... ,SWRH72A,SWRH72B ER70S-2,ER70S-3,ER70S-4,ER70S carbon steel wire rods Coil 5.5mmSWRH82B,SWRH77B,SWRS82B, H08A ... composition, low harmful elements,minor decarburization,good surface quality, high sorbite percentage,homogeneous properties along the coil and excellent ... of good surface quality,uniform properties within one coil, high percentage of sorbite, low percentage of inclusion, moderate grain ...