we are a leading manufacture in hardened and tempered steel strips over 10 years,and quenched and tempered is a process of heat treatment,that strengthens steel strips through a controlled heating and cooling process,which is used to increase the toughness of steel strips.and that can make the properties of these hardened and tempered steel strip are high strength,and hardness and good toughness and abrasion resistance at the same time.therefore,it is used in various application field,such as rolling shutter spring,rolling door springs,band springs,flat springs,trowels,spatulas,putty knvies,scrapers,bandsaw blade.etc
Product Description
grade with DIN CK75
size(thickness&width):0.20-2.5mm*10-300mm
surface:blue polished
edge:rounded
coil ID:300-500mm
coil OD:800-1000mm
hardess:44-48hrc
Package
each bundle with plastic fim and light oil then wrapped in anti-rust paper with metallic pallet
Application
rolling shutter springs,rolling door springs,band springs,flat springs
hand building tools(trowels,putty knives,scrapers)
bandsaw blade,agriculture tools.etc
