Or yasuki symbols would be younger then 1937.
Hitachi laminated steel.
Hitachi metals pioneered the development and mass production of rare earth magnets under the neomax brand.
The steel division of hitachi ltd.
It is extremely difficult to find anything but doubletalk and scuttlebutt on this steel.
Was thereby split off to form hitachi metals.
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Super blue is the highest grade blue steel and contains up to 1 1 2 carbon for wear resistance and chrome to elevate hardness and improve edge holding and corrosion resistance.
Aogami super blue steel is produced by hitachi metals for tools and knives.
Here are the common ones found in knives sk steels sk5 sk4 sk3 the least expensive of the carbon steels and the lowest carbon content 5 has the least carbon 3 the most.
Japanese shiro 2 suminagashi steel.
Hitachi yasuki white paper steel no2.
In 1937 so razors with hitachi and y s s.
The city of yasugi shimane prefecture is still home to the hitachi metals yasugi works.
Here is one site that at least lists the presumed alloy.
Classified as exotic steel by cutlery standards it has a loyal.
As i understand it the best japanese planes use hitachi super blue steel laminated to wrought iron backers for the blades.
Neomax magnets boast exceptionally superior magnetic properties.
This steel has higher amounts of phosphorus and sulfur than the other steels i m about to mention.
The latest equipment gives shape to traditional techniques.
Hitachi makes a number of carbon steels.
Specialty tool steel from hitachi metals america.
Hitachi yasuki laminated white paper steel no2.
Yasugi specialty steel is high grade specialty steel manufactured at hitachi metals yasugi works which carries on the tradition of japan s ancient iron.
Hitachi metals america s high quality special steels are mass produced from carefully selected materials utilizing state of the art equipment and technologies in melting refining hot working cold working and heat treatment.