M20, M22 & M24 TCBs are widely used for rail strengthening. TCBs are often used as rivet replacements and to complete emergency repairs.
Greenkote® anti-corrosion protection
Tension Control Bolts Ltd has its own metal coating plant producing an environmentally friendly anti-corrosion coating called Greenkote, which is comparable to galvanising, although it is harder wearing and readily accepts all paint systems. Learn more about Greenkote.