共搜索到4572条信息，每页显示10条信息，共458页。用时：0小时0分0秒899毫秒
to the columnar structure during solidification and the O phase precipitated in the B2 grain boundaries in the welds. EBW is preferable to joining titanium alloy, because it has a clean vacuum chamber......
on the low nickel matte which are attributable to the shrinkage cavities formed during the solidification process. Table 1 Chemical composition of low nickel matte (wt.%) Fig. 1 XRD pattern of low nickel......
microstructure of hypereutectic Al-Si alloy[J]. Journal of Functional Materials, 2012, 43(17): 2360-2362. [20] MCDONALD S D. Solidification mechanisms of unmodified and strontium-modified hypereutectic......
crucible to mold or due to the shrinkage during solidification. It has been observed that the addition of rutile particles beyond 3 wt.% significantly increases the porosity. This may be due......
Trans. Nonferrous Met. Soc. China 29(2019) 2300-2309 Microstructure and properties of probeless friction stir spot welding of AZ31 magnesium alloy joints Xia-wei YANG, Wu-yuan FENG, Wen-ya LI, Xiu-rong DONG, Ya-xin XU, Qiang CHU, Shuo-tian YAO Shaanxi Key Laboratory of Friction Welding Technologies, State Key Laboratory of Solidification Processing, Northwestern Polytechnical University, Xi......
of 900 r/min) for solidification to finally produce a casting with dimensions of dout100 mm×din85 mm×100 mm (Figure 2(c)). Centrifuge force and density gradation were utilized in combination during......
on composition, structure, and leaching stability of an arsenic solidification mineral scorodite[J]. CIESC Journal, 2016, 67(11): 4533-4540. [9] LE BERRE J F, GAUVIN R, DEMOPOULOS G P......
processing of a novel Al-Cu-Mg powder metallurgy alloy[J]. Materials Science and Engineering A, 2013, 559(1): 902-908. [4] LAVERNIA E J, AYERS J D, SRIVATSAN T S. Rapid solidification processing......
description of the Al-Cu-Mg-Mn-Si quinary system and its application to solidification simulation[J]. Thermochimica Acta, 2011, 512(1/2): 258-267. [29] TSAI M H, YEH J W. High-entropy alloys: A critical......
; The mould was fabricated from mild steel with dimensions of d57 mm × d70 mm × 180 mm. After the solidification was completed, the ingots were taken out from the mould and their chemical compositions......
