Needle Valves
The Needle Valves manufacture!
Zhejiang Yijia Hydraulic Machinery Co., Ltd. is an industry and trade company for hardware production in China founded in 2013. The company focuses on brass fittings and customized precision parts.
Why choose us
Production Equipment
Equipped with 100 sets of full machine tools, 60 sets of semi-automatic CNC machines, 5 sets of inspection equipment.
Our Certificate
Yijia Machinery has passed IATF 16949:2016 system certification,ISO 9001 & ISO 14001 system certification,DOT, AMECA product certification.
OEM
You can find all the OEM numbers you are looking for on our product detail pages.
Product Application
Specialized in customized brass fittings, products meet SAE, DOT, ASTM standards, threads have NPTFNPTUNS UNEF BSPT, etc., brass material C36000, lead-free copper.
|
Part# |
MALE PIPE X FEMALE PIPE |
PARKER |
EATON |
MAF |
GATES |
Tectran |
Fairview |
Tramec Sloan |
|
|
XJ56060 |
1/8 |
NV108P-2* |
6820 |
46060 |
G33920-0202 |
3120-A |
3120-A |
NV108-2 |
|
|
XJ56061 |
1/4 |
NV108P-4 |
6825 |
46061 |
G33920-0404 |
3120-B |
3120-B |
NV108-4 |
|
|
XJ56061L |
1/4 LIGHT PATTERN |
|
|
46061L |
|
|
|
||
Advantages of Needle Valves

Flexibility
The very simplest of valves only offer two options. Either the flow is open, or it is closed. Needle valves are entirely different in this regard, as they allow you to choose an entire range of midway options. You might set the flow so that it's very low, but still moving, or almost at the maximum, but not quite. This allows for extreme adaptability. Whatever situation you encounter, you're likely to be able to adjust the valve to meet it.

Precision
With a needle valve, precision is always going to be the number one watchword. This is the headline feature that typically leads people to choose this valve over another. Because the needle can be shifted to such small degrees, users can regulate the flow in exact measurements. This makes the needle valve an excellent choice for settings where exact numbers and measurements are critical.

Increased efficiency
Because the flow can be controlled so precisely, users can achieve an unprecedented level of efficiency. Rather than allowing far greater flow than necessary and wasting fuel or gas, users can use only the exact amount needed, saving money and energy at the same time.

High safety levels
As a natural side-effect of the precision and adaptability of these valves, these are some of the safest valves on the market today. Nothing flows through unless it's meant to, meaning there is far less chance of leakage, breakage, or damage which could lead to dangerous situations.
Applications Across Diverse Industries
Instrumentation
Controlling Flow To Pressure Gauges, Flow Meters, And Other Sensitive Instruments.
Laboratories
Regulating Gas And Liquid Flows In Analytical Equipment, Ensuring Accurate Experimental Results.
Chemical Processing
Metering Additives And Controlling Chemical Reactions With Precision.
Hydraulic Systems
Adjusting Hydraulic Fluid Flow For Precise Control Of Actuators And Machinery.
Gas Chromatography
Controlling Carrier Gas Flow For Accurate Sample Analysis.
Sampling Systems
Controlling The Flow Of Sampled Fluids, Maintaining Sample Integrity.
Needle Valve: Dimensions
|
Size |
H |
L |
W |
|
1/8 Inches |
80 |
56 |
60 |
|
¼ Inches |
80 |
56 |
60 |
|
3/8 Inches |
80 |
56 |
60 |
|
½ Inches |
81 |
58 |
60 |
|
¾ Inches |
85 |
62 |
60 |
|
1 Inch |
100 |
70 |
70 |
Types of Needle Valves
Single-Needle Valves
Single-needle valves feature a single needle and seat, providing a simple and cost-effective solution for flow control.
Double-Needle Valves
Double-needle valves feature two needles and seats, providing more precise control over the flow rate and pressure.
Pressure-Compensating Needle Valves
These valves feature a built-in pressure-compensating mechanism, which ensures that the flow rate remains constant despite changes in fluid pressure.
Flow-Tested Needle Valves
These valves have been flow-tested to ensure that they meet specific flow rate and pressure requirements.
Packaging & Shipping

Our factory
Yijia Hydraulic Machinery adopts full CNC machining, with a workshop area of 3600 square meters, equipped with 100 sets of full machine tools, 60 sets of semi-automatic CNC machines, and 5 sets of inspection equipment.We have an annual production capacity of 3 million sets of brass fittings and air brake hose assemblies.

FAQ





