1. Material:astm-197,astm a47
2. Coating: hot dipped galvanized
3. Certificate: ISO9001:2000
4. Third Inspection: BV, SGS, DNV and so on.
5. Place of Origin: Shijiazhuang City, Hebei Province
6. Packing: Brown Carton, White Carton, Gunny bag , Pallet