Ecer asks for your consent to use your personal data to:
Personalised advertising and content, advertising and content measurement, audience research and services development
Store and/or access information on a device
Your personal data will be processed and information from your device (cookies, unique identifiers, and other device data) may be stored by, accessed by and shared with 135 TCF vendor(s) and 65 ad partner(s), or used specifically by this site or app.
Some vendors may process your personal data on the basis of legitimate interest, which you can object to by do not consent. Contact our platform customer service, you can also withdraw your consent.
Your message must
be between 20-3,000 characters!
Submit Requirement
Thank You！
Your requirement has been sent. we will contact you quickly!
{"title":"Stainless Steel Torsion Spring with 0.2-8mm Wire Diameter Precision CNC Formed","imgUrl":"https:\/\/img.chinax.com\/nimg\/3d\/7f\/bc4cca0b87e78c7a840ec742d772-200x200-1\/stainless_steel_torsion_spring_with_0_2_8mm_wire_diameter_precision_cnc_formed.jpg","attrs":{"Place of Origin":"CN","Modules":"Spring Core, Spring MVC, Spring Boot, Spring Data, Spring Security","Documentation":"Comprehensive and detailed","State":"rolling,machining"}}
{"title":"Heavy Duty Compression Spring | 0.2-20mm Steel for Machinery","imgUrl":"https:\/\/img.chinax.com\/nimg\/c9\/4c\/20b8b852ace7286692c89f714e5b-200x200-1\/heavy_duty_compression_spring_7c_0_2_20mm_steel_for_machinery.jpg","attrs":{"Brand Name":"METS","Place of Origin":"XIAMEN.CHINA","Minimum Order Quantity":"1pcs","Price":"Negotiable"}}
{"title":"Heavy-Duty Flat Wire Torsion Spring | 6mm Width High Torque for Gym","imgUrl":"https:\/\/img.chinax.com\/nimg\/88\/fa\/13b056bd91843cb7fc45723762cb-200x200-1\/heavy_duty_flat_wire_torsion_spring_7c_6mm_width_high_torque_for_gym.jpg","attrs":{"Brand Name":"METS","Place of Origin":"XIAMEN.CHINA","Minimum Order Quantity":"1pcs","Price":"Negotiable"}}
{"title":"Zinc-Plated Double Extension Spring | Balanced Tension for Gym","imgUrl":"https:\/\/img.chinax.com\/nimg\/52\/e2\/8f452069a9e6ffb79618a46ca097-200x200-1\/zinc_plated_double_extension_spring_7c_balanced_tension_for_gym.jpg","attrs":{"Brand Name":"METS","Place of Origin":"XIAMEN.CHINA","Minimum Order Quantity":"1pcs","Price":"Negotiable"}}
{"title":"Precision Spiral Torsion Spring | High Fatigue Life OEM Factory","imgUrl":"https:\/\/img.chinax.com\/nimg\/da\/4e\/57f86192695ec63bc776c2349b3d-200x200-1\/precision_spiral_torsion_spring_7c_high_fatigue_life_oem_factory.jpg","attrs":{"Brand Name":"METS","Place of Origin":"XIAMEN.CHINA","Minimum Order Quantity":"1pcs","Price":"Negotiable"}}
{"title":"Mini Stainless Steel Tension Spring | 30mm Durable High Elasticity","imgUrl":"https:\/\/img.chinax.com\/nimg\/c2\/0f\/df1c5d5b8b9ee5b530a21df87b67-200x200-1\/mini_stainless_steel_tension_spring_7c_30mm_durable_high_elasticity.jpg","attrs":{"Brand Name":"METS","Place of Origin":"XIAMEN.CHINA","Minimum Order Quantity":"1pcs","Price":"Negotiable"}}
{"title":"Precision Long Leg Torsion Spring | High Torque for Auto Interior","imgUrl":"https:\/\/img.chinax.com\/nimg\/50\/ce\/7c2fbb3baa6bd95e34eb374e84fd-200x200-1\/precision_long_leg_torsion_spring_7c_high_torque_for_auto_interior.jpg","attrs":{"Brand Name":"METS","Place of Origin":"XIAMEN.CHINA","Minimum Order Quantity":"1pcs","Price":"Negotiable"}}
Specialty Shaped Torsion Spring | Stainless Steel 0.2-8mm Precision OEM
Our Specialty Shaped Torsion Springs are custom-engineered to provide precise rotational force and reliable torque performance for applications requiring unique spring geometries and specialized mechanical functions. Unlike standard torsion springs, specialty-shaped torsion springs feature customized leg configurations, coil designs, bending angles, and end forms to accommodate complex assemblies and limited installation spaces.
