... SWRH62A,SWRH72A,SWRH72B Available Standard:GB Standard,AISI S carbon steel wire rod 5.5mmSWRH82B,SWRH77B,SWRS82B, H08A,ER70S-6, ... to produce high-strength and low-relaxation per-stressed plain wire,indented wire,negative threaded wire,steel strand and rope,which are ... Grade:H08A,ER70S-6Characteristic and ApplicationThis grade wire rod has characteristics of low percentage of harmful elements and good ...