Fujian zhichuan mechanical equipment Co., Ltd.
Fujian zhichuan mechanical equipment Co., Ltd.
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Product Description
Relief valve, also known as return valve, is a hydraulic pressure control valve.Relief valves are divided into two categories: spring type and rod type. In addition, there are impulse type safety valve, pilot type safety valve, safety switch valve, safety decompression valve, deadweight safety valve and so on. The relief valve is the overflow through the valve port to adjust the working pressure of the system or limit its maximum working pressure to prevent the system from overloading. In the assembly or use of the relief valve, due to the damage of the O-ring seal, the combination seal ring, or the loosening of the installation screw and pipe joint, it may cause undue external leakage.
Safety valve is also called relief valve. Safety valve as the name suggests is to ensure the pressure pipeline, pressure vessel key safety application guarantee, in order to ensure the normal operation of the safety valve and extend the service life of the safety valve, in use should be done regularly check whether the operation of the safety valve leakage, blocking and spring rust and other abnormal phenomena, and pay attention to observe the adjustment screw sleeve and adjustment ring tightening screw lock nut is loose. If any problem is found, take proper maintenance measures in time. The safety valve should also be removed regularly for comprehensive cleaning, inspection and re-grinding, setting before re-use. The safety valve installed in the outdoor should take appropriate protective measures to prevent rain, fog, dust, rust and other dirt from invading the safety valve and discharge pipe, when the environment is lower than zero degrees Celsius, the necessary anti-freeze measures should be taken to ensure the reliability of the safety valve operation.
| Brand | Rexroth |
| Model | 4WE6D6X/EG220N9K4/V |
| Max. flow | 70 |
| Connection diagram NFPA | NFPA T3.5.1 R2-2002 D03 |
| Size_CETOP | D03 |
| Connection diagram | ISO 4401-03-02-0-05 |
| Supply voltage | 220 VDC |
| Number of switching positions | 2 |
| Weight | 1.420 |
| Seals | FKM |
FAQ
Q1: Wonder if you accept small orders?
A1: Do not worry. Feel free to contact us .in order to get more orders and give our clients more convener ,we accept small order.
Q2: Can you send products to my country?
A2: Sure, we can. If you do not have your own ship forwarder, we can help you.
Q3: What's your payment terms ?
A3: By T/T,LC AT SIGHT,100% full payment.
Q4: How long is your production lead time?
A4:It depends on product and order qty. Normally, it takes us 15 days for an order with MOQ qty.
Q5: When can I get the quotation ?
A5: We usually quote you within 24 hours after we get your inquiry. If you are very urgent to get the quotation.Please call us or tell us in your mail, so that we could regard your inquiry priority.