Ginsan Silver 3 Stainless steel Hitachi Yasugi hagane custom knife making tool 2.2 x 30 x 220 mm
Silver 3 steel is one of the most famous Japanese stainless steel and lot's of black smith use it. Its strength is increased to a hardness set over than HRC 59, *Highest HRC 63 to 64.
And tempering-treatment 800-870℃ of this blade, you can sanding with grinder.If you want forging again, please forge at a temperature of 800-900°C. heat treated temperature: 1040- 1090 ℃ , annealing temperature 100 - 150 ℃
*Size: 2.2 x 30 x 220 mm ,approx
*Origin: Made in Japan
*Note: Need a heat treated, not polish piece, some slight scratch and a tiny burr and rust
Please refer to Hitachi material. *silver 3 : 銀3