ISO2531 / EN545 ductile centrifugal cast iron pipe  with Zinc coating

centrifugally ductile cast iron pipes
1) Used for drinking water supply
2) according to ISO2531/EN545
3) high quality.

centrifugally ductile cast iron pipes  

Product Description

Ductile Iron Casting Pipe 
Material: Ductile iron 

(1) The standard: ISO2531-1998, BS EN545-2006 / BS EN598, Class: K9;
(2) Effective length: 6M for bulk shipment, 5.7M for 20\' or 40\' container shipment; 
(3) Inner surface cement lining according to ISO4179 and outer surface zinc+ bitumen coating according to ISO8179; 
(4) Zinc coating: At least 130G/M2 as per ISO8179; 
(5) Size rang DN80mm-DN1600mm for main and branch pipeline; 
(6) T type joint for easy connection; 
(7) High strength, lighter than gray iron, good corrosion resistance, small flow resistance, easy fixing, long life time; 
(8) Checked by automatic inspection equipment. 

Production Procedure: 

(I) Smelting and Nodulizing 
(II) Centrifugal Casting 
(III) Annealing Treatment 
(IV) Zinc Spraying for Corrosion Resistance 
(V) Rounding and Polishing 
(VI) Hydraulic Test 
(VII) Cement Lining and Preservation 
(VIII) Coating and Package 

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