1. flange type: plate flange, blind flange, lap joint flange, welding neck flange, slip on flanges, socket weldin flange, threaded flange, ring joint flange
2. pressure class: class 150, class 300, class 600, class 900, class 1500, class 2500
3. size: 1" -50"
4. material: carbon steel, stainless steel, alloy steel
5. surface treatment: as per the requirements of customer.
6. heat treatment: as per the requirements of customer.
7. packing: wooden case, plywood case, steel pallet, wooden pallet
8. qualification: ISO 9001:2008, ISO14001:2004, OHSAS18001:2007, CE-PED, ABS
9. OEM service