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Track Bolt

Track bolt is also called rail bolt, used to fasten rail joints to link rails or to fix the sleepers with rails. Track bolts sizes are changing along with the requirements of the section of rail. The track bolts can be classified into several types, Fish bolts and Anchor bolts are two main varieties.

AGICO Track Bolts

The parameters of AGICO Track Bolts are presented in the following for your reference:

Fish bolt

Square head fish bolt Square head fish bolt Size: M20, L as ordered
Grade: 4.6, 5.6
Standard refers: DIN5903-2 Type B
Surface treatment: Zinc plated, hot dip galvanized
Cup head oval neck fish bolt Cup head oval neck fish bolt Size: M18, M20, M22, M24, L as ordered
Materials: Middle carbon steel
Standard refers: AS 1085.4, 6&7
Surface treatment: Black
British standard track bolt British standard track bolt Size: Dia. 3/4", 13/16", 7/8",15/16",1", L=3-7/8", 4-3/8", 4-5/16", 5", 6-1/4"
Materials: Normal strength, High strength
Standard refers: BS64
Surface treatment: Black
Application areas: British countries
BHON track bolt BHON track bolt Size: Dia. 5/8"-1-1/2", Length1-1/2"-13"
Grade: Gr2, Gr5, Gr8
Standard refers: AREMA & SAE J429
Surface treatment: Black, Zinc plated
BHDN track bolt BHDN track bolt Size: Dia. 15/16"-1-1/2", Length1-1/2"-13"
Grade: Gr2, Gr5, Gr8
Standard refers: AREMA & SAE J429
Surface treatment: Black
Application areas: North America
Day mark fish bolt Day mark fish bolt Size: A30, B30, A37, B37, A50, B50, B40N
Grade: 4.6, 5.6, 6.8, 8.8, 10.9
Standard refers: JIS E1107
Surface treatment: Black, Zinc plated, plain oiled
Russia scale fish bolt Russia scale fish bolt Size: 27x160
Material: Tensile stress 381KN
Standard refers: GOST 11530
Surface treatment: Plain oiled
DIN 5903 2 TYPE c track bolt German standard track bolt Size: M22, L=110mm, 120mm, M24, L=105 to 200mm
Grade: 4.6, 5.6
Standard refers: DIN5903-2 Type C
Surface treatment: Zinc plated, hot dip galvanized
German standard track bolt German standard track bolt Size: M20
Grade: 4.6, 5.6
Standard refers: DIN5903-1
Surface treatment: Zinc plated, hot dip galvanized
Application areas: France, North Africa
British 64 standard track bolt British standard track bolt Size: 7/8" x BSF4-7/8”, or BSW4-1/8"
Material: Normal Strength
Standard refers: BS64
Surface treatment: Black
British black track bolt British standard track bolt Size: 15/16" x BSF4-1/2", or BSW4-7/8"
Material: Normal strength
Standard refers: BS64
Surface treatment: Black
Application areas: British countries
BHON track bolt square head frog bolt BHON track bolt& Square head frog bolt Size: Dia.3/4"-1-1/8", Length1-1/2"-6-1/2"
Grade: Gr2, Gr5, Gr8
Standard refers: AREMA & SAE J429
Surface treatment: Black
Heavy hex head frog bolts Heavy Hex Head Frog Bolts Size: Dia.3/4"-1-3/8", Length up to 30"
Material: A325
Standard refers: ASTM A325
Surface treatment: Black, Zinc plated

Anchor bolt

Insert bolt Insert bolt Size: M18, M22, L=135, 167, 175, 195mm
Material: Q235, C35, C45, 35CrMo, 42CrMo
Standard refers: NF F50-010
Surface treatment: Zinc plated, hot dip galvanized
Application: Anchored in concrete sleeper, fastening together with nuts and washers for spring blade type fastening system.
Anchor bolt Anchor bolt Size: M16 to M48, L=100 to 500mm
Material: Q235, C35, C45, 35CrMo, 42CrMo
Standard refers: DIN529, ISO898-1
Surface treatment: Oxide black, Zinc plated, hot dip galvanized, Dacromet, Sherardized
Application: Anchored in concrete sleeper for K type fastening system.
B30 bolt for metro B30 Bolt for Metro Size: Dia. 30mm
Material: Low carbon steel Q235
Surface finish: Dacromet.
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Specific quality control rules and manuals are available, each steps take quality assurance measure.
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