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Square head bolt with nut and cotter pin

Square head bolt with nut and cotter pin

    Min. Order: 1 Piece/Pieces
    Packaging: sea-worthy wooden case
    Productivity: 8 million anually
    Brand: ZBRF
    Transportation: Ocean,Land,Air,Express
    Place of Origin: China
    Supply Ability: 16000tons
    Certificate: ISO4001, ISO9001, ISO45001
    Port: Shanghai

Product Description



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

Square Head Drilled 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




TAICANG ZHONGBO RAILWAY FASTENING CO., LTD.

 Taicang Zhongbo Railway Fastening Co.,Ltd is a leading manufacturer of railway fastening,with its mission of supplying high quality railway fastenings and reasonable prices to world wild railway. In ZBRF,customers have more choice of rail fastening solution,due to our wide range of products in different design and standards. The Initial team was devoting the production and developing technology of railway fastening since 1990's,Through these years'efforts,we have exported our products to more than 60 countries globally.Products meet main local railroad specifications like AREMA,DIN,UIC,EN,BS,AS etc.Certificates were awarded by our clients for approval of suppliers from the main railroad companies.

Company Info

  • Company Name: TAICANG ZHONGBO RAILWAY FASTENING CO., LTD.
  • Representative: Lin bo
  • Product/Service: Fastening for Railroad and Urban Transit , Track Work Fasteners , Crane Rail Fasteners , Fasteners for Turnouts , Tunnelling Materials , Rubber Products
  • Capital (Million US $): 56,000,000
  • Year Established: 2008
  • Total Annual Sales Volume (Million US $): US$10 Million - US$50 Million
  • Export Percentage: 41% - 50%
  • Total Annual Purchase Volume (Million US $): US$5 Million - US$10 Million
  • No. of Production Lines: 5
  • No. of R&D Staff: 5 -10 People
  • No. of QC Staff: 5 -10 People
  • OEM Services Provided: yes
  • Factory Size (Sq.meters): 1,000-3,000 square meters
  • Factory Location: 中国江苏省太仓市沙溪镇北陶湾路68号
  • Contact Person: Ms. Stella
  • Tel: +86-0512-53208521
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