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The six cast-iron bands (for strengthening the barrel) each measure 1 ft 1 in. and weigh 3 catties. The barrel holds 100 bullets, each weighing 0.5 oz., and 3 oz. of (gun-)powder. According to this description and the illustration in the Huolongjing , the "Crouching Tiger Cannon" was a small cannon that was propped up at the muzzle end and ...
Each of the (iron) staples (used to pin down the cannon in position) weighs 3 catties and measures 1 ft 2 in. in length. The six cast-iron bands (for strengthening the barrel) each measures 1 ft 1 in. and weighs 3 catties. The barrel holds 100 bullets, each weighing 0.5 oz. (5 qian) and 3 oz. of (gun-)powder. [36]
The san yan chong (simplified Chinese: 三眼铳; traditional Chinese: 三眼銃; lit. 'three-eyes gun') was a three barrel hand cannon used in the Ming dynasty. [1] The distinctive san yan chong, or three eyed gun, was one of the most common Ming hand cannons. Three eyed guns were usually made from cast iron or crude steel, each of the three ...
If iron ores are heated with carbon to 1420–1470 K, a molten liquid is formed, an alloy of about 96.5% iron and 3.5% carbon. This product is strong, can be cast into intricate shapes, but is too brittle to be worked, unless the product is decarburized to remove most of the carbon. The vast majority of Chinese iron manufacture, from the late ...
Blast furnace: Although cast iron tools and weapons have been found in China dating from the 5th century BC, the earliest discovered Chinese blast furnaces, which produced pig iron that could be remelted and refined as cast iron in the cupola furnace, date from the 3rd and 2nd centuries BC, and the vast majority of early blast-furnace sites ...
The thunder crash bomb (Chinese: 震天雷; pinyin: zhèntiānléi), also known as the heaven-shaking-thunder bomb, was one of the first bombs or hand grenades in the history of gunpowder warfare. It was developed in the 12th-13th century Song and Jin dynasties. Its shell was made of cast iron and filled with gunpowder.
Hongyipao (Chinese: 紅夷炮/紅衣炮; pinyin: hóngyípào; lit. 'red barbarian cannon/red coat cannon'; Vietnamese: hồng di pháo) was the Chinese name for portuguese-style muzzle-loading culverins introduced to China and Korea from the Portuguese colony of Macau and with the help of portuguese diplomats and advisors in the Beijing imperial Court like João Rodrigues.
As of at least 2024, the Chinese steel industry is highly fragmented, with a large number of companies. [1]: 101 In December 2024, Chinese researchers developed an iron-making technology that speeds up steel production, according to a published paper in the peer-reviewed journal Nonferrous Metals. The method injects iron ore powder into a super ...