Prime hot forged tool steel round bar
Specification: SKD61(H13), SAE8620
Chemical:
C: 0.34/0.40;
Si: 0.80/1.20;
Mn: 0.20/0.50; P Max. 0.030; S Max 0.020;
Cr: 4.80/5.50; Mo: 1.00/1.50;
V: 0.80/1.15;
Cu: Max 0.25;
Ni: Max. 0.25
Delivery condition: ESR Steel ingot Hot forged, UT tested, annealed and rough turned+EFS
UT test standard: SEP1921-84 class 3 C/C qualified
Harface Hardness: 229HB(aiming for 210HB Max. )
Length: Minimun 80% in 3.0m, maximun 20% in 2.0m plus
Straigthness: ≤ 2mm/m(aiming for 1.5mm/M)
Size: Dia202mm, Dia232mm, Dia252mm, Dia272mm and other size below 400mm according your request