1.4542 Steel

Steel name: 1.4542
Diagram No.: 1026
DIN designation: X5CrNiCuNb16-4
Mat.No. (Wr.Nr.) designation: 1.4542
AISI/SAE designation: 17-4PH
Chemical composition in weight %: 0.07% C, 0.70% Si, 1.50% Mn, 16.00% Cr, 4.00% Ni, 3.50% Cu
Steel group: Martensitic precipitation/age-hardening stainless steel
Applications: It has been used for a variety of applications including oil field valve parts, chemical process equipment, aircraft fittings, fasteners, pump shafts, nuclear reactor components, gears, paper mill equipment, missile fittings, and jet engine parts.
Comment: No data
Reference: HTDHK, 2008.

Heat Treatment
Solution Treatment: 1025-1055oC/oil, air
Tempering: See the diagram

Precipitation Diagram

Click the image to enlarge the diagram.

Disclaimer: The information and data presented herein are typical or average values and are not a guarantee of maximum or minimum values. Applications specifically suggested for material described herein are made solely for the purpose of illustration to enable the reader to make his own evaluation and are not intended as warranties, either express or implied, of fitness for these or other purposes. There is no representation that the recipient of this literature will receive updated editions as the become available.

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