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UIC Standard Black Railway Sleeper Screws For Fastening Rails

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Ss series railroad screw spike:

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Shanghai SUYU Railway Material Co., Ltd. has been manufacturing screw spikes since its being built in 2003. With rich experience in manufacturing and exporting, our products have?been exported all around the world. We have 5 senior engineers to design?any screw spikes you need. In the factory, there are 20 technicians and 200 experienced workers who make the production more efficient. So, we can save the production cost maximumly, thus making the price very competitive. The inspetion center controls the quality strictly to assure the screw spikes meet customers& acute; requirements.

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Technical specification for reference:

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Tensile Strength | Yield Strength | Elongation | Reduction of?area | Hardness | Bend?test | Workmanship |
120,000 psi?min. | 92,000 psi?min. | 14%?min. | 35%?min. | HRc?22?min.-HRc?32?max. | Full?size?carbon steel?screw?spikes shall?stand?being ?bent?cold?45° around?a?pin?3 times?the?spike& acute;s diameter?without cracking?on?the outside?of?the bent?portion | Screw?spikes shall?be free?from?burrs, seams, laps,?loose?scale, irregular surfaces,?and any?defects affecting?their serviceability |
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Dimension and weight:

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Type | Dimension (mm) | Weight (Kg) |
Ss5-150 | M24×150 | 0.545 |
Ss8-140 | M24×140 | 0.528 |
Ss8-150 | M24×150 | 0.548 |
Ss8-160 | M24×160 | 0.568 |
Ss23-160 | M24×160 | 0.645 |
Ss25-165 | M24×165 | 0.625 |
Ss35-161 | M24×160 | 0.657 |
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Other?kinds:

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With more than 10 years& acute; history, SUYU has manufactured many?kinds of railroad screw spikes. They are mainly: (1) Ss series according to UIC864-1. (2) 3V sleeper screw as per NF F50006.?(3)?TR thread screw spike. (4) Screw spike for Metro. (5) Screw spike for South Amerca. (6) Screw spike wih big disk for Africa. (7) High tensile screw spike. (8) Coach screw. (9) Dive spike. (10) Screw spike ASTMA66-87. (11) DHS35 screw spike. (12) T type thread screw NF F500-15. (13) Hex head screw spike. (14) Special screw spike.

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