Grade XM-13
USA UNS S13800
Corresponding Standard ASTM A693-2024
Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
Classification Precipitation-Hardening Stainless Steel
XM-13 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo N Al
Minimum Value - - - - - 12.3 7.5 2 - 0.9
Maximum Value 0.05 0.1 0.2 0.01 0.008 13.2 8.5 2.5 0.01 1.35
XM-13 Mechanical Properties
Thickness
t
in.
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
0.0015~4.00 Solid Solution Treatment / / / HRC
≤38
t<0.02 Precipitation Hardening, 510℃ ≥1515 ≥1410 ≥6 HRC
≥45
0.02~0.1874 Precipitation Hardening, 510℃ ≥1515 ≥1410 ≥8 HRC
≥45
0.1875~0.625 Precipitation Hardening, 510℃ ≥1515 ≥1410 ≥10 HRC
≥45
0.626~4.0 Precipitation Hardening, 510℃ ≥1515 ≥1410 ≥10 HRC
≥45
t<0.02 Precipitation Hardening, 538°C ≥1380 ≥1310 ≥6 HRC
≥43
0.02~0.1874 Precipitation Hardening, 538°C ≥1380 ≥1310 ≥8 HRC
≥43
0.1875~0.625 Precipitation Hardening, 538°C ≥1380 ≥1310 ≥10 HRC
≥43
0.626~4.0 Precipitation Hardening, 538°C ≥1380 ≥1310 ≥10 HRC
≥43
Note:Reduction of Area:Applicable to tests in the long transverse direction. Transverse to the direction of rolling and parallel to the product surface.
Note:Impact test is not required unless specified on the purchase order.
Approximate Comparison Table Precipitation Hardening Stainless Steel
China United States International Organization for Standardization European Standard
GB ISC ASTM UNS ISO Numerical Grade EN Numerical Grade
04Cr13Ni8Mo2Al
GB/T 20878-2024
S51380 XM-13
ASTM A959
S13800 X3CrNiMoAl13-8-3
ISO 15510
4534-138-00-X X3CrNiMoAl13-8-3
EN 10088-1
1.4534

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