1. Standard:(forged flange) ansi, jis, din, bs4504, sabs1123, en1092-1, uni, as2129, gost-12820 2. Type: plate, slip-on, welding neck.Thread, socket weld, blind 3. Size: 1/2-78 inch (dn15-dn2000) 4. Material: carbon steel: a105, ss400, sf440 rst37.2, s235jrg2, p250gh, c22.8 5. Surface treatment anti-rust oil, transparent/yellow/black anti-rust paint, zinc, 6. Inspection: factory in-house self check or third party inspection 7. Packing: no fumigate or fumigate playwood/wood pallet or case 8. Payment term: l/c at singht or 30days or t/t 9.Delivery time: within 30days for 1000tons 10.Supply capacity: 10000tons per year. Wooden cases