Categoria: | Martensitic | ||||
---|---|---|---|---|---|
ACI/CAST GRADE |
CA6NM | ||||
CAST ASTM | A352, A487, A743, A757 | ||||
CAST EN/DIN | 1.4313 GX5CrNi134 | ||||
CAST UNS | J91540 | ||||
WROUGHT UNS |
S41500 | ||||
WROUGHT GRADE |
13-4, F6NM | ||||
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES) | |||||
C | <0.06 | ||||
Cr | 12.5 | ||||
Ni | 3.7 | ||||
Mo | 0.6 | ||||
Other | – | ||||
PREn | |||||
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED) | |||||
Rp0.2[MPa] | 550 | ||||
Rm [MPa] | 755 | ||||
A % | 15 | ||||
Hardness [HB] | 230-300 | ||||
Impact [J] | 70 | ||||
PHYSICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED) | |||||
Microstructure | Martensitic, (δ ferrite) | ||||
ρ [kg/dm3] | 7.65 | ||||
α [μm/m∙K] (20 – 100 °C) | 10.5 | ||||
K [W/m∙K] | 22.6 | ||||
Cp [J/kg∙K] | 450 | ||||
Melting ΔT [°C] | 1399-1467 | ||||
WORKING CONDITIONS / FABRICATION | |||||
Heat Treatment | |||||
Weldability | Satisfactory | ||||
Machining | |||||
Patternmaker’s Shrinkage [%] | 2.1 |
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