We use default:stainless steel wire by quality standard DIN EN 10270-3-1.4310 (NS) 8 X10CrNi18(Formerly DIN 17224-1.4310 X12CrNi17 7 - material no 1.4310.)foreign names: F: AFNOR Z12CN18-09 / UK: BS 2056 302 S26 / USA: AISI 302Chemical analysis according to type and wire size in%C 0.05 to 0.15 / Si max. 2.00 / Mn max. 2.00 / Cr from 16.00 to 19.00 / Ni 6.00 to 9.50P max. 0.045 / S max. 0.015 / Cu max. 0.20 / Mo max. 0.80 / N max. 0.11Tensile strength N / mm ² 1350 - 2200 (d 6.30 to 0.20 mm) ~ (150kp Rockwell Rc 41 - > 61 / / Brinell (Hb) / Vickers (Hv) ~ 380 - > 625/660Shear modulus G: 73000 N / mm ²Surface: gleitgünstig, coated in age to yellowish, not polished (DIN EN 10278)Temperatures: Temperature range: max. 120 ° C tempering temperature: 250 - 440 ° C (320 ° C)more surface forms: polished (not applicable Norm-/Lagerfedern) -> increased tolerances. further processed in our wires (alloy steel):EN 10270-3-1.4568, G 78000N/mm ² max. Operating temperature 350 ° C, high fatigue strengthon request:DIN 2.4669 - Inconel X750, G 74000 N / mm ², max. Operating temperature 600 ° C, non-magnetic