(supersedes all previous editions)
Exera® 5R10 and Exera® 2R25 are austenitic chromium-nickel stainless steels. Exera® 2R25 is a low carbon version of Exera® 5R10. The grades are characterized by:
These grades are mainly used for surgical instruments and dental tools.
|Surface finish||Size range, mm|
|Coated||0.20 - 8.00|
|Bright||0.11 - 0.80|
|Mechanically polished||0.40 - 6.00|
Typical mechanical properties for Exera® 5R10 and Exera® 2R25 at 20°C.
|Grade||Tensile strength Rm||Proof strength Rp0.2||Elongation||Hardness|
Typical physical properties for annealed Exera® 5R10 and Exera® 2R25 are given below :
|Grade||Density||Elastic Moduls||Mean Coefficient of Thermal Expansion||Thermal Conductivity||Specific Heat||Resistivity|
|g/cm3||103 MPa||mm/m/°C||W/m °C||J/kg °C||μΩm|
|0-100 °C||at 100 °C||0-100 °C||20 °C|
Excellent corrosion resistance in a wide range of atmospheric environments and various corrosive media.
Subject to pitting and crevice corrosion in warm chloride media and to stress corrosion cracking at temperatures above 60°C.
Considered resistant to potable water with up to approximately 200mg/l chlorides, at ambient temperatures, reducing to approximately 150 mg/l, at 60°C.
Material datasheets and in-depth technical information about Sandvik Bioline grades and products are available on the Sandvik website, www.sandvik.com/medical.
Disclaimer: Sandvik is not providing any products or services that are intended or may be construed to be recommending or otherwise advising on, in any manner, the design, suitability, appropriateness or effectiveness, from a medical/biological/safety perspective, of any medical material, instrument and/or medical device.