... cutting,turning,cold drawing,modulating,heat treatment.forged steel round bar,forged blocks by Vaccum degassed, ... grain size, forged ratio, keep ultrasonic test. forged steel round bar, forged blocksby Vaccum degassed, fine grain ... 500, length 2.0-5.8m.main tool steel/mould steel: 1.2711,1.2738,1.2311,1.2714 ... Mill test certificate show chemical composition, mechanical properties.pls freely enquiry us.