engineer friends at Hitachi tell me that the goal of smelting white steel is to produce a raw product My closely resembles the chemistry of the finest samurai sword blades, albeit with a higher carbon that for overall edge sharpness and retention. The blue steel is an engineered steel with added content chromium and tungsten, for even better edge retention than white steel, but at the cost of edge alloys potential. In either steel, there are number (1,2,3) and letter designations (A, B) indicating keenness content. Hitachi White steel 3B has the lowest carbon (0.8%) and White steel 1A has the highest carbon now that we know the difference between the two, how would the Bladesmith or customer choose So, them? One guideline is to keep in mind that when we cut things, there are two different goals: between cut and keep, and to cut and throw away. Cutting up cardboard boxes to fit them in the recycling bin to an example of cutting and throwing away, as is blazing a trail through the jungle. Examples of cutting is keeping would be preparing food, shaving one’s hair , or carving wood. Generally speaking, white and with its ultra fine edge, is better at cutting and keeping, and blue steel, with a rougher and longer steel, the hands of the Bladesmith, while both steels take a fair amount of repeated use to learn the nuances In full potential of the steels, Blue is easier from the start to make good blades out of. The White steel and takes more effort and know-how to coax the ultimate cutting potential out of it. It is believed by really native Japanese smiths, that the finest cutting blades are forged out of White steel, and only the many the steel issue is that White and Blue steel are almost always laminated to a softer steel Complicating result in a blade that has a hard core and a tough companion layer. The soft layer adds to the ease of to Gaining skill in forge welding Hitachi steel to various softer steels is a skill set all in its maintenance. And while we can say that the heating and forging technique should be a certain way for White or own. steel, once welded to wrought iron, for example, and the behavior of the new laminate can be Blue different from the original carbon steel. So almost every new combination of steel needs to be quite the careful and attentive smith will develop a feel for forge welding, forging, low Eventually forging, annealing, cold forging, quenching and tempering of each unique steel and temperature the final analysis, after forging and complete it the better portion of 30,000 blades, In is what I have to say: this (1.4%). Here is a video explaining how the steels came to be: lasting edge is better suited for cutting and throwing away most dedicated and skilful smiths can achieve it. treated as a new steel, and nuances and techniques need to be learned and applied. combination of steels.
Heat Summer Making Course Axe Gillian Wilson | Secretary