... ) packing:spool coil Material: 304,308,304L, 301,304HC,304M, stainless steel spring wireMaterials: SS304,SS304L,ss316,ss316l,ss410,ss430,ss201.Packing: spools ... ability.4. High elasticity and high fatigue resistance.5. Strong corrosion resistance against exposure to the toughest atmosphere.Applications: stainless steel spring wire can be ...