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SAF 2507 is a Sandvik trademarked steel containing 25% chromium, 7% nickel, 4% molybdenum, and other alloying elements such as nitrogen and manganese. T1 [9] T2 [10] S1, a medium-carbon shock-resisting steel tool steel which combines moderate hardness with good impact toughness. Carbon content 0.40 - 0.55%. [11] W1, a water hardening tool steel.
A comprehensive Wikipedia data page detailing the hardness levels of various elements.
Up until the mid-19th century there seems to have been no known name for the tradition, it simply being referred to as "8 longsword and 4 short sword forms". The tradition came to be known as Shintō-ryū kenjutsu in the mid-19th century [ 2 ] by research made into the history of SMR by the SMR-practitioner Umezaki Chukichi.
The origin of the name "Damascus Steel" is contentious. Islamic scholars al-Kindi (full name Abu Ya'qub ibn Ishaq al-Kindi, circa 800 CE – 873 CE) and al-Biruni (full name Abu al-Rayhan Muhammad ibn Ahmad al-Biruni, circa 973 CE – 1048 CE) both wrote about swords and steel made for swords, based on their surface appearance, geographical location of production or forging, or the name of the ...
It is thought likely that the first iron swords were manufactured in Japan in the fourth century, based on technology imported from China via the Korean peninsula. [4]: 1 While swords clearly played an important cultural and religious role in ancient Japan, [4]: 5, 14 in the Heian period the globally recognised curved Japanese sword (the katana) was developed and swords became important ...
But the easier production, and the better availability of the raw material for the first time permitted the equipping of entire armies with metal weapons, though Bronze Age Egyptian armies were sometimes fully equipped with bronze weapons. [19] Ancient swords are often found at burial sites. The sword was often placed on the right side of the ...
A naginata consists of a wooden or metal pole with a curved single-edged blade on the end; it is similar to the Chinese guan dao [4] or the European glaive. [5] Similar to the katana, naginata often have a round handguard ( tsuba ) between the blade and shaft, when mounted in a koshirae (furniture).
Shinken, a katana used in sword-related martial arts practice. Shinken (真剣, literally meaning "real sword") is a Japanese sword that has a forged and sharpened blade. The term shinken is often used in contrast with bokken (wooden sword), shinai (bamboo sword), and iaitō (unsharpened metal sword).