Home » Long steel » Round bar 38crmoala,round bar AISI 4340,SAE4140 round bar stock
Round bar 38crmoala,round bar AISI 4340,SAE4140 round bar stock
Round bar 38crmoala,round bar AISI 4340,SAE4140 round bar stock in shanghai port warehouse with original EN 10204 3.1 mill certificate.Heat treatment shall be Annealled,Normalized and Tempered,Quenched and Tempered.
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Comparasion with SAE4140 round bar,round bar AISI 4340 has higher strength and toughness,and excellent fatigue resistance,wear resistance and atmospheric corrosion resistance.Round bar AISI 4340 is generally supplied in Quenched and Tempered condition with tensile strength range of 930 Mpa to 1080 Mpa.Hardness shall be within 280 to 320 HB.
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