Manufactured from premium stainless steel, carbon steel, music wire, alloy steel, phosphor bronze, and other high-performance spring materials, our springs are available in wire diameters ranging from 0.2 mm to 8.0 mm. Each spring is produced using advanced CNC spring forming equipment, precision heat treatment, and rigorous quality inspection to ensure exceptional dimensional accuracy, consistent torque output, and long service life.
Whether your project requires compact torsion springs for precision electronic devices or heavy-duty custom springs for industrial machinery, automotive systems, aerospace equipment, or medical instruments, our experienced engineering team can design and manufacture springs that perfectly match your technical specifications. We support both single torsion and double torsion spring configurations with fully customized leg lengths, coil diameters, winding directions, preload angles, and mounting structures.
Every product undergoes strict quality control, including material verification, dimensional inspection, torque testing, fatigue testing, and surface quality evaluation. Our manufacturing processes comply with ISO quality standards, ensuring stable performance in demanding environments involving high loads, frequent cycling, vibration, corrosion, and temperature fluctuations.
As a professional OEM & ODM spring manufacturer, we offer rapid prototyping, flexible production quantities, competitive pricing, and global logistics support. From concept development to mass production, we deliver precision-engineered specialty torsion springs that improve equipment reliability, operational efficiency, and product longevity.
Key Features
Precision CNC formed for complex custom geometries
Wire diameter from 0.2 mm to 8.0 mm
Custom leg shapes, bend angles, and end configurations
Single and double torsion spring designs available
Manufactured from premium stainless steel, carbon steel, music wire, alloy steel, phosphor bronze, and brass
Excellent torque consistency and rotational performance
High fatigue resistance for long service life
Superior corrosion resistance with stainless steel materials
Tight dimensional tolerance up to ± 0.05 mm
Heat-treated for enhanced mechanical strength
Custom preload angles and coil orientations
Optional surface finishing for improved durability
Suitable for compact, high-load, and high-cycle applications
OEM & ODM manufacturing based on drawings or samples
Straight, Hook, Offset, Multi-Bend, Special Design
Leg Angle
Customized
Coil Direction
Left-Hand / Right-Hand
Torque
Customized
Surface Finish
Natural, Passivation, Zinc Plating, Nickel Plating, Black Oxide, Powder Coating
Heat Treatment
Available
Tolerance
Up to ±0.05 mm
Operating Temperature
-40°C to +250°C (Material Dependent)
Manufacturing Process
CNC Spring Forming, Heat Treatment, Precision Inspection
Quality Standard
ISO 9001
OEM / ODM
Supported
Sample
Available
Applications
Specialty shaped torsion springs are widely used in products requiring customized rotational force, complex installation geometries, and high mechanical reliability. Their unique designs allow engineers to optimize space utilization, improve torque transmission, and simplify assembly in demanding applications.
Typical applications include:
Automotive door locks, seat adjusters, hinges, throttle systems, and latches
Industrial automation equipment and robotic mechanisms
Electrical switches, circuit breakers, and control systems
Consumer electronics and smart devices
Medical equipment and surgical instruments
Aerospace and aviation mechanical assemblies
Home appliances such as washing machines, ovens, coffee machines, and refrigerators
Agricultural machinery and construction equipment
Power tools and handheld equipment
Industrial valves and actuators
Precision mechanical instruments
Furniture hardware and concealed hinge systems
Security locking devices
Packaging and material handling machinery
Custom mechanical assemblies with limited installation space
Our engineering team works closely with customers to optimize spring geometry, torque characteristics, and material selection for maximum performance and durability.
