Quality: The presence of aluminium in the analysis associates a great ductility of the wire with the high meachanical characterisitcis of the springs. this quality allows the production of springs with complex shapes. after the heat treatment the springs increase their strenght properties.
Finishing: Soap coated
Diameter: from mm 0.30 to 10 mm
Tolerances according to EN 10270/3
Chemical composition according to EN 10270/3
% C | % Mn max | % Si max | % P max | % S max | % Cr | % Ni |
≤ 0.09 | 1.00 | 1.00 | 0.040 | 0.015 | 16 – 18 | 6.50-7.80 |
Packaging: Coil, spools and bars
Operating temperature: – 200 + 300°C max.
Heat treatment after coiling:
TEMPERATURE: 450/480° for 30min /1h
Mechanical properties
Elasticity E: longitudinal state of supply N/mm² 190.000, after heat treatment N/mm² 200.000
Elasticity G: transverse state of supply N/mm² 73.000, after heat treatment N/mm² 78.000
EN 10270/3 stainless steel wire resistance table
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