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X90CrMoV18 (mart.) (440B)

Description

General

(Fe rest, C 0.60-0.75, Cr 16.0-18.0, Mo < 0.75, Si <1.0, Mn <1.0, V 0.10 (wt.%))

Properties

Chemical properties

Minimum value Maximum value Unit Sources
%
%

Electrical properties

Minimum value Maximum value Unit Sources
kV/mm
%
V
0.6 0.6 Ohm.mm²/m Idemat 2003

Manufacturing Properties

Minimum value Maximum value Unit Sources

Mechanical properties

Minimum value Maximum value Unit Sources
MPa
MPa
MPa
7700 7700 kg/m³ Idemat 2003
3 18 % Idemat 2003
275 275 MPa Idemat 2003
2.7 4 J/cm Idemat 2003
MPa
740 1900 MPa Idemat 2003
MPa
425 1850 MPa Idemat 2003
200000 200000 MPa Idemat 2003

Optical properties

Minimum value Maximum value Unit Sources

Thermal properties

Minimum value Maximum value Unit Sources
°C
1370 1510 °C Idemat 2003
°C
460 460 J/kg.K Idemat 2003
24 24 W/m.K Idemat 2003
10 10 e-6/K Idemat 2003

Environment

4.15 mPt
0.15 Pt
24400 mELU
5.94 MJ/MJ
41.1 MJ
3.57 kg
0.01 kg
Important producers of Stainless steels are the US (14%), Germany (9%), CIS (10%), and France (6%). The average scrap supply is 20%. See for the environmental aspects the individual alloy metals data.

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