1.Standard: AWWA C207
2. Type: Steel-Ring
3.Pressure Class: Class B;Class D;Class E;Class F
4.Dimension: 4"-144"
5.Raw Materials: A105;A105N;A283; A350 LF1;A350 LF2;
6.Surface Treatment: Anti-rust Oil;Black Paint
As per customers' need
7.Packing: Plywood pallet/case;Steel pallet;Wood pallet
8.Heat Treatment: Normalizing;Annealing;Quechning+Tempering
As per customers' need
9. Payment Term: L/C or T/T
10.Delivery time: 20days