API 6A Demco DM Butt Weld, Flange connection Mud Gate Valve
Designed for dependable, heavy-duty performance in abrasive service conditions, the DEMCO DM 5000-psi gate valves are commonly selected for a number of oilfield applications, including:
- MPD systems automated
- Pump-manifold block valves
- High-pressure mud mixing lines
- Standpipe manifolds
- High-pressure drilling system block valves
- Wellheads
- Well-treating and frac service
- Production manifolds
- Production gathering systems
- Production flow lines
Interchangeable with DEMCO 5000 PSI mud gate valves.
In-Line field repairability. For internal parts inspection, or routine maintenance, the bonnet assembly can be quickly removed from the valve body. Parts are replaced as needed, the bonnet assembly re-installed, and the valve is tested and returned to service.
Open and close with ease. Double acting threads and rising stem design mean that opening and closing the gate happens quickly, and with minimal effort to rotate the handle assembly.
Structure & *Major Repair |
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Item |
Description |
Item |
Description |
1 |
Body |
13 |
Retainer |
*2 |
Seat |
*14 |
Bearing |
*3 |
Gate |
*15 |
Stem Screw |
*4 |
Stem |
16 |
Screw Housing |
*5 |
Bonnet Seal |
17 |
Bonnet Stud Nut |
6 |
Down Stop Ring |
18 |
Bonnet Stud |
7 |
Bonnet |
*19 |
Stem Screw Seal |
8 |
Body Stud Nut |
*20 |
Key |
9 |
Body Stud |
21 |
Hub Assy. |
*10 |
Stem Seal Assy. |
22 |
Tube |
11 |
Stem Bushing |
23 |
Stem Cap |
*12 |
Sec. Seal |
24 |
Lube Fitting |
1) How can I place an order?
A: You can contact us by email about your order details, or place an order online.
2) How can I pay you?
A: After you confirm our PI, we will request you to pay. T/T and Western Union are the most usual ways we are used.
3) What's the order procedure?
A: First we discuss order details and production details by email or TM. Then we issue you a PI for your confirmation. You will be requested to do prepaid full payment or deposit before we go into production. After we get the deposit, we start to process the order. We usually need 15-25days if we don't have the items in stock. Before production has finished, we will contact you for shipment details, and the balance payment. After payment has been settled, we start to prepare the shipment for you.
4)How do you take care when your clients received defective products?
A: replacement. If there are some defective items, we usually credit them to our customer or replace them in the next shipment.
5)How do you check all the goods in the production line?
A: We have spot inspection and finished product inspection. We check the goods when they go into the next step production procedure