door handle torsion spring for door lock retaining clip
door handle torsion spring for door lock retaining clip
| Specific | door handle torsion spring for door lock retaining clip | |||
| 1.Wire Dia | 0.01-5.0mm | |||
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2.Material
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SUS,SWC,SWP | |||
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3.MOQ
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1,000pcs | |||
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4.MPN
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1000,000pcs/Even higher | |||
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5.Endurance Limit
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5,000,000 Times | |||
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6.Engineering
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Product Analysis,Design,Test,Validation ect | |||
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7.Usage of spring
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Tooling ,Auto ,Industrial | |||
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8.Payment Terms
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T/T,L/C,Western Union or Escrow. | |||
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9.Type of Shipping
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By Sea,Air,Express. | |||
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10.Lead Time
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With in 3-15 working days after order confirmed, also based on the order quantity. | |||
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11.Processing Craft
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Material purchased-production-heat treatment-surface treatment-quality detection -package-shipping. |
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12.Heat Treatment
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Tempering, Stress Relieving, Spheroidizing. | |||
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13.Packing of spring
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PE bags,Cartons,Pallets.
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14.Standard
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ISO9001-2008, SGS Certificate,ROHS Report. | |||
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15.Test Equipments |
Projector , digital hardness tester,digital torsionstrength tester.digital tension and compression strength tester . elasticity tester. life tester , salt spray test machine etc. |
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16.Quality Control
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1.PPAP,SPC,FMEA,MSA quality management. 2.Tolerance control : DIN, JIS Standard. 3.Manufacturing processes inspection per hour and per batch. 4.Traceable management thoughout all process from raw material to customers. |
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17.Advantage
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We are good at producing high difficult, extremely accurate , reliable products,and providing innovative solution, Solid service for you!
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18.Pls offer us your spring spec.,we can make spring based on your requirements.
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19.Discount offered if with large order quantity.
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20.100% return goods or refund payment if quality problem.
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21.Established in 1988,but the company’s employees have 20 years of spring production technology experience.
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Pictures show
Donva spring
1>9 years of experience in producing springs
2>design as customer's requirement
3>competitive price good quality and good service
4>specialized in producing precision small spring with Wire Dia from 0.1mm-5.0mm
5>OEM's accept
How to order
1.you send me your drawing or sample
2.we offer you a fixed price
3.when you confirmed the price,we start to prepare the sample
4.after confirmed the sample,you place an order
5.after order received,service is important during using perio
We import the most sophisticated computer compression spring machine from Taiwan; it can
do 100 percent inspection to spring length, which ensured the spring quality stable and precise.
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- Step 1Find your interested products by search keywords
- Step 2Contact the supplier by clicking ”Enquire” or “request meeting” button, otherwise, you also could consult our import consultant.
- Step 3After verifying your email, get response from suppliers or our trade manager will contact you as soon as possible
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