TAICANG ZHONGBO RAILWAY FASTENING CO., LTD.
Brand: ZBRF
Place Of Origin: China
Trademark: Zbrf
Type: Track Train
Origin: China(Mainland)
Transport Package: Wooden Case
Surface Finishing: Plain Oiled, Hdg, Zinc Plated,Etc.
Standard: Arema, Sae J429
Grades: Gr5
Size: 7/8"xl,3/4"xl, 1-1/8"xl,1"xl
Material: 45#,40cr,Etc.
Application: Frog And Crossing
Packaging: sea-worthy wooden case
Productivity: 8 million anually
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
Square head bolt is used in frogs and crossings. Frog bolts have different styles due to different usage, incuding BHON bolt, square bot, thin sqaure bolt, drilled squarebolts, etc. Bolts are manufactured with full body rolled in grades 5 and 8 with AREMA or SAE J429 standard.
Technical Parameters of Square head bolt
Standard: AREMA, SAE J429
Material: 45#, 40Cr,etc
Size: 7/8"XL,3/4"XL, 1-1/8"XL,1"XL
Grade: Gr5
Photos of Square head bolt
Other Track Bolt styles
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 : Turnout Fasteners > Frog Bolt
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