En877 Flexible Interface Grey Cast Iron Drainage Pipe

En877 Flexible Interface Grey Cast Iron Drainage Pipe

smooth surface, good adhesion, corrosion resistance, no noise, tensile strength ≥200 MPa.
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Product Details



Building install, dirty water and rain water exhausting,


exchanging dirty air with pure air, facilities of hygene room and sewerage pipe.

Please allow me to introduce the products’ advantages:

l  fire resistance

l  longevity

l  corrosion resistance

l  superior strength

l  shielded coupling stops leaking

l  superior noise suppression

l  easy to assemble, install

Benefits of cast iron 

Performance at high temperatures:

 1. High temperature resisting properties 

 2. Heat resisitant & does not support combustion 

 3. High melting point to 1000℃

 4  It does not give off black smoke or gases when heated up 

 5 It  does not promotes the propagation of fire from one floor to another 

 6 very low coefficient of expansion & hence , great for  resisting thermal expansion


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