British standard pneumatic valve main criteria

at present, every country in the world for pneumatic valves use standard is different, because the British standard pneumatic valve hit the Chinese market, so the British standard pneumatic valve using standard also is a major concern. This small make up will give you a specific interpretation of the British standard using standard of pneumatic valve.
and brake: the deadline: BS BS check: BS pneumatic ball valve: BS butterfly pneumatic valve:
BS, welding end:
BS, flanged end: BS BS
and inspection:
BS, pressure and temperature, fire prevention: BS BS