Parallel pipe threads (PF) specified in JIS are used to connect fluid equipments, plumbing parts, pipes where densityresistance is unnecessary in their mechanical connection.Limit gauges for parallel pipe thread( PF) are used for inspecting the dimension of such the threads.
Parallel pipe threads (PF) specified in JIS are used to connect fluid equipments, plumbing parts, pipes where densityresistance is unnecessary in their mechanical connection.
Limit gauges for parallel pipe thread( PF) are used for inspecting the dimension of such the threads.
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