13CrMo4-5 1.7335 EN10028-2 Alloy Steel Forgings Rings Turbine Forging
Surface Finish:3.2um Ra Or As Required.Forging Reduction Min:3 Or As RequiredRought machining or Finis Machining (1) 13CrMo4-5 Chemica composition:
%
C
Si
Mn
P
S
Cr
Cu
Al tot
Mo
Min
0.08
0.40
0.7
0.40
Max
0.18
0.35
1.00
0.025
0.010
1.15
0.30
1)
0.60
1)The Al content of the cast shall be determined and given in the inspection document. (2) Heat Treatment:Solution annealed (3) Mechanical Properties:
Product thickness t mm
Condition
Upper yield strength ReH Mpa
min 2)
Tensile strength Rm Mpa
Elongation after fracture A%
Impact energy KVJ(+20℃)
-16
+NT
300
450-600
19
31
(16)-60
+NT
290
450-600
19
31
(60)-100
+NT
270
440-590
19
31
(100)-150
+NT,+QT
255
430-580
19
31
(150)-250
+QT
245
420-570
19
31
(4) The main manufacturing equipments:
Name&Description
Capacity
Quantity
3600Thydraulic press
Max. single forging in 18T
1
2000T hydraulic press
Max. single fo…