STRIP - Alloy 439 Stainless Steel
UNS S43900
EN-DIN 1.4510
DESCRIPTION
439 Oxidation resistance and corrosion resistance is superior to Type 409 in areas where temperatures may exceed the oxidation limit of Type 409 or where aqueous corrosion resistance, particularly to chlorides, is needed.
Applicable Specifications
ASTM A240
Applications
Tubular manifolds and other exhaust system with difficult to form exhaust components.
Nominal Composition
C: .070 max
Mn: 1.0 max
P: 0.040 max
S: 0.030 max
Si: 1.00 max
Cr: 17.0 – 19.0
Ni: 0.50 max
Ti: >= 0.20+4(C+N) – 1.10
Al: 0.15 max
N: 0.040 max
Fe: Balance
Physical Properties
Density:
0.278 lb./in3 (7685 kg/m3)
Modulus of Elasticity (E):
At 70°F (20°C): 28.4 x 103 ksi
193 x 103 MPa
Electrical Resistivity:
24.0 µ ohm.in (60.0 μ ohm.cm)
Typical Mechanical Properties – Typical Room Temperature Mechanical Properties
Typical mechanical properties are based, AK source on ASTM A240
Annealed
- Tensile Strength (UTS): 66 ksi (455 MPa)
- 0.2% YS: 43 ksi (296 MPa)
- Elongation% in 2” (50.8 mm): 32
- Hardness Rockwell: 74 HRBW
For further information Contact:
CONTACT US
Phone: 1.888.843.2350
Elgiloy Specialty Metals – Strip Products
1565 Fleetwood Dr
Elgin, IL 60123 USA
Limitation of Liability and Disclaimer of Warranty:
- The content in these data sheets is provided primarily by third-party melting mills and is provided for reference only. It is not intended for engineering or design.
- Applications may be discussed, however, Elgiloy Specialty Metals, a Division of Combined Metals Company LLC, does not recommend or endorse any material for any particular end use or application.
- The data included in this data sheet are typical values and may vary.
- Elgiloy Specialty Metals, a Division of Combined Metals Company LLC, makes no representations or warranties, express or implied, as to the accuracy, completeness, condition, suitability, performance, fitness for a particular purpose, or merchantability of any information contained in any data sheet.
In no event will Elgiloy Specialty Metals, a Division of Combined Metals Company LLC, be liable for any damages whatsoever arising from the use of the information included in the data sheets.
