Polietileno de ultraalto peso molecular
DM20 (PE-UHMW)Acero de alto carbono
EN 10270-1 Grade DH patented cold drawnAcero de alto carbono
JIS G3522 Grade SWP-BAcero de alto carbono
DIN 17223-1 Grade D patented cold drawnAcero de alto carbono
ASTM A228 Grade Music Steel Spring Wire Type 1 Cold-DrawnAcero de alto carbono
JIS G3522 Grade SWP-AAramide
Twaron®Unclassified Carbon Steel
JIS G3521 Grade SW-C hard drawn