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Our company puts emphasis on the management, the introduction of talented personnel, and the construction of staff building, trying hard to improve the quality and liability consciousness of staff members. Our company successfully attained IS9001 Certification and European CE Certification of Double Hook Tension Springs, Long Extension Springs, Small Tension Springs, We Sincerely welcome customers from all over the world to visit us, with our multifaceted cooperation and work together to develop new markets, create win-win brilliant future.
ODM Custom Valve Springs Factory - OEM Factory Customization Wholesales Extension And Compression Spring – DVT Spring Detail:
Specifications
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Item
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OEM Factory Customization Wholesales Extension And Compression Spring |
|
Material
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SS302(AISI302) / SS304(AISI304) / SS316(AISI316) / SS301(AISI301) |
| SS631 / 65Mn(AISI1066) / 60Si2Mn(HD2600) / 55CrSiA(HD1550) / |
| Music wire / C17200/C64200, Etc |
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Wire diameter
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0.1~20 mm |
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Ends
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Close and ground, close and square, double close end, open ends |
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Finish
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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 |
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Sample
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3-7 work days |
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Delivery
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7-15days |
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Warranty period
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Three years |
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Package
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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. |



Application
- 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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To meet the customers' over-expected pleasure , we have now our solid crew to supply our greatest all round assistance which includes marketing, sales, planning, production, top quality controlling, packing, warehousing and logistics for ODM Custom Valve Springs Factory - OEM Factory Customization Wholesales Extension And Compression Spring – DVT Spring , The product will supply to all over the world, such as: United Arab Emirates, Leicester, Mexico, They're durable modeling and promoting effectively all over the world. Under no circumstances disappearing major functions in a quick time, it's a really should in your case of excellent good quality. Guided by the principle of Prudence, Efficiency, Union and Innovation. the company make a terrific efforts to expand its international trade, raise its company profit and raise its export scale. We're confident that we've been planning to possess a vibrant prospect and to be distributed all over the world within the years to come.
As an international trading company, we have numerous partners, but about your company, I just want to say, you are really good, wide range, good quality, reasonable prices, warm and thoughtful service, advanced technology and equipment and workers have professional training, feedback and product update is timely, in short, this is a very pleasant cooperation, and we look forward to the next cooperation!
By Mabel from Los Angeles - 2017.07.28 15:46
It can be said that this is a best producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.
By Myra from UK - 2018.11.11 19:52