Custom Coil Extension Springs

Custom Coil Extension Springs

Specific	Custom Coil Extension Springs
1.Wire Dia.	0.08-10mm
2.Material	Carbon Steel/Stainless Steel
3.MOQ	5,000pcs
4.MPN	1000,000pcs/Even higher
5.Endurance Limit	5,000,000 Times
6.Engineering	Product Analysis,Design,Test,Validation ect
7.Usage of spring	Custom Coil Extension Springs
8.Payment Terms	T/T,L/C,Western Union or Escrow.
9.Type of Shipping	By Sea,Air,Express.
10.Lead Time	Within 7-15 working days after order confirmed, also based on the order quantity.
11.Processing Craft	Material purchased-production-heat treatment-surface treatment-quality detection -package-shipping.
12.Heat Treatment	Tempering, Stress Relieving, Spheroidizing.
13.Packing of spring	PE bags,Cartons,Pallets.
14.Standard	ISO9001-2008, SGS Certificate,ROHS Report.
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.
16.Quality Control	1.IMDS,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.
17.Advantage	We are good at producing highdifficult,extremelyaccurate, reliable products,and providing innovative solution, Solid service for you!

 

18.Pls offer us your spring spec.,we can make spring based on your requirements.

19.Discount offered if with large order quantity.

20.100% return goods or refund payment if quality problem.

21.Established in 2004,but the company’s employees have 20 years of spring production technology experience.

  How to order 1.Pls send me your drawing or sample 2.We offer you our best price 3.After you confirmed the price,we start to prepare the sample(usually within one week) 4.After you confirmed the sample,you place an order   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.