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1、Wire diameter: 0.08mm-7mm
2、Technical norms: we produce springs according to customer’s
requirements including spring drawings or qualified samples.
3、Surface treatment: blackening, zinc plated, nickel plated, gold
plated, silver plated, electrophoresis, Dacromet and so on.
4、Materials:
① Stainless steel: SUS301，SUS302，SUS303，SUS 304，SUS305，SUS 309，SUS310，SUS 316，SUS321，SUS 403，SUS410，SUS 420，SUS430，SUS630，SUS631
② Carbon steel(SWC): 60SizMNA、60SizCRVA、55CrSi and so on.
③ Music wire：SWPA，SWPB
④ Copper wire：phosphorus Cooper wire，tinned wire，nickel-coated copper wire，bronze，Becu and so on.
⑤ resistance wire
5、Delivery date: 5-7 days (transportation time is not included). For the urgent orders, we have our urgent procedure to make sure deliver our goods ASAP.
6、Samples making: The sample fee is required but it will be returned in full if we cannot meet the customers’ requirements. After a certain amount of order, the samples fee may offset thepayment of the goods.
