Oxide Black Rail Fastening System For Railroad 44 - 48HRC Hardness SKL 14 manufacturer from China Shanghai Suyu Railway Material Co.,Ltd.

Place of Origin:

Zhejiang, China (Mainland)

Product Detail

Model No.: SKL 14

Oxide Black Rail

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 Fatigue test: When the clip spring deflection reaches 9.1mm and the swing deflection is 1.42mm, the fatigue life will be 5 millions cycles without breaking. Standard: DIN17221, GB/T1222
Ss35 screw spike	M24×150mm M24 ×160mm M24×180mm	Grade 4.6: Q235 Grade 5.6: 35# Grade 8.8: 45#	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:

Skl 14 R tension clamp with 1.8 mm fatigue strength
Rail tilting protection by middle bend of the tension clamp and special design of the angled guide plate
Pre-assembly of all components in the sleeper factory possible
Reduction of maintenance costs by permanent elastic tensioning of the rail with tension clamps (2 x 12 kN toe load)
Gauge adjustment ±10 mm in 2.5 mm steps

Produce Process

Clip Production Process