... for high speed wire coil, The maximum diameter is 12.5. A1 series is made from 80t ... melting contents for the steel of A\B Series executes the standard of Japan JIS3506, and for ... Big high quality percentage, small coil percentage, and heavy coil weight for Hard Coil.6,High sorbitizing percentage.GB ... strength, hardness and wearability, the high carbon steel coil could be used to make steel wire rope, ...