Silver Steel

Silver steel is common tool steel that is supplied as a centerless ground round bar (with tolerances similar to that of drill bit). The name comes from the highly polished appearance of the rods; there is no silver in the alloy.




Silver Steel is a high carbon steel supplied in precision ground bar form produced to BS1407 specification. It is supplied in the annealed condition . To obtain full wear resisting hardness with toughness it may be heat treated up to a maximum hardness of Rockwell C62.
As a stockholder stocks are held in standard sizes in 2m lengths.


DIN AISI JIS  Silver Steel Chemical Composition
C Si Mn P S Co Cr Mo Ni V W Cu
1.2510 O1 SKS3 0.90 to 1.05 0.15 to 0.35 1.00 to 1.20 < 0.035 < 0.035 0.15 to 0.35 0.05 to 0.15 0.50 to 0.70


Silver steel us equivalent

Country USA German Japan
Standard ASTM A681 DIN EN ISO 4957 JIS G4404
Grades O1 1.2510/100MnCrW4 SKS3


What is silver steel used for?
Silver steel can be used in numerous applications including screwdrivers, punches, shafts, axles, pinions, pins, die posts, instrument parts, model parts, taps and drills for mild steel, engravers’ tools, and fine cutters.
Is silver steel rust proof?
Difference between Stainless Steel and Silver Steel
Therefore, while Stainless Steel is rust proofSilver Steel will rust easily when exposed to air or moisture.