
| NOTE |
Hardness: 42-47HRC 5 millions cycles without breaking Standard: DIN17221, GB/T1222 |
Standard: ISO898-1, UIC864-1 and NF F500-50 | Standard: EN10025, EN10139 | To insert into concrete sleeper | Customized products available | |
SKL-14 Rail Fastening System (AREMA Standard)
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| Angled Guide Plate | Rail Pad |
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| Plastic Nylon Screw Dowel | Flat Washer |
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| Screw Spike | SKL14 Tension Clamp |
| Composition | Rail Tension Clamp | Angled Guide Plate | Rail Pad | Screw spike | Flat washer | Plastic dowel |
|---|---|---|---|---|---|---|
| Type | SKL14 | Wfp14K-12 | As drawing | 24*161mm | As drawing | As drawing |
| Material | 60Si2CrA | PA66 | EVA | 35# steel | Q235 steel | PA66 |
| Weight (kg) | 0.495 | 0.17 | 0.17 | 0.635 | 0.048 | 0.072 |
| Requirement | HRC41-46 | black | 6mm | L=135mm |
E-clip Rail Fastening System
| E-clip | Shoulder | Rail Pad | Insulator | |
|---|---|---|---|---|
| Pieces required | 2 | 2 | 1 | 2 |
| Material | 60Si2MnA, 60Si2CrA | QT500-7, QT450-10 | HDPE, rubber or EVA | Reinforced Nylon 66 (PA66) |
| Size | Dia. 16mm,18mm or 20mm (E1809, E2006,E2007,E2009,etc) | For UIC54, UIC60, 115RE, BS80lbs, BS100lbs, 50kg rail, 60kg rail, etc. | ||
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Note:
Hardness of E-clip is 44-48HRC;Toe Load for E-clip is 500-700kgf (Dia.16mm); 750-900kgf(Dia.18mm); 1100-1400kgf(Dia.20mm); Fatigue life of E-clip is 5 millions cycles without breaking DIN17221, BS970, GB/T1222 qualified E-clip |
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Nabala Clip (Spring Blade) Rail Fastening System
| Nabla clip | Insulator | Screw spike | Spring washer | |
|---|---|---|---|---|
| Pieces required | 2 | 2 | 2 | 2 |
| Material | 60Si2MnA, 60Si2CrA | Reinforced Nylon 66 (PA66) | Grade5.6:35# | ML08AI |
| Size | 4mm or 4.5mm thick |
UIC54,UIC60, 50kg rail,60kg rail |
18.25x34x78mm | |
| Note |
42-47HRC 3 million times without breaking Application for different rail type |
Density:1.3-1.45g/cm3 Tensile strength:≥170Mpa Elongation:≤4.4% Bending Strength:≥250Mpa Impact Strength(No gap):≥80KJ/m2 Melting point:250-270℃ Insultion resistance:≥1X108Ω Glass fiber content:30-35% Hardness:≥110HRR |
Tensile strength:≥500Mpa Yield strength:≥300Mpa Elongation:≥20% Cold bending:90 degree without crack |
Chemical composition(%): C:0.05-0.10, Mn:0.30-0.60, Si:≤0.1, Cr:≤0.2, P:≤0.035, S:≤0.035 |
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