AWWA Knife Gate Valve
Body: Ductile Iron
Gate: AISI 304
Seat: Metal/Metal or EPDM
Packing: PTFE
O-Ring: EPDM
Stem: Stainless Steel
Stem Nut: Brass
Yoke: Epoxy-coated Carbon Steel
Seat Retainer Ring: AISI 304
Axial Fixing Bush: AISI 304
Friction Washer: PET + solid lubricant
Guide Bush: Bronze
Spring Pin: AISI 420
Nominal Diameter: DN50 to DN20
Nominal Pressure: 100psi to 1000psi
Dimension                                                                                                        Unit: mm
150psi
| DN | 2 | 3 | 4 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 24 |
| F-F | 1-7/8 | 2 | 2 | 2-1/4 | 2-3/4 | 2-3/4 | 3 | 3 | 3-1/2 | 3-1/2 | 4-1/2 | 4-1/2 |
| OD | 6 | 7-1/2 | 9 | 11 | 13-1/2 | 16 | 19 | 21 | 23-1/2 | 25 | 27-1/2 | 32 |
| BC | 4-3/4 | 6 | 7-1/2 | 9-1/2 | 11-3/4 | 14-1/4 | 17 | 18-3/4 | 21-1/4 | 22-3/4 | 25 | 29-1/2 |
| RF | 3-5/8 | 5 | 6-3/16 | 8-1/2 | 10-5/8 | 12-3/4 | 15 | 16-1/4 | 18-1/2 | 21 | 23 | 27-1/4 |
| ID | 2 | 3 | 4 | 6 | 8 | 10 | 12 | 13-1/4 | 15-1/4 | 17-1/4 | 19-1/4 | 23-1/4 |
| N | 4 | 4 | 8 | 8 | 8 | 12 | 12 | 12 | 16 | 16 | 20 | 20 |
| D | 5/8″-11 | 5/8″-11 | 5/8″-11 | 3/4″-10 | 3/4″-10 | 7/8″-9 | 7/8″-9 | 1″-8 | 1″-8 | 1-1/8″-7 | 1-1/8″-7 | 1-1/4″-7 |
| H-CLS | 14-5/8 | 15-1/16 | 16-11/16 | 20-3/16 | 23-7/16 | 27-3/4 | 31-9/16 | 37-3/4 | 43-1/8 | 46-3/8 | 50-1/8 | 55-11/16 |
| H-OPN | 17-1/8 | 18-9/16 | 21-3/16 | 26-11/16 | 31-15/16 | 38-1/4 | 44-1/16 | 51-3/4 | 58-7/8 | 64-3/8 | 69-3/4 | 79-7/8 |
| H/W | 8 | 8 | 8 | 12 | 12 | 16 | 16 | 20 | 20 | 20 | 20 | 20 |
