China DM Mud Gate Valve Manufacturing
Description
The Mud Gate Valve, with superior design features precision workmanship and a proven principle are engineered to meet the harsh drilling requirements in today’s oilfield.
The Valve conforms to the standard flange dimensions and pressure rating of 3000 and 5000 PSI working pressure, the nominal size is 2”,3”,4”,4”x5’, and temperature service is up to 400°F.
The Valve standard trim includes 316SS Gates 316SS Stems and Buna N seats, optional trims are available which include Ni Plated Carbon Steel, Monel and Aluminum Bronze gates. Seats are offered in Viton and Hypalon and optional 303SS Stem is available.
Construction
All the Valves conform to API flange dimensions in all pressure class ratings. The valves have rising stems that are driven by a double-threaded hub for quick opening and closing with minimum torque. The permanently lubricated stems and stem screws are fully sealed, which get high and low-pressure sealing through the support ring.
Sheet1
| item | Component |
| 1 | Body |
| 2 | O-Ring |
| 3 | Seat |
| 4 | Gate |
| 5 | Down Stop Ring |
| 6 | Stem |
| 7 | Bonnet |
| 8 | Stud |
| 9 | Nut |
| 10 | Packing Ring |
| 11 | Packing |
| 12 | Packing Gasket |
| 13 | Retainer |
| 14 | O-Ring |
| 15 | Stem Nut |
| 16 | Key |
| 17 | Grease Cup |
| 18 | Screw Housing |
| 19 | Stud |
| 20 | Nut |
| 21 | Handle Assy |
| 22 | Stem Protector |
Sheet2
| item | Component |
| 1 | Body |
| 2 | O-Ring |
| 3 | Seat |
| 4 | Gate |
| 5 | Stem |
| 6 | Bonnet |
| 7 | Stud |
| 8 | Nut |
| 9 | Packing Assy |
| 10 | Packing Gasket |
| 11 | O-Ring |
| 12 | Retainer |
| 13 | Stem Nut |
| 14 | Stem Housing |
| 15 | Coupling |
| 16 | Stud |
| 17 | Nut |
| 18 | O-Ring |
| 19 | Hub Assy |
| 20 | Lock Handle |
| 21 | Lock Handle Pin |
| 22 | Lube Fitting |
