Button Head Oval Neck Rail Bolt with Nut

• Customized: Customized
• Certification: Arema, BS, ASTM, Uic, Tb
• Type: Track Train
• Size: M18, M20, M24, Las Ordered
• Product Grade: Gr8
• Transport Package: Woven Bag and Wood Pallet
• Model NO.: ZBRF
• Specification: SGS (ISO certificated Square Head Bolt)
• Trademark: ZBRF (ISO certificated Square Head Bolt)
• Origin: Taicang, Jiangsu
• Production Capacity: 36000 Tons (ISO Certificated Square Head Bolt)

Product Description

Button Head Bolt with Square Nut is used in railway construction as the means of securing the track's rails to the surface they are applied to.The sizes of track bolts are varying with the requirements of the section of rail. The proper diameter and length of the track bolt can be determined by checking the applicable railway standard .The track bolts can be classified into several types, such as, button head oval neck track bolt, diamond neck track bolt, fish bolt, track bolt of Russian standard, clip bolt, clamp bolt and inserted bolt for Russia, anchor bolt, T-bolt clamp and other special bolts, etc.

 

 

Zhongbo Railway Fastening co.,Ltd  can supply the railroad products with track bolts, hook bolts, hex bolts, oval neck bolts, diamond neck bolts and square bolts.

 

Materials: Steel Q235, 35#, 45#; Alloy Steel 40Cr, 42CrMo, 35CrMo

Grade: 4.6/4.8/5.6/5.8/8.8/10.9/12.9, AREMA Gr5/Gr8

Standard: AREMA, UIC, DIN, BS, GOST, NF, JIS, GB/TB, AS or required specification from clients

Type: Fish Bolt/ Frog Bolt/ Clip Bolt/ Clamp bolt

Surface: Plain Oiled, Oxygen Black, Zinc Plated, Hot Dip Galvanized, Dacro coating

 

Most popular bolt:

Fish bolts with button head and square head are most popular, with specifications as below:

Type	Button head oval neck fish bolt
	Button head diamond neck fish bolt
	Square head fish bolt
Grade	4.6	5.6	8.8	10.9
Material	Q235	35#	45#	40Cr
Mechanical properties	Tensile strength:≥400Mpa	Tensile strength:≥500Mpa	Tensile strength:≥800Mpa	Tensile strength:≥1000Mpa
	Yield strength:≥240Mpa	Yield strength:≥300Mpa	Yield strength:≥640Mpa	Yield strength:≥900Mpa
	Elongation:≥22%	Elongation:≥20%	Elongation:≥12%	Elongation:≥9%
	Cold bending:90 degree without crack	Cold bending:90 degree without crack	Cold bending:90 degree without crack	Cold bending:90 degree without crack
Surface	Plain (oiled), Oxide black, Zinc, HDG, wax, bitumen, Dacromet, Sherardizing
Standard refers	AS, BS 64, DIN, AREMA/SAE,NF,JIS

 

Accessories

* Nut:

Type: square nut/heavy square nut/hex nut/heavy hex nut/flange nut/slotted nut/lock nut/wrench nut, etc.

Material:Steel Q235, 35#, 45#; Alloy Steel 40Cr, 42CrMo, 35CrMo

Grade: 4/5/8/10/12, AREMA ,SAE J995

Surface: Plain Oiled, Oxygen Black, Zinc Plated, Hot Dip Galvanized, Dacro coating

 

*Spring washer

Material: 65MN/60Si2Mn

Grade: AREMA 1967/ GB

Surface: Plain Oiled, Oxygen Black, Zinc Plated, Hot Dip Galvanized, Dacro coating