Description:
garage door spring tension spring and constant force compressionspring1.OEM and ODM
2.over 13years experience
3.ROSH ISO900
garage door spring tensionspring and constant force compressionspring
Features ofgarage door spring tension spring and constant force compressionspring
Specified operatingconditions of compression spring: operating in the hole or nestedin connecting rod. We can ground the ends of compression spring soas to improve perpendicularity and reduce solid height. Sometimes"deflection relieve" of compression spring will be used in theproduction process to ensure that spring keeps due length underhigh stress.
DetailedInformation about garage door spring tension spring and constantforce compression spring | |
Material | Stainless steel,carbon steel, spring steel, alloy spring steel, refractory steel,brass, bronze, etc |
Loadtype | compression |
Finish | Zinc-plated,nickel-plated, chrome-plated, silver-plated, gold-plated, imitationgold-plated, and as customers request |
Advantage | High quality,competitive prices, first-class fully automatic productionequipment , safe package and prompt delivery . |
Application | industrialequipment, electronic devices, etc |
Paymentterms | T/T, L/C,WU |
Lead-time | 15 days |
Packaging | Inner plastic bag,outer carton box, and advised by customer. |
Certification | ISO9001:2008 ,ISO14001and ROHs |
Equipments | Advanced CNCcomputer spring machines with high precision andefficiency |
Technology | Experiencedengineers , technicians and Skilled Workers; |
Insidediameter | As your request |
Outsidediameter | As your request |
Freelength | The overall lengthof a spring in the unloaded position. |
Totalcoils | The total number of coilsincluding the active coils, the top and bottom ends |
ActiveCoils | The coils which arefree to deflect under a force. |
Wirediameter | 0.01~10mm |
Style ofEnds | Open /Closed;ground or not |
Same series products of garage door spring tension spring and constant force compressionspring
garage door spring tensionspring and constant force compression springDisplay
Knowledge of garage doorspring tension spring and constant force compressionspring
Wecan produce all sizes and types of spring according to yoursamples, design drawings or design thinking.
Certifications
Why chooseus:
1.Professional research and development team.
2.Complete first-class fully automatic production and testingequipment, careful safe package and prompt delivery.
3.Skilled and well-trained work team.
4.Provided competitive price and serious quality control.
5.Passed ISO9001:2008, ISO14001 and ROHs certification.
6.Over 10 years professional manufacture experience.
How to place anorder:
1.What you need todo is send us your design drawing, samples or design concept draft,after that we will assess your products and budget unit price foryou.(see bottom charts )
2.We''ll communicate with you again about if there is a need forsample making after your approval.
3. Production timeof samples: 3 days for simple samples and 7 to 10 days forcomplicated samples which need mold open.
4. For customers offirst cooperation, we can make a proof for free to show ourcapacity and high efficiency service to you. As for particularlycomplicated samples, we will communicate with youseparately.
5. Mass productiondelivery: usually delivery time is 10-15 days, but we can try 7-10days if it is a rush order. It depends on production plan if it''sa sizable order.
6. Packaging: as tocomplicated products, we can special design based on your packingrequirement.
a) Ifyou are worrying about freight trouble because of your smallquantity goods, it will be the best choice to use express. We willoffer you the cheaper express price than the official UPS orDHL; forexample, 100kggoods only need 6usd/kg and 50kg goods only 7usd/kg. If you justplace an order for 1000pcs, you only need to pay very littleexpress charges and gain the fastest delivery.
b) Ifyou place a large order, we will help you ship goods by sea, and weare very experienced to handle with it, we can organize all kindsof goods a whole container and recommend best vesselsagent foryou.
aboutus:
Dongguan City YisenPrecision Spring Co., Ltd. (Since 1998) is a high technologyhardware company with more than 200 workers, and has beenspecializing in designing and manufacturing springs, hardware andspring making machines. We''ve gained worldwide customers'' trustwith our high design level, top class quality, high grade servicesand competitive prices, which make us become the supplier for manyfamous companies in many business lines in the world. Our companyhas been certified by GB/T19002-1994 idt ISO9002:1994 managementsystem in order to upgrade the whole quality management and provideyou with the best quality products and the most valuableservices!
