RCC Pipes

What is the difference between Hume pipes, spun pipes, NP 2, NP3, NP4, pipes?
Test requirements of above pipes.

Questions by sandhyaraga

Showing Answers 1 - 6 of 6 Answers

Kamlesh

  • Mar 29th, 2016
 

Np3 150mm weight

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Aamir Patni

  • May 25th, 2016
 

Basic Difference between NP2, NP3 & NP 4 is due to quality of product.
The thickness is not main difference.
Generally thickness of pipes: NP4 > NP3 > NP2
NP 2 is used for normal flow and condition.
NP 3 & NP 4 is used for heavy work for durability also prefer higher class.
NP-2 has a collar joint
NP-3 has a ring with wicer joint

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