BS EN 10270-2 Oil hardened and tempered spring steel wire for mechanical springs oil hardened and tempered spring steel wire that is heat treated in line in the following way: it is first transformed into ... Подробнее
BS EN DIN 38Si7 1.5023 Cold Rolled or Drawn Flat Alloy Steel Wire For Spring Grade : 38Si7 Number: 1.5023 Classification: Alloy special steel Standard: EN 10089: 2002 Hot rolled steels for quenched and tempered ... Подробнее
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