AMS 5642 Turbine Blade Steel UNS S34720 S34723 Alloy Steel Strip
AMS 5642 Turbine Blade Steel UNS S34720 S34723 Alloy Steel Strip
Size Range
| Round bar / Wire rod (Diameter): | 2.0mm to 1100mm |
| Square bar / Flat bar: | 5.0mm to 1000mm |
| Forging piece: |
Stepped shafts with flanks / discs /tubes |
| Heavy/middle plate via hot rolled: | T5 - 100mm X W5 - 1000mm X L1000-10000mm |
|
Sheet steel via cold rolled: |
T0.3 - 5.0mm X W5 - 1000mm X L1000 - 10000mm |
|
Steel strip via cold rolled: |
T0.5 - 6.0mm X W3 - 150mm X L (or in coil form) |
| Length | Fixed length or random length or based on the customer's special requirement. |
Chemical Composition and standard
| Grade |
AMS 5642/UNS S34720 |
AMS 5642/UNS S34723 |
| standard | SAE AMS 5642K-2013 | SAE AMS 5642K-2013 |
| Chemical Composition (weight%) |
C (％): ≤ 0.08
Mn (％): ≤ 2.0 Si (％): ≤ 1.0
P (％)≤: 0.04
S (％): 0.18~0.35
Cr (％): 17.0 ~ 19.0 Ni (％): 9.0~12.0 Mo (%): ≤0.75 Nb (%): 10xC~1.10
Ta (%): ≤ 0.05
Cu (%): ≤ 0.75
|
C (％): ≤ 0.08 Si (％): ≤ 1.00 Nb (%): 10xC~1.10 Se (%): 0.15~0.35 Ta (%): ≤ 0.05
Cu (%): ≤ 0.75
|
Mechanical Properties
AMS 5642 Turbine Blade Steel Mechanical Properties
| Tensile strength,Rm/MPa: | -- |
| Yield strength,Rp/MPa: | -- |
|
Elongation/%: |
-- |
| Reduction of area, ψ/%: |
-- |
| Impact, KV /J: | -- |
| Annealed hardness HB: |
Up to 19.0mm, incl 170~255 Over 19.0mm, incl 140~241 |
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