Customization Options
We specialize in manufacturing fully customized specialty shaped torsion springs according to customer-specific engineering requirements.
Custom wire diameter (0.2-8.0 mm)
Special coil diameter and body size
Unique leg lengths and bending angles
Complex end shapes and mounting structures
Single or double torsion spring design
Left-hand or right-hand winding
Preloaded spring configuration
Torque optimization
Material selection for different environments
Heat treatment options
Corrosion-resistant surface coatings
Laser marking and product identification
Customized packaging solutions
Manufacturing Based On
2D Engineering Drawings
3D CAD Files (STEP, STP, IGS, X_T)
PDF Technical Drawings
Customer Samples
Functional Requirements
Reverse Engineering Services
Our experienced engineers provide design optimization, material recommendations, and manufacturability analysis to reduce production costs while maximizing product performance.
Support and Services
We provide comprehensive engineering support and professional manufacturing services throughout your project.
Our Services Include:
Free engineering consultation
Custom spring design assistance
Material and surface treatment recommendations
Torque calculation support
Rapid prototype manufacturing
Small-batch trial production
High-volume OEM & ODM manufacturing
Production process optimization
Comprehensive dimensional inspection
Torque and fatigue testing
Material certification reports
PPAP documentation upon request
Fast global logistics
Professional after-sales technical support
Our technical team is committed to delivering precision spring solutions that meet the highest standards of quality, reliability, and performance.
Packing and Shipping
To prevent deformation, corrosion, and transportation damage, all specialty shaped torsion springs are carefully packaged using export-grade protective materials.
Packaging Options
PE bags
Blister trays
Plastic storage boxes
Bubble wrap protection
Standard export cartons
Reinforced wooden cases for bulk shipments
Moisture-proof packaging
Customized OEM packaging and labeling
Shipping Methods
DHL
FedEx
UPS
TNT
Air Freight
Sea Freight
Railway Transportation
Customer-designated freight forwarders
Lead Time
Prototype Samples: 3-7 working days
Mass Production: 10-25 working days (depending on order quantity and customization level)
Frequently Asked Questions
1. What is a specialty shaped torsion spring?
A specialty shaped torsion spring is a custom-designed torsion spring with unique leg configurations, coil geometries, and bending angles developed to meet specific installation and performance requirements that standard springs cannot achieve.
2. What materials are available?
We manufacture springs using SUS302, SUS304, SUS316 stainless steel, carbon steel, music wire, alloy steel, phosphor bronze, brass, and other spring materials according to customer requirements.
3. What wire diameter range do you support?
Our standard manufacturing capability covers 0.2 mm to 8.0 mm wire diameters, with larger sizes available for special applications.
4. Can you manufacture springs from my drawings?
Yes. We provide full OEM and ODM services based on 2D drawings, 3D CAD files, technical specifications, or physical samples.
5. Do you offer prototype production?
Yes. Rapid prototyping is available for product verification before mass production, helping customers reduce development time and cost.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter,Seller
Year Established:
2014
Total Annual:
30000000-5000000
Employee Number:
100~130
Ecer Certification：
Verified Supplier
2006,Established in Xiamen, METS is a professional hardware company specialized in mould design, mould manufacturing of contact and machine shell, automotive, electronics, LED lampshade, lead frame and lamination core(stator and rotor) etc. As well as precision metal stampings production.Our enginee... 2006,Established in Xiamen, METS is a professional hardware company specialized in mould design, mould manufacturing of contact and machine shell, automotive, electronics, LED lampshade, lead frame and lamination core(stator and rotor) etc. As well as precision metal stampings production.Our enginee...
