... SWRH72B Available Standard:GB Standard,AISI Standar Steel Wire Rod 5.5mmSWRH82B,SWRH77B,SWRS82B, H08A,ER70S-6,SWRH62A,SWRH72A ... ):Φ5.5mm-16mmGrade:SWRH82B,SWRH77B,SWRS82BCharacteristic and ApplicationThe wire rod of SWRS82B features stable chemical composition,Low harmful elements ... to produce high-strength and low-relaxation per-stressed plain wire,indented wire,negative threaded wire,steel strand and ...