Of main manufacturers of railway parts. Changda people have continuously tried to improve product quality, introducing dia. 400 hot rolling mill line and a Micro-Computer Control Electro-Hydraulic Universal Testing Machine. Moreover, we have been improving our technical process, giving our company good technical capabilities. Our annual production capability is one hundred thousand tons of fishplates. Currently, our fishplates are already exported to America, Australia, South America, Africa, Vietnam. Our company has always focused on research, development and innovation, and has recently developed new standards fishplates. In 2008, we attained ISO9001 quality management certification. Our company will initiate the second phase of our development strategy. We regard "reasonable prices, efficient production time and good after-sales service" as our tenet. We hope to cooperate with more customers for mutual development and benefits. We welcome potential buyers to contact us.

Follow is a brief introduction of the track spike we supplied:

Sizes: 5/8 " * 6"
Grade: 4.8, 4.6, 5.8, 5.6
Surface: Black Plain (oiled), HDG, or as per clients' special requirement
Material: Carbon Steel, Q235, 35# etc.
Mostly our track spikes are exported, and they were produced as per International standard, UIC, JIS, ASTME, DIN etc.