ISO2531 ductile iron K7 pipe
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ductile iron K7 pipe
The product has long life, excellent tenacity, corrosion resistance, and convenient application
ductile iron K7 pipe
1. DN80-1200
2:Used for water piping
3:External coated with rich zinc plus bituminous paint
4:Internal coated with cement mortal lining
5:As per customer requirement painting zinc
6:processing technique: Sand cast and lost foam