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Shear pin safety valve can be connected in two ways, one is threaded connection, and the second is flange connection. It is an insurance of mud pump, before the pump working, according to the cylinder and piston specification determines the rated pressure, the safety valve cover off the shear pin on the clipboard into the pin hole. If the pump head pressure exceeds the rated pressure, shear pin will be cut and mud from the side of the vent valve, play a protective role.
DEMCO style JA-3 Shear Relief Valve 3"-5000psi, which is popular used in BOMCO Mud Pump F1300/1600, HHF1300/1600 and 3NB1300/1600. There is Threaded and Flanged connection, union is available upon request.
Compared with spring and membrane valves, the valve has following features:
1. Flexible opening and closing;
2. Small pressure-bearing piston area;
3. Simple reset;
4. Good generality available for connection with various pumps.
Specifications
1. Shear pin relief valve
2. Type:JA-3
3. Flange / screw thread connection
4. Max pressure: 5500 PSI
JA-3 type of shear relief valve is applicable to high-pressure spray rig which is widely generalized now and also used for the high-pressure cyclic systems of other media (such as oil and water).
| Brand | Type | ||||||
| Emsco | F-500 | F-650 | F-800 | F-1000 | FA-1300 | FB-1300 | FA-1600 |
| FB-1600 | FC-1300 | FC-1300 | |||||
| Gardener Denver | PZ-7 | PZ-8 | PZ-9 | PZ-10 | PZ-11 | ||
| National | 7-P-50 | 8-P-80 | 9-P-100 | 10-P-130 | 12-P-160 | ||
| Ideco | T-800 | T-1000 | T-1300 | T-1600 | |||
| Oilwell | A-350 | A-560 | A-650 | A-850 | A-1100 | A-1400 | A-1700 |
| UNBT | 950 | 950L | 1180 | 1180L | |||
| HongHua | 3NB-500 | 3NB-800 | 3NB-1000 | 3NB-1300 | 3NB-1600 | 3NB-2200 | |
| Bomco | |||||||
| Lanzhou | F-500 | F-800 | F-1000 | F-1300 | F-1600 | F-2200 | |
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
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