Product properties
˙High strength
˙High hardness
˙Good corrosion resistance
- 1.4545, S15500
SpecificationASTM A564/A564M、AMS 5659
Unlike the common 17-4PH, the alloy design of this steel grade allows higher toughness than that of 17-4PH.
15-5PH
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Introduction
Industrial Applications
˙Aerospace
˙Energy
Specifications
Chemical composition (wt. %)
Element
C
Si
Mn
P
S
Ni
Cr
Mo
Cu
Nb
Min.
-
-
-
-
-
3.50
14.00
-
2.50
5xC
Max.
0.07
1.00
1.00
0.030
0.015
5.00
15.50
0.50
4.50
0.45
Physical Property
Density (g/cm^3)
7.75
Modulus of elasticity
Temperature (℃)
Gpa
20
200
400
170
Thermal Expansion Coefficient
Temperature (℃)
10^-6/℃
100
10.9
300
11.1
Thermal Conductivity
Temperature (℃)
W/m·K
20
16
Mechanical Property
Items
Solution
H900
H925
H1025
H1075
H1100
H1150
Hardness (HRC)
38 max.
40-47
38-45
34-42
31-38
30-37
28-37
Tensile Strength Rm (KSI)
-
190 min.
170 min.
155 min.
145 min.
140 min.
135 min.
Yield Strength 0.2%Rp (KSI)
-
170 min.
155 min.
145 min.
125 min.
115 min.
105 min.
Percentage of Elongation A(%)
-
10 min.
10 min.
12 min.
13 min.
14 min.
16 min.
Section Shrinkage Z(%)
-
35 min.
38 min.
45 min.
45 min.
45 min.
50 min.
Size Ranges
Products
Diameter (mm)
Length (mm)
Rolled bar
10~95
3,000~5,700
Forged bar
95.2~405
3,000~5,700
Billet
130x130, 140x140, 150x150, 160x160
7,000 max
Flat bar
80x80 (min.)
Based on the customer needs
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