1) Si3N4/Al composite
Si3N4/Al
1.
A big size, graded Si3N4/Al composite was prepared successfully by pressureless infiltrating Al-Mg alloy into the preform which had graded porosity.
采用Al-Mg合金无压渗入具有梯度孔隙分布的Si3N4多孔预制体,制得大尺寸,梯度Si3N4/Al复合材料;对复合材料的显微组织,相组成,硬度进行了观察和测定,分析了层间铝合金薄层在释放梯度层间应力的作用,并采用SHPB装置对梯度复合材料进行动态压缩试验。
2) Si_3N_4
Si3N4
1.
Fabrication and Simulation of Silicon-on-Insulator Structure with Si_3N_4 as a Buried Insulator;
以Si3N4为埋层的SOI结构制备与器件模拟(英文)
2.
Three experimental schemes were executed to validate the feasibility of producing the V-bearing HRB400 bar with Si_3N_4 alloy as nitrogen alloy reagent.
通过3种试验方案,系统研究了Si3N4合金作为增氮剂用于生产V微合金化Ⅲ级钢筋的可行性。
3.
Synthesis of silicon nitride powder is the basis of fabrication of Si_3N_4 ceramics.
Si3N4陶瓷因其优异的力学性能和化学稳定性而在工业生产中广泛使用。
3) silicon nitride
Si3N4
1.
silicon nitride (Si_3N_4) ceramics were bonded by the adhesive, and the bonded specimens were heat-treated within 300～800℃ subsequently.
以酚醛树脂为基体,加入B4C作为改性填料制备出高温粘结剂,并对Si3N4陶瓷进行粘接。
2.
The addition of the dispersant can make the isoelectric point of silicon nitride slurry move ahead,and make the slurry become better.
结果发现:Si3N4悬浮粒子的等电点在pH=4。
3.
The crack resistance behaviour of two kinds of silicon nitride ceramics which have different microstructure was determined, and the crack closure (bridging) stress distribution in the wake region of the crack tip was also estimated.
测定了 2种不同显微结构的Si3N4 材料的阻力行为 ,并对裂纹扩展过程中的裂尖尾区闭合应力进行了估算 。
4) Si 3N 4
Si3N4
1.
This paper deals with an experimental study on the surface roughness of Si 3N 4 ceramics by WEDM-HS.
分析研究高速走丝电火花线切割加工Si3N4 陶瓷材料时影响表面粗糙度的主要因素 ,并提出了改善表面粗糙度的方
2.
Three kinds of sintering aids MgO, Al 2O 3+AlN and Y 2O 3+AlN are chosen and effect of them and their contents on mechanical properties of pressurelessly sintered (1 800℃×3 h) Si 3N 4 is investigated.
研究了三种助烧剂MgO、Al2 O3+AlN和Y2 O3+AlN对 1 80 0℃× 3h工艺下无压烧结Si3N4力学性能的影响情况。
5) Si3N4/Al composites
Si3N4/Al金属基复合材料
6) Si3N4/Si3N4 joint
Si3N4/Si3N4接头
补充资料：Al-Si cast aluminium alloy
分子式：
CAS号：
性质：以硅为主要合金元素的铸造铝合金。硅的添加量范围为5％～25％，并添加镁、铜等元素，形成亚共晶型、共晶型或过共晶型合金。含硅量为5％～13％的亚共晶型或共晶型合金是工业生产中应用最广泛的铸造铝合金。良好的铸造工艺性能和气密性是它们的主要特点。含硅量在13％以上的过共晶型合金具有热膨胀系数小、耐磨性好等特点。
CAS号：
性质：以硅为主要合金元素的铸造铝合金。硅的添加量范围为5％～25％，并添加镁、铜等元素，形成亚共晶型、共晶型或过共晶型合金。含硅量为5％～13％的亚共晶型或共晶型合金是工业生产中应用最广泛的铸造铝合金。良好的铸造工艺性能和气密性是它们的主要特点。含硅量在13％以上的过共晶型合金具有热膨胀系数小、耐磨性好等特点。
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参考词条