steel wire 1.Intensity:1470Mpa-1770Mpa. 2.Standard:ASTM,BS,DIN,GB ... relaxation high strength high quality steel wireSteel wire,spring steel wire,carbon steel wire,oil temper steel wire,cold heading wire , annealed wire,ungalvanized steel wiremiddle, ... elongation,bending. Can make steel wire for making ropes accord DIN17223, JIS, BS, ASTMstandard. Low relaxation high strength high quality steel wire