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Identification of train brake systems

Identification of train brake systems

Summary Air brakes, hand brakes, and dynamic brake grids can fail. Composition brake shoe material can be worn away, leaving the material backing plate which can come in contact with the rail wheel. When a dynamic brake grid fails, the train crew may hear a loud noise or explosion.Dynamic brake grid fragments may be found both inside, and some distance away from the railroad tracks. Dynamic brake grid material may or may not be magnetic.

Nov 09,2022

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What are rail pads made of

What are rail pads made of

The currently world-wide used track elastic rail pad materials include: 1.Rubber material: Natural rubber, Styrene-butadiene rubber(SBR), Neoprene, Nitrile rubber, EPDM rubber(Ethylene Propylene Diene Monomer Rubber) 2.Plastic material(HDPE、EVA、Nylon PA 6) 3.TPV- Thermoplastic Elastomer Dynamic Vulcanizate 4.Micro-foamed materials（Micro-foamed TPEE、TPU、TPV） 5.Micro-foamed thermoplastic elastomer 6.Other composite materials After comparison, it is not difficult to find, that there is a major difficulty in obtaining material parameters and properties that are applicable to a wide range of conditions.  So we need to choose the proper material for rail pad considering both costs and required performance of the local railway companies.

Oct 20,2022

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How to choose the ideal rail joint bar

How to choose the ideal rail joint bar

Requirements of an Ideal Rails joints a) Holding rail ends for continuity. b) Sufficient strength & stiffness. c) Adequate expansion gap. d) Adequate elasticity. e) Provision for wear at rail ends. It should not allow the rail ends to get battered in any case. f) Easy removal or replacement, flexibility. g) The joint should fulfill the above requirements with the minimum of initial & maintenance cost. (i.e. it should be economical)

Oct 18,2022

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What is type I elastic clip rail fastening system

What is type I elastic clip rail fastening system

Type I rail elastic clip (rail tension clamp) railway fastening system are used to connect 50, 60Kg/m steel rails with prestressed concrete sleepers, prestressed concrete wide sleepers, standard gauge railway lines with a straight line and a curve radius of not less than 300m, and the maximum height adjustment is 10mm.

Oct 11,2022

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Kunshan Alex Supplies Railway Fasteners For Jinhua Rail Transit Jinyi East Line

Kunshan Alex Supplies Railway Fasteners For Jinhua Rail Transit Jinyi East Line

Kunshan Alex Railway Fastening Co., Ltd has provided railway fasteners for the track inspection and maintenance of Jinhua Rail Transit Jinyi East Line： Rail tie plates and adjustment rail pads; Rail insulators; Track Bolts, Hex nuts, Plain washers; Rail gauge baffles Turn out rail adjustment plates

Oct 10,2022

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Patent: An anti-theft E type railway fastener

Patent: An anti-theft E type railway fastener

Patent: An anti-theft E type railway fastener Patent No.:  ZL 2019 2 1333770.2 Patent filing date: 16th Aug,2019 Patentee: Kunshan Alex Railway Fastening Co.,Ltd Add: Building 2, No.1255 Chengbei Road, Kunshan City, Jiangsu Province 215300, China Authorization announcement date： 26th June, 2020, Authorization announcement number: CN210856806 U

Aug 29,2022

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Shipment of Aluminum vortok coil

Shipment of Aluminum vortok coil

A new batch aluminum vortok coil were ready to be shipped to customer.

Aug 09,2022

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Patent: A spring steel anti-creeper

Patent: A spring steel anti-creeper

Aug 05,2022

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