The SD8 series multi way valve is a simple, compact, and sturdy split type valve that can be configured into 1 to 14 combination models according to demand, with two hydraulic systems: center open and closed. Each reversing link is equipped with a main relief valve and a load check valve.
Product description
The SD8 series multi way valve is a simple, compact, and sturdy split type valve that can be configured into 1 to 14 combination models according to demand, with two hydraulic systems: center open and closed. Each reversing link is equipped with a main relief valve and a load check valve.
Optional parallel or series oil circuits. The control mode provides manual, pneumatic, hydraulic, electro-hydraulic, and remote control modes. This valve is applied to hydraulic systems of engineering machinery, environmental sanitation machinery, mining machinery, and other machinery.
SD8 / 2 - AR - OT - OT - RC -PT(G3/4)AB(G1/2)
● SD8: Multi way valve series code
● 2: Number of reversing connections: 1-14 connections
● AR: Inlet valve connection: Oil inlet on the left side of AL, oil inlet on the right side of AR
● OT: Directional valve connection: Slide valve function: O, H, P Y, K and other functions; Control mode: W steel ball positioning, T spring reset;
● RC: Return oil tail joint: RC side outlet: RD upper outlet; RE upper outlet and side sleeve; RK upper exit, closed center: When RV is equipped with a back pressure valve, it needs to be used in conjunction with an electro-hydraulic control device;
● PT(G3/4)AB(G1/2): Working oil port thread
| Main Projects | Metric System | American System |
| Rated Flow Rate | 120 L/min at the entrance of P | 32 US gpm |
| Maximum Pressure | 100 L/min on ports A and B | 26 US gpm |
| Back Pressure (Maximum Value) | 315 bar at the T exit port | 4800 psi |
| Leakage A(B)⇒T (Standard) | Δp=100 bar (1450 psi) | 360 psi |
| Medium | Mineral Oil | Mineral Oil |
| Fluid Temperature | -20°C to 80°C | -4°F to 176°F |
| Ambient Temperature | -20°C to 100°C | -4°F to 212°F |
| Filtration | ~/19/16 – ISO 4406 NAS 1638 – class 10 | ~/19/16 – ISO 4406 NAS 1638 – class 10 |
Coated sand casting components have been widely used in various industries due to their high precision, complex structural forming ability, and excellent surface quality. We provide hydraulic solutions such as gear pumps, multi way valves, solenoid valves, hydraulic motors, etc. for the engineering machinery, agricultural machinery, coal mining machinery, metallurgical and chemical industries.
The materials used include gray cast iron, ductile iron, and nodular cast iron
All of these materials are designed to ensure lightweight structures, enhance wear resistance, and reliability under extreme environmental conditions.
Q1.Why Choose Xiaolongwang Hydraulics?
A1: Since 1996, we have been specialized in the production of various hydraulic components. Our business scope covers the full process of design, R&D, production and sales for products like multi-way directional valves, gear pumps, hydraulic motors and hydraulic castings. Our products are sold in more than 20 countries and regions, and have won recognition from numerous customers.
Q2.Do You Provide OEM/ODM Services?
A2: We offer professional OEM/ODM services. When the value of your product order meets a certain standard, we can provide a variety of customized services, including personalized nameplates, exclusive packaging designs and customized product colors to meet your specific needs.
Q3.What Currencies and Payment Methods Are Supported?
A3: We support multiple currencies for transactions. Meanwhile, we provide diverse payment methods such as Telegraphic Transfer (T/T), Alibaba Platform Payment and online bank transfer, ensuring flexible and secure transactions.
Q4.Do You Offer Samples? Are They Free?
A5: We can provide samples for your inspection. The sample fee will be deducted from your subsequent order payment and returned to you, reducing your trial cooperation costs.
Q5.What Is the Delivery Time?
A5: The estimated delivery time ranges from 7 to 30 working days, which will be adjusted according to the quantity of your order. We will keep you updated on the production progress to ensure on-time delivery.
Q6.How to Contact Us?
A6: You can directly click on the "Contact Us" section on our official website. Our sales team provides 24-hour online service and will respond to your inquiries and needs in a timely manner.
Standard packaging uses wooden boxes or wooden pallets wrapped with plastic film.
Customized packaging can also be provided according to customer requirements.
Our professional engineering team is always ready to assist you with technical consultation and feedback.
We can also provide free samples to help you evaluate our products.
We make every effort to deliver the best products and services to our customers.
If you are interested in our company and products, please feel free to contact us by email or phone.
You are also welcome to visit our factory to learn more about our capabilities.
We sincerely welcome customers from all over the world to establish long-term business relationships with us,
and we believe we will share a successful and rewarding cooperation experience together.
Xingtai Xiaolongwang Precision Hydraulic Pump Industry Co., Ltd.
