WHAT IS DIFFERANCE BEWTWEEN NP2 AND NP3 OF RCC HUME PIPE?
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Answer / sjtbehera
As per IS458-1988
NP2 is RCC hume pipe for light weight traffic
NP3 is rcc hume pipe for medium duty traffic
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Answer / mkg
np2 pipe withstand 4kg/cm2 pressure
np3 pipe 6kg/cm2
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