Rexroth Z2S10 Hydraulic Pilot Operated Check Control Valve
Z2S10 Series of sandwich plate hydraulic pilot operated check control valve is only one-way open, the inverse hydraulic oil flow can not be opened. The hydraulic pilot operated check valve added with pilot port if compare with direct Check Valves, the hydraulic pilot operated check valve is open when the pilot port in the hydraulic pressure and through flow whether positive direction or opposite direction flow.
The pilot port of the valve will not connect with external oil sources, but when the low pressure, the valve function like a regular one-way valve. Pilot operated check valve is also called bi-directional hydraulic lock, is connected by a pair of two chambers of the executing actuator, the pilot port connected to the other connected to the cylinder rod chamber's in the main Hydraulic System, so that the system can achieve a sudden loss of pressure, the actuator position is locked at the moment and will remain the same position, in order to avoid security risks.
Model: Z2S10 Series
Place of Origin: Shandong,China (Mainland)
Standard or Nonstandard: Standard
Pressure: High Pressure
Temperature of Media: Medium Temperature
Brand Name: Longli
Product description:: Sandwich plate hydraulic pilot operated check valve, size 10mm
Connection type:: Sandwich plate vertical stacking connection
Porting pattern:: DIN 24340, ISO 4401, NFPA 2002 D03
Cracking pressures:: 1.5bar, 3bar, 6bar, 10bar
Max. operation pressure:: 315bar
Max. flow rate:: 120L/min.
Working temperature:: -30/+80℃ of NBR seals and -20/+80℃ of FPM seals
Recommended medium filtration:: Class9 NAS 1638 at min. filter fineness β10≥75
Medium viscosity range:: 28-500mm2/S
Valve net weight:: 3.0Kgs
Why Choose Us
1. With 30 years experience of hydraulic components in china.
2. Best manufacturing machinery, quality level, best price, best service.
3. We have very good and comprehensive after-sales service.
4. We have no MOQ for clients and tailor0made to clients request for our huge inventory.
Pre-sale service: we provide presales in our first cooperation make clear your situation and give you some advice.
In-sale Service: We will track the production progress and quality, check the exact model and quantity one by one before delivering.
After-sale Service: We will provide a one year free warranty and lifetime maintenance. We will change all questions in 7*24hours if you buy from us.
Eternal Brand, Neutral or Customer's requires label.
Neutral carton or same as the Customer's requires, export standard carton.
All cartons should be packed into the pallets more carefully.
All of the productions are inspected carefully one by one by QC before delivery.
T/T 50% as deposit in advance, the balance should be paid before delivery.100% L/C is acceptable.Western Union and PayPal is acceptable.
Transportation: By sea; By air; By truck; By express (DHL,TNT,UPS,FEDEX)
Trading term: FOB,CFR,CIF
Question 1: Did you accept products customization? Do they need mould fee?
Answer: Yes, we accept products customization. Need mould fee, because products usually need extra mould cost.
But we can return the mould fee when order reach a specific quantity.
Question 2: Can we get free samples?
Answer: The sample expense and freight expense will be borne by the buyers, and will be returned in the following orders.
Question 3: How long is normal production period for a 20-foot shipping container?
Answer: Accoring to the current productive capacity, usually need 3-14 days from producing to delivery. (not including customized products)
Question 4: What is the type of payment?
Answer: Usually, you should prepay 50% of the total amount. The balance should be paid before delivery. (We'll send photos of product to you for checking before delivery)
Question 5: How to guarantee the high quality?
Answer: We have testing department to make sure quality of every product, appearance and pressure test are good.
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Product Categories : Directional Control Valve > Check Valves