Fish Bolt

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Fish bolt are used for splice bar connections and SUYU can supply a range of fish bolts manufactured to international standards according to BS, ASTM and DIN, among others.

Listed below are examples of some of our fish bolt manufactured over the last several years as per BS 20M, 30M, 35M, 35R, 50 O, 60A, 75R, 80R, 80A, 95RBH, and 113A; DIN S10, S14, S18, S20, S24, S30, S49, UIC54, UIC60; and AREMA 40ASCE, 60ASCE, 75ASCE, 90ARA, 115RE.

This fish bolt is manufactured as per ASTMA-183. Track bolts come with heavy square nuts and Grade 2 heat treatment, with oval neck and diamond neck.
Material: 45#
Surface: Black
MOQ: 5000PCS
Packing: 200LB keg and wooden pallets or according to clients' requirement
Below are some of our main fish bolt products.

Button Head Oval Neck Track Bolt

Diameter	Length	Weight (Kg)
1/2"	1-3/4"	0.097
1/2"	2"	0.10
1/2"	2-1/4	0.112
5/8	2-1/2	0.183
3/4	3	0.328
3/4	3-1/2	0.339
3/4	4	0.356
7/8	4-1/2	0.559
7/8	5	0.593
1	5	0.8
1	5-1/2	0.839
1	6	0.879
1-1/16	6	0.995
1-1/8	6-1/2	1.186

Diamond Neck Track Bolts

Diameter	Length	Weight (Kg)
7/8	4-1/2	0.563
7/8	5-1/2	0.651
1	5-1/4	0.889
1	5-3/4	0.895

Note: All fish bolt dimensions given in inches

Material: Q235 and 45#
Grade: 4.8, 4.6, 5.6, .6.8, 8.8
Surface: Plain, black painting
MOQ: 5000PCS
Packing: Plastic bags and wooden pallets or according to clients' requirement

Nominal Size	Thread Length	Bolt Length
3/4	2	3-7/8
7/8	2-1/8	4-3/8
15/16	2-5/16	4-5/16
15/16	2-1/8	5
1	2-5/16	4-15/16
1	2-11/16	6-1/16

Note: All dimensions given in inches

We produce the fish plate bolt as per AS1085.4-1999. The nominal thread diameter is M20/M22/M24 and the thread of the fish bolts are finished square. A nominal 45 degree chamfer is to be provided to a depth slightly exceeding the depth of the thread, nut shall be in accordance with AS/NZS 1252.
Material: Q235 and 45#
Grade: 8.8
Surface: Plain, black painting
MOQ: 5000PCS
Packing: Plastic bags and wooden pallets or according to clients' requirement

Chemical composition and mechanical properties are shown below.

C	Mn	P	S
0.55(max)	0.25(min)	0.04(max)	0.04(max)

Tensile Strength	Yield Strength	Elongation
800Mpa	640Mpa	12%

We produce the fish bolts according the BS standard. These fish bolts can be manufactured to mild steel or high tensile steel Grade 8.8 as well as the latest Transnet specifications. Metric and imperial sizes are available and are used for fish plate of BS50, BS60R, BS70A, BS75A, BS75R, BS80A, BS80R, BS90A, BS90R, BS95A, BS95R, and BS95N.

Adhering to our quality first policy, SUYU pays great attention to quality control management on fish plate. We have been granted ISO9001-2008 certificates and have received the production license of China's Railway Ministry on railway products. We have a full set of inspection instruments to ensure all our fish bolt products are of high quality and up to customers' requirements.

As a leading manufacturer of rail fastening based in China, SUYU also produces many other railway fasteners, such as track spike, sleeper screw, rail anchor, rail joint bar, tie plate, rail clip, elastic rail clip, SKL tension clamp, rail shoulder, and so on.