RatesLow frequency fatigue crack growth rates in air and seawater are reported for manual metal arc, synergic metal inert gas, electron beam and laser beam welds in Q1N steel. The stress corrosion crack growth susceptibility in seawater of the weldments was also studied and both the electron ...
近年来, 德国连续变凸度(Continuously Varible Crown, CVC)、 日本川崎工作辊横移(Kawasaki-Work Roll Shifting, K-WRS) 等国际知名拥有主流轧机板形控制技术的国家垄断了先进宽带钢热连轧机的生产; 此外, 日本、 德国和中国等国家还分别在此基础上大力探索研发了高速钢(High-Speed Steel,...
钢锭steel ingot 钢管steel tube, steel pipe 钢丝steel wire 钢球steel ball 杠杆定理lever rule, lever principle 高分子聚合物high polymer, superpolymer 高合金钢high alloy steel 高锰钢high manganess steel 高频淬火high frequency quenching 高速钢high speed steel ,...
Commission Implementing Regulation (EU) 2023/1631 of 11 August 2023 initiating an investigation concerning possible circumvention of the countervailing measures imposed by Implementing Regulation (EU) 2022/433 on imports of stainless steel cold-rolled flat products originating in Indonesia, by imports of ...
Frame: Steel with authentic dirt bike geometry Fork: Double-crown, steel T Fairings: Shatter-resistant, plastic Handlebars: Adjustable-angle, riser-style Grips: Soft, rubber Wheels: Spoked, 12-inch wheels with...
1.2067 牌号102Cr6 德国W-Nr.1.2067 对应标准DIN EN 10132-4-2000(+AC:2002) 热处理条件下的冷轧窄钢带 - 交货技术条件 - 第4部分:弹簧钢和其它用途,勘误2002 Cold-rolled narrow steel strip for heat treatment-Technical delivery conditions Part 4: Spring steels and other applications (includes ...
Laser strengthening of U71Mn rail steel was performed under different parameters using a narrow line-shaped CO_2 laser beam formed by newly developed binary optics. The microstructure, microhardness and wear resista...
With the global competition & Steel market boom these days steel makers are mastering the maneuvers of long lasting refractory life of vessels. Jindal South West (JSW) Steel Limited (formerly Jindal Vijayanagar Steel Limited) is in the path of trend setting so far after commencing operations in ...
周六看了一天天然橡胶基本面,这真是一个渣男品种,首先供给端利好因素是泰国印尼种植面积已经停滞,60%份额800万吨,胶价底部徘徊了十多年,目前内外价格倒挂,但是利空因素也不少,比如国内高库存,150万吨,国内云南种植的橡胶这些年才进入高产周期,中国占5%～7%份额80万吨,下周抛储各有各的看法,还有合成橡胶产量8%+的...
Steps for how to access and use the new recovery tool Microsoft created - updated on July 31, July 23, July 22, and July 21. The tool provides two recovery...