Through bolt with nut&washer for crane rail

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Min. Order:: 1 Piece/Pieces

Min. Order:: 1 Piece/Pieces

Transportation:: Ocean, Land, Air, Express

Port:: Shanghai

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Basic Info

Place of Origin:	China
Payment Type:	L/C,T/T
Incoterm:	FOB,CFR,CIF,EXW,FCA,CIP,DDP,DDU,Express Delivery
Certificate:	ISO4001, ISO9001, ISO45001
Transportation:	Ocean,Land,Air,Express
Port:	Shanghai

Product Description

Crane rail through bolt is also called through bolts, are designed to fixing rail clips to base plates at crane rail tracks. The clip body and cam can be hot-dipped galvanized with no reduction in lateral resistance rating. This is because the clip performs as a bearing connection.

Technical Parameters of Crane rail through bolt

Size: M20X45

Material: Carbon steel or alloy steel to grade 8.8

Mechanical properties:

Tensile strength Yield point Hardness Elongation Proof load

Bolt ≥800Mpa ≥640Mpa 22-32HRC ≥12% -

Nut - - 233-353HV - 920Mpa

Washer - - 295-350HV - -

Reference project of Crane rail through bolt

1. Indonesia

2. UK

3. China

Photos of Crane rail through bolt

Crane Rail Through 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