ASTM5115 is a common low carbon alloy carburizing steel. ASTM5115 has high cold deformation and plastic,good weldability and good machinability under the condition annealing.
The delivery condition 070M20 round bar are:hot rolled or forged + Normalizing+Tempering+Quenching and tempering+Normalizing and tempering+Annealing .The size for 070M20 round bar which available for our KUNFENG steel are Ф 5-80.
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