Window Cleaning Supplies & Resources – WindowCleaner.com
WCR offers window cleaning supplies designed to help you become the best window cleaner. When it comes to performing at your peak, your window cleaning tools shouldn't be holding …
Effect of Yttrium and Yttria Addition in Self-Passivating WCr
2024年9月23日 · WCr-Y 2 O 3 demonstrates higher flexural strength than WCrY across all temperature ranges, ranging from 850 to 1050 MPa, but lower fracture toughness, between 3 …
Self-passivating W-Cr-Y alloys: Characterization and testing
2017年11月1日 · Fully dense nanocrystalline W-10Cr-0.5Y alloy produced by MA and HIP. Y-rich nanoparticles at GB inhibit grain growth and improve strength and toughness. W-10Cr-0.5Y …
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Composition Stability and Cr-Rich Phase Formation in W-Cr-Y and …
The phase stability and short-range ordering of ternary alloys in W-Cr-Y(Ti) systems has been investigated, using combination of Density Functional Theory (DFT) and Cluster Expansion …
Microstructure and phase stability of W-Cr alloy prepared by spark ...
2018年2月1日 · In the presented study, W-10Cr alloy with hafnium oxide particle dispersion was prepared by spark plasma sintering. Hafnium was used as alternative element to yttrium to …
Working Capital Requirement (WCR) - Complete Guide - Agicap
2022年1月31日 · Working capital requirement (WCR) is the amount of money required to cover your operating costs. It represents your company’s short-term financing requirements.
Oxidation of W, W?Cr, W?Cr?Ti and W?Cr?Y in dry Ar?20
Deuterium (D) retention in tungsten-chromium-yttrium (W–Cr–Y) alloy depending on the irradiation fluence of 10¹⁹–5×10²¹ D/m² at different sample temperatures in the range of 300–900 K was...
Performance of concrete under a low-pressure environment
2025年1月31日 · The workability, mechanical properties, durability, and air content of the concrete were measured, and the response surface method (RSM) was used to optimize the water …
[7x7] WCR春季赛-周赛——第4周（共4周） - 《坦克世界》
WCR（坦克世界预备联赛，World of Tanks Championship Reserve，简称“WCR”）是晋级WCL的全民性赛事。 WCR使用 7VS7天梯战模式作为比赛形式。 WCR春季赛由4个周赛（2月21日-3 …