Valve Spring
Your Professional Valve Spring Supplier
Zhejiang Hangjia Special Spring Co., Ltd. was founded in November 2005. Our company is located at No. 397, Ziling Road, Fuchunjiang Town, Tonglu County, Hangzhou City. The company brand is "Hangjia Spring". Our company is a professional enterprise specializing in the production and manufacture of springs used in various fields such as construction machinery, automotive suspensions, chemical industry, power, elevators, hydraulic supports, valves, etc.
Why Choose Us
Advanced Equipment
We have various types of advanced testing equipment (10-5000N electronic dual digital display tension and compression testing machines, electronic spring torsion testing machines, spring high-frequency fatigue testing machines, etc.) to ensure the precision and stability of spring quality.
Technical Team
Our technical team, having over 30 years of professional experience,provide spring solutions to several listed enterprises,aerospace,and military industries to help customers enhance their core competitiveness.
Certification
We has been certified with ISO 9001:2008, ISO 14001:2015 for environmental management,and has been recognized as a high-tech enterprise.
Quality Control
And we have special testing equipment to check the quality before shipment. We guarantee the quality suitable for customers’request and support each step of exporting.
Valve Spring Specifications
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Material Option |
Steel, carbon steel, Stainless steel, Alloy steel etc. |
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Wire Diameter |
0.2mm-90mm |
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Customizable |
Can made by your drawings, sample and dimension |
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Surface Treatment |
White zinc plating, Color zinc plating, Nickel plating, Chrome plated, Cataphoresis, Become black, Powder coating, Apply oil ,paint or as customers' request |
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Application |
Aviation, automotive, motorbike, bicycle, automatic equipment, household appliance, medical device, toy, telecommunication, computer, instrument and meter, furniture, electric tools, mold and other industries |
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Certification |
ISO9001:2015 |
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Package |
Inner plastic bags and outer cartons or wooden case, Or as per customers' |
Key Features
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Reduced Wear
Well-designed valve springs minimize friction and stress on other valvetrain components, leading to increased longevity and reliability.
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Increased Power Output
By optimizing valve timing and reducing friction, valve springs can indirectly contribute to increased power output, especially at higher engine speeds.
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Enhanced Durability
In high-performance applications, valve springs can be designed to withstand the increased stress and demands of more aggressive camshafts and higher engine speeds.
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Improved Response
Precise valve control and reduced friction can lead to a more responsive engine.
Types of Valve Springs Available
Single Coil Springs
A single coil spring (traditional cylindrical spring) is the most straightforward, economical option, often used in stock or mild-performance engines.
Double-Coil (Nested) Springs
Dual (nested) springs consist of two concentric coils—a smaller inner spring inside a larger outer one.
Beehive and Conical Springs
Beehive springs are shaped with a tapered profile—wider at the base, narrower at the top—reducing mass at the spring’s top.
Applications
Hydraulic and Pneumatic Systems
Valve springs are used in hydraulic and pneumatic control valves to regulate the flow of fluids and gases. This includes applications in heavy machinery, industrial automation, and various manufacturing processes.
Oil and Gas Industry
Valve springs are vital in the oil and gas sector for controlling the flow of fluids in pipelines, drilling operations, and other critical processes, often under high pressure and harsh conditions.
Medical Equipment
In medical devices like infusion pumps, valve springs are used in fluid control systems to ensure accurate and reliable delivery of medications and other fluids.
Engine Applications
In internal combustion engines, valve springs are responsible for closing the intake and exhaust valves after they have been opened by the camshaft or other mechanisms.
Packaging & Shipping
We use different packaging according to the products. All product packing must be well protected against dampness, moisture, rust and shock.
We offer economic, convenient, fast and efficient transportation service.Express shipping is usually delivery successfully in 3-7 working days. Sea transportation is based on the different areas.
Our Certifications
FAQ