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Sturdy Bosswinn Tension Springs Designed for Agricultural Facility Use
US$0.99
10,000,000 Pieces
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableFunction
Phonation, Drive, Restoration, MeasurementMaterial
SteelModel NO.
tension springUsage
Industrial, Auto, Motorcycle, Home ApplianceLoad Type
ExtensionProduction Process
Cold RollShape
ConicalTransport Package
CartonSpecification
100 x110x120Trademark
BosswinnOrigin
ChinaKey features
Premium Material Options: Crafted from high-tensile carbon steel (ASTM A228) or stainless steel (SUS304) for superior strength and corrosion resistance.
Customizable Dimensions: Free length ranges from 80mm to 250mm and wire diameter from 2.5mm to 4.0mm, fully customizable to client specs.
Dual Hook Design: Symmetrical metal hooks ensure secure attachment to frames and mats, resisting deformation under heavy dynamic loads.
Durable Surface Finishes: Available with zinc plating, powder coating, or black oxide to protect against rust in outdoor and humid environments.
High Cycle Life: Engineered to withstand over 10,000 extension cycles, ensuring long-term reliability for recreational and commercial use.
Noise Reduction Options: Custom rubber sleeves or plastic spacers can be added to minimize squeaking during operation.
OEM/ODM Services: Full customization available including hook shapes, coatings, and designs based on customer drawings or samples.
Rigorous Quality Control: 100% inspection for visual defects and load testing, with full traceability of raw materials and batch certificates.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤10.59h
About Our Factory & Business Background
AddressNo. 8, Xingye 3 Road, Taozhu Street, Zhuji City, Shaoxing, Zhejiang, China
Registered Capital30,000,000 RMB
Terms of PaymentLC, Western Union, Small-amount payment, PayPal, D/P, T/T
International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW
Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month
Minimum Order Quantity5,000 pcs
Supply Chain Partners15
Our Production Capability & Technical Expertise
Main ProductsSpring
Production Lines5
Production MachinesSpring Coiling Machine, Tempering Machine, Grinding Machine, Compress Machine, Sorting Machine, Fatigue Machine, Tensile And Compression Testing Machine
QA/QC inspectors3 people
Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)
Inspection Method for Finished ProductsHave instruction but no written records
R&D Engineers1 people
Traceability of Raw MaterialsYes
Own BrandYes
Our Industry Experience & Global Business Record
Year of Establishment2020-08-24
Main MarketsEurope
Repeat Buyers Choice50%~80%
Number of Foreign Trading Staff4
Overseas Agent/BranchNo
New Products Launched in Last yearNo
Our Certifications, Standards & Industry Recognition
Cooperated with Fortune 500No
Product Q&A
Q:What materials are your trampoline springs made from?
A:
Our trampoline springs are made from high-tensile carbon spring steel (e.g., ASTM A228) or stainless steel (e.g., SUS304), depending on customer requirements. These materials are selected for their superior strength, elasticity, and fatigue resistance.
Q:What is the typical lifespan of your trampoline springs?
A:
Bosswinn trampoline springs are designed to withstand 10,000+ extension cycles under normal usage. Fatigue testing is performed on selected samples to ensure long-term performance.
Q:Can you produce custom sizes or designs?
A:
Yes. We offer OEM/ODM services and can customize: Free length, Wire diameter, Hook shape (e.g., closed loop, crossover, side hook), Coating (zinc plating, powder coating, black oxide). Send us your drawings or specifications for a custom quote.
Q:Are your springs suitable for outdoor use?
A:
Yes. Our springs are available with zinc-plated or powder-coated finishes to protect against rust and corrosion in outdoor environments. Stainless steel options are also available for coastal or humid climates.
Q:What are your standard sizes for trampoline springs?
A:
We commonly manufacture trampoline springs in: Wire diameter: 2.5 mm to 4.0 mm, Free length: 80 mm to 250 mm. However, all dimensions can be customized according to your trampoline frame and mat design.
Send Inquiry
*To:
Zhuji Bosswinn Springs Co., Ltd.
Zhuji Bosswinn Springs Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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