2.9mm 72B mechanical spring wire

2.9mm 72B Mechanical Spring Wire, 72B High Carbon Steel Wire for Industrial Mechanical Spring Fabrication Mechanical component factories and spring coiling manufacturers often struggle with inconsistent wire diameter, unstable tensile strength and poor fatigue resistance of ordinary steel wire, causing spring breakage and high reject rates for mechanical assemblies. Our 2.9mm 72B mechanical spring wire provides 2.9mm 72B spring wire, 72B mechanical spring steel and 2.9mm mechanical spring raw material. It works alongside spring steel wire, high quality steel wire and durable wire for manufacturing for mass production of industrial mechanical springs. Product Parameter Table Item Specification Product Name 2.9mm 72B mechanical spring wire Material Grade 72B high carbon steel, 72B mechanical spring steel Nominal Diameter 2.9mm ±0.02mm, 2.9mm 72B spring wire Mechanical Property Controlled tensile range, excellent elastic recovery for 2.9mm mechanical spring Surface Treatm…