AISI Type S15500 (15Cr-5Ni) Precipitation Hardening Stainless Steel tested at 315°C (600°F), condition H1025

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

Key Words: 15-5 PH, 15-5PH, 15/5 PH, 15/5PH, XM12, AMS 5862, ASME SA705 (XM-12), ASTM A564 (XM-12), ASTM A693 (XM-12), ASTM A705 (XM-12), AFNOR NF A35-581 Z6CNU15.05, DIN 1.4540, DIN X4CrNiCuNb164, Cr-Ni 15-5, UNS S15500, AMS 5658, AMS 5659, AMS 5826

Component    Wt. % C Max 0.07   Cr 14.8   Cu 3.5   Fe 75

Component    Wt. % Mn Max 1   Nb + Ta 0.3   Ni 4.5

Component    Wt. % P Max 0.04   S Max 0.03   Si Max 1

Material Notes:
Martensitic, precipitative hardening (maraging), combining high strength and hardness with excellent corrosion resistance. Applications include valve parts, fittings and fasteners, shafts, gears, chemical process equipment, paper mill equipment, aircraft components and nuclear reactor components.

Physical Properties	Metric	English	Comments
Density	7.8 g/cc	0.282 lb/in³
Mechanical Properties
Tensile Strength, Ultimate	958 MPa	139000 psi
Tensile Strength, Yield	903 MPa	131000 psi
Elongation at Break	14 %	14 %	gage length is 4 times diameter
Charpy Impact	114 J	84.1 ft-lb	at 24°C, 62 J at -12°C, 31 J at -40°C, 12 J at -73°C, 3 J at -195°C
Electrical Properties
Magnetic Permeability	95	95	approximate value for the annealed condition at RT

References for this datasheet.