China OEM Factory Customization Wholesales Extension And Compression Spring Manufacturer and Exporter | DVT

OEM Factory Customization Wholesales Extension And Compression Spring

Short Description:

DVT Spring is a manufacturer who established in 2006, located in Ningbo city. Our plant cover more than 1,000 square meters and 50 employees around. We are specialize in spring and stamping parts, such as compression spring, torsion spring, wire forming parts, battery contact etc,North America, Europe, Southeast Aisa are our main markets. We have exported our spring to over 20 countries until now.

  • Place of Origin: Zhejiang, China
  • Brand Name: DVT
  • Style: Coil, spiral
  • Material: spring steel, carbon steel
  • Usage: Industrial
  • Main market: USA & Europe
  • Sampling time: 3-7days
  • Core Competencies: Hardware Spring & Stamping Part
  • Commitment: Refund or reproduction for quality problem
  • Cetificates: ISO:9001:2015, IATF16946:2016,RoHs and TUV
  • Transportation: Express, Ocean and Air
  • Size: Customer's Request
  • Finish: Customer's Request
  • Keywords: Customer's Request
  • Product Detail

    Additional Information

    Product Tags



    OEM Factory Customization Wholesales Extension And Compression Spring


    SS302(AISI302) / SS304(AISI304) / SS316(AISI316) / SS301(AISI301)
    SS631 / 65Mn(AISI1066) / 60Si2Mn(HD2600) / 55CrSiA(HD1550) /
    Music wire / C17200/C64200, Etc

    Wire diameter

    0.1~20 mm


    Close and ground, close and square, double close end, open ends


    Zinc plating, Nickel plating, Anodic oxidation,Black oxided,Electrophoresis
    Power coating, Gold plating, Silver plating, Tin plating, Paint,Chorme, Phosphate
    Dacromet,Oil coating, Copper plating, Sand blasting, Passivation, Polishing,Etc


    3-7 work days



    Warranty period

    Three years


    1.PE bag inside, carton outside/Pallet.
    2.Other packages: Wooden box, individual packaging, tray packaging,tape & reel packaging etc.
    3.Per our customer’s need.
    1OEM Factory Customization Wholesales Extension Spring


    • DVT Customization Extension Spring For use in a variety of applications; appliances, automotive, marine, toys, tools, mechanical devices, contraptions and more.
    • These extension springs are designed with single loop closed ends for easy and reliable fastening to fixed and moving parts
    • Spring dimensions: 15/32 in. outside diameter, 4-1/2 in. length, 0.041 in. wire diameter, 5.28 lbs. maximum safe load, 8.33 in. maximum deflection
    • All springs come in a beautiful, corrosion resistant, nickel plated finish allowing them to be used both indoors and out
    • Constructed of durable spring steel (tempered steel wire) to provide optimum retraction when stretched
    • Designed for use with a variety of household and professional applications according to customer’s requirements

    Our Advantages

    • We support 7 days customized samples, and provide free samples or sample cost refundable policy.
    • 3 technical enginners with 8 years industry experiences and 1 chief technical engineer with 16years experiences.
    • All products are 100% inspected before delivery to guarantee all the products arrive at the customers with satisfied quality.
    • 24hours response for customer’s request.
    • Cooperated with some famous leading brands in different industries.

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  • Supply Ability

    200000 Piece/Pieces per Week

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