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in the region of the stress raiser such as crack. The stress concentration at the crack tip produces high localized stresses that surpass the yield strength of the metal in the section neighboring the crack......
be varied for the same tool design and geometry. These variable parameters are discussed in the following section below. 2.2 Welding parameters The important welding parameters affecting the quality......
4中(a),(b)和(c)所示分别为MoldSDM模具制造工序,该工艺制备 的蜡模和采用该工艺与凝胶注模结合制备的不锈钢叶轮. 图4 MoldSDM模具制造工序[65] Fig.4 Processing steps for MoldSDM (a), section of wax mold(b)and stainless steel impeller(c......
disposal, monitoring and control of electrolyte[36]. Laser assisted machining (LAM) is a thermal process. The laser is used as a heat source with the beam focused on the un-machined section......
硫,蠕变性能的变化主要是由于沿晶界择优硫化而造成的. 表6 IN738LC合金在850℃,307MPa蠕变过程中表面腐蚀深度 [6] Table 6 Measured and calculated corrosion depth in load bearing section for IN738LC alloy crept at and 307MPa  ......
of synthesis of vanadium oxide nanotube (b) and cross section of nanoscroll (c) [2, 70] 2.1.3 热分解合成 PAN等[4]最近报道了一种高效合成V2O5纳米颗粒的方法.首先将V2O5和草酸反应生成VOC2O4前驱体,该前驱体在空气中热分解后得到V2O5纳米颗粒.V2O5和H2C2O4的比例对最后产物的形貌具有重......
retrograde shift to lower temperatures upon increasing the heating rate. This retro-effect has been explained by jumping order degree (see next section). Therefore, the heterogeneous subequilibrium successive......
) and section of binary Fe-Al phase diagram (c) [26] Fig. 10 Cross-sectional EBSD phase distribution map of intermetallic layer on mild steel after hot-dipping in Al-5Si molten bath at 700 °C for 180 s [32......
modification of Al-Mg-Si alloy by using energetic ion beam irradiation[J]. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 2015, 351: 1-5. [68......
separation of palladium(II) and platinum(IV) with synthetic sulfoxide mso[J]. Journal of Mining and Metallurgy Section B: Metallurgy, 2013, 49(1): 57-63. [10] SHEN Y F, XUE W Y. Recovery palladium......