China Factory for Black Bitumen Painting Manhole Cover - collar – SNODE Detail:
1. Material: Ductile iron
2. Standard: ISO2531,EN545,BS4772
3. Size: DN60mm-1200mm
4. Hardness: maximum≤250HB
5. Proof stress: minimum≥300MPA
6. Tensile Strength: minimum≥420MPA
7. Elongation: minimum≥5%
8. Packing: wooden cases with plastic layer ,wooden pallets with plastic layer, steel crates
9. Certificate: ISO 9001 2008 and BV Product Conformity
10.Coating: Cement lining inside, zinc primer and bitumen painting outside; fusion bonded epoxy coating; bitumen painting inside and outside red anti-rust coating.
Product detail pictures:




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Staff is skilled, well-equipped, process is specification, products meet the requirements and delivery is guaranteed, a best partner!





