Pipe Threads Australia

BSP Thread

BSP(British Standard Pipe) is the most common thread in Australia.  There are two types of BSP threads: 

-BSPT(British Standard Pipe Taper) also known as R or Rc
-BSPP(British Standard Pipe Parallel) also known as G or Rp
Both have similar pitch and angle 55

NPT Thread

NPT( National Pipe Taper) is the most popular thread worldwide, specially in US and Canada. Many application in oil and gas industry use NPT thread.

NPT thread have 60 degrees of angle. Thus the NPT male will into female BSPT or vice versa bu the will no seal.

 

NEVER SWAP THREADS IN HIGH PRESSURE APPLICATIONS!