1. Materiaal: Ductile izer
2. Standert: ISO2531, EN545, BS4772
3. Grutte: DN60mm-1200mm
4. hardness: maximum≤250HB
5. Proof stress: minimum≥300MPA
6. Tensile Strength: minimum≥420MPA
7. boerebedriuw: minimum≥5%
8. Packing: houten gefallen mei plastic laach, houten pallets mei plastic laach, stalen kisten
9. Sertifikaat: ISO 9001 2008 en BV Product oerienstimming
10.Coating: Cement lining binnen, sink primer en bitumen skilderij bûten; fusion bonded epoksy coating; bitumen skilderij binnen en bûten reade anti-rust coating.