Tr22 Special Head Screw Spike

Basic information of Tr22 Special Head Screw Spike 

1.Description: special head screw

2. Size: Tr22×149mm

3. Material to property:

-Grade 4.6，5.6 to UIC864-2

4. Finish: Plain, Hot dip galvanized, or zinc plated according to requirements of customer.

5.Reference project

Ecuador railroad network since 2015

Photos of Tr22 Special Head Screw Spike 

Main styles of Screw spike for different market

* North America-High strength screw spikes

1.Description：High strength screw spikes

2. Size: 1x5-1/8”, 1x6”, 1x7”

3. Specification: high strength, AREMA 2012

4. Finish: Waxed

5.Reference project

NYCT 2.5 million pcs since 2012

* North America-Normal strength AREMA 2012 or ASTM A66

1.Description：Screw spikes

2. Size: 15/16x6”

3. Specification: Normal strength AREMA 2012 or ASTM A66

4. Finish: Plain finished

5. Packing in 50lb plastic keg

6. Reference project

Supplied 3 million pcs since 2010 to North America

* North America-CS screw spike

1.Description：CS screw spike

2. Size: 15/16”x6-1/2”

3. Material to property:

-Tensile strength 120000 PSI

4. Finish: Hot waxed

5. Reference project

Supplied more than 1 million to North America since 2017

* South America

1.Description：Screw spikes

2.Size: 23x105mm/23X110mm

3.Material: 4.6 to UIC864-1

4.Finish: Plain finished

5.Reference project

Supplied 2 million pcs to South America

* South America-No.2 Screw spike

1.Description: No.2 Screw spike

2. Size: 24x145

3. Material to property:

-Grade 4.6 to UIC864-1 or AISI 1020 steel

4. Finish: Plain oiled.

 5.Reference project

Supplied about 2 million pcs to South America since 2006

* Europe

1.Description: BS Screw spikes

2. Size: 1”x6-5/16", 1"X5-1/8",1"X6-1/8", 1"X6-3/8"

3. Material to property:

-Tensile strength 775-925 N/mm2

-Elongation 20%

-Impact strength KCU≥ 65J

4. Finish: Hot dip galvanized, Black

5.Reference project

Supplied more than 1 million to London Underground since 2008

* Ss & DHS for fastening system

1.Description: DHS35 screw spike

2. Size: 24x161

3. Material to property:

-Grade 5.6 to UIC864-1

4. Finish: Hot dip galvanized, or zinc plated according to requirements of customer.

5.Reference project

Supplied about 1 million pcs to Saudi Arabia since 2014 for SKL14 fastening

1.Description: Ss Sleeper screw including Ss8, Ss25,Ss35,Ss36

2. Size: 24x160 (length 150mm is available), 24X161

3. Material to property:

-Grade 4.6, 5.6 and 8.8 to UIC864-1

4. Finish: Plain oiled, hot dip galvanized, zinc plated.

5. Supply reference

Supplied about 2 million to Kazakhstan since 2009 for SKL14 fastening system

Photos of Track spike