1. Material: Rst37.2, s235jrg2, c22.8, ss400, sf440a, a105, q235 etc.
2. Size: 1/2"-40"
3. Standard: Ansi; Din; Bs; Uni; Jis; Sabs1000/3, etc.
4. Type: Welding plate flange, slip-on flange, welding neck flange, threaded flange, socket welding flange, lap-joint flange, blind flange,
5. Surface treatment: Transpaent/yellow/black anti-rust paint, tranparent oil.
6. Packing: Wooden case and plywood pallet or as per customers'requirement.