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

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

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

Tensile Strength Yield Strength Elongation
800Mpa 640Mpa 12%


Fish bolt are used together with railway fish plate for steel rail connecting. They are made according to BS, ASTM, JIS DIN, and others. We especially good at manufacturing high strength and high tensile railway fish bolt. Such as grade 8.8 bolt, 10.9 bolt and 12.9 bolt.
We are a leading railway fish bolt manufacturer in China. We can also make other rail fastenings such as railway screw, plastic dowel, rail pad, railway insulator, rail fish bolt, railway base plate, rail anchor, railway shoulder, rail bolt, flat and spring washer,