AISI Type S13800 Stainless Steel (PH 13-8 Mo) longitudinal properties, condition H950

Subcategory: Ferrous Metal; Metal; Precipitation Hardening Stainless; Stainless Steel; T S10000 Series Stainless Steel

Key Words: UNS S13800, 13-8Mo, 13-8PH, 13-8 PH, 13/8 Mo, 13/8Mo, 13/8PH, 13/8 PH, AMS 5629, AMS 5840, ASME SA705 (XM-13), ASTM A564 (XM-13), ASTM A693 (XM-13), ASTM A705 (XM-13); PH 13-8 Mo; Precipitation Hardening

Component    Wt. % Al 0.9 - 1.35   C Max 0.05   Cr 12.25 - 13.25   Fe 76

Component    Wt. % Mn Max 0.1   Mo 2 - 2.5   N Max 0.01   Ni 7.5 - 8.5

Component    Wt. % P Max 0.01   S Max 0.008   Si Max 0.1

Material Notes:
Center or intermediate test location.

Martensitic, precipitation hardening (maraging) stainless steel.

Physical Properties	Metric	English	Comments
Density	7.8 g/cc	0.282 lb/in³
Mechanical Properties
Tensile Strength, Ultimate	1550 MPa	225000 psi
Tensile Strength, Yield	1450 MPa	210000 psi	at 0.2% offset
Elongation at Break	12 %	12 %	in 50 mm
Modulus of Elasticity	197 GPa	28600 ksi
Charpy Impact	45 J	33.2 ft-lb	45 J at room temperature, 31 J at 0°C, 18 J at -54°C, 11 J at 73°C, 7 J at -115°C, 5 J at -140°C, 5 J at -195°C
Machinability	35 - 40 %	35 - 40 %	35-40% average, Based on 100% machinability for AISI 1212 steel.
Electrical Properties
Electrical Resistivity	0.0001 ohm-cm	0.0001 ohm-cm	at 25°C, 0.0001 at 100°C, 0.0001 at 200°C, 0.00011 at 315°C, 0.00011 at 425°C, 0.00011 at 540°C, 0.00011 at 595°C, in Condtion A.
Thermal Properties
CTE, linear 20°C	10.6 µm/m-°C	5.89 µin/in-°F	at 21-95°C, 10.8 at 21-205°C
CTE, linear 250°C	11.2 µm/m-°C	6.22 µin/in-°F	at 21-315°C, 11.3 at 21-425°C
CTE, linear 500°C	11.9 µm/m-°C	6.61 µin/in-°F	at 21-540°C
Specific Heat Capacity	0.46 J/g-°C	0.11 BTU/lb-°F	from 0-100°C (32-212°F)
Thermal Conductivity	14 W/m-K	97.2 BTU-in/hr-ft²-°F	at 100°C, 15.7 at 200°C, 17.8 at 315°C, 20.4 at 425°C, 22.3 at 540°C, 22.5 at 595°C; in Condition A.
Melting Point	1405 - 1440 °C	2560 - 2620 °F
Solidus	1405 °C	2560 °F
Liquidus	1440 °C	2620 °F

References for this datasheet.