TAICANG ZHONGBO RAILWAY FASTENING CO., LTD.
Brand: ZBRF
Place Of Origin: China
Trademark: Zbrf
Type: Track Train
Origin: China(Mainland)
Transport Package: Woven Bag, Pallet
Specification: Sgs, Crcc
Payments: Tt/ L/C
Delivery Time: 25-30 Days
Surface Finishing: Plain Oiled, Hdg, Zinc Plated,Etc.
Material: Q235,35#,45,40cr
Size: 1x5，1x6，1x5-1/2，7/8x5 Etc
Standard Refers: Arema
Grades: Gr5，gr8.
Packaging: Keg/Bag_pallet
Transportation: Ocean,Land,Air,Express
Place of Origin: China
Supply Ability: 16000tons
Certificate: ISO4001/ISO9001/ISO45001
Port: Shanghai
Payment Type: L/C,T/T
Incoterm: FOB,CFR,CIF,EXW,FCA,CIP,DDP,DDU,Express Delivery
Button Head Diamond Neck Bolt 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.
Track bolt main specifications
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
Other bolt styles
*Clip bolt for tension clip
*Clamp bolt for clamp
* Frog bolt for turnout: square head bolt/thin square head drilled bolt/BHON bolt
*Tunnel Bolt: Spear bolt/ curved bolt
Product Categories : Track Work Fasteners > Track Bolt
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