Item: ASTM A228 springMaterial: ASTM A228/music wireFinish: Nickel, Zinc, Tin, chrome,Silver plating etc.It also can be environmentally friendlySalt spray test: 8H (special requirement 48H)Transportation: International express by DHL, UPS, FedEx etc, FOB HK or Shenzhen
Product Details
ASTM A228, also known as piano wire or music wire, is the most commonly used spring material. When customizing springs, most users will give priority to these materials because they are the cheapest, easy to obtain and easy to process, so they are also the most popular spring materials. However, the spring made of this kind of material is not suitable for high temperature, low temperature, strong impact and strong load.
SPECIAL PROPERTIES
Withstand higher stress than any other spring material under repeated loading. he music wire is made by cold drawing production process, with high and uniform tension. In the manufacture of small springs, piano wire / music wire is the most widely used, and it is also the hardest one.