A compilation presenting advisable tightening values for bolted connections involving a particular class of pipe becoming is characterised by its stress ranking and doc format. One of these useful resource specifies the suitable rotational power to use to fasteners to make sure a safe, leak-proof seal inside piping techniques rated to resist pressures as much as 600 kilos per sq. inch. The knowledge is usually offered in a desk or graph inside a transportable doc format.
Correct utility of those values is important for sustaining the integrity and security of pressurized techniques. Utilizing the right rotational power prevents each under-tightening, which might result in leaks, and over-tightening, which might injury the flange or fasteners. These charts are sometimes derived from engineering requirements and producer specs and are important for technicians and engineers working with high-pressure piping.