The requirements of ductile iron on spheroidization effect,matrix state,and decreasing tendency of chill,shrinkage and dispersed shrinkage can be satisfied by adjusting the chemical composition of nodulizing alloy.
调整球化合金的化学成分,可以满足各种牌号铸态球墨铸铁对球化效果、基体状态和减少白口与缩孔、缩松倾向的要求。
The effects of the mixed nodulizer,suspension pouring process and the trace element on the graphite morphology were aiscussed in heavy section ductile iron by using the simulating test set.
试验结果表明 :运用混合球化剂、悬浮浇注工艺和加入微量元素 Sn、Sb,可以防止组织中的石墨畸变 ,细化石墨球和提高球化级
At HTHP(High Temperature High Pressure),large quantity of C atom or aggregate of graphite material dissolves into catalyzer alloy,while returning to normal temperature and pressure,the saturated C will separate from alloy crystal lattice forming graphite crystal in alloy,becoming re-crystallized graphite.
石墨材料在高温高压条件下,大量的C原子和原子团溶解于催化剂合金中,当回到常温常压下,过饱和的C会从合金晶格中析出来,形成的石墨晶体存在于合金中,成为重结晶石墨。
At HTHP(high temperature high pressure),large quantity of C atom or aggregate of graphite material dissolves into catalyzer alloy,while returning to normal temperature and pressure,the saturated C will separate from alloy crystal lattice forming graphite crystal in alloy,becoming re-crystallized graphite.
石墨材料在高温高压条件下,大量的C原子和原子团溶解于催化剂合金中,当回到常温常压下,过饱的C会从合金晶格中析出来,形成的石墨晶体存在于合金中,成为重结晶石墨。
Orthogonal test on a new alloy catalysts for xylose hydrogenation to xylitol;
新型合金催化剂用于木糖加氢制木糖醇的正交试验研究
The manufacturing method of a new alloy catalyst for hydrogenation of furfural to 2 methyfuran in gas phase was developed.
研究糠醛气相加氢制 2 -甲基呋喃的合金催化剂的制备方法 。
he catalytic behavior of ultra-fine amorphous Ni-B alloy catalysts for benzene hydrogenation was studied.
非晶态超微粒子镍合金催化剂的研究──Ⅱ。
Electrocatalytic oxidation of formic acid on carbon supported PdCo catalysts
碳载PdCo合金催化剂对甲酸的电催化氧化
Preparation of Amorphous Alloy and Their Catalytic Performance on the Hydrogenation of Carbonyl Compounds
非晶态合金催化剂的制备及其催化羰基化合物加氢反应的研究
Preparation of 3,4-Dichloroaniline by Catalytic Hydrogenation
非晶态镍合金催化剂加氢合成3,4-二氯苯胺
Supported Metallocene Catalysts and Their Performance in Catalytic Propylene Polymerization;
负载化茂金属催化剂及催化丙烯聚合的研究
N_2O Catalytic Decomposition over Complex Metal Oxide Catalysts
催化分解N_2O的复合金属氧化物催化剂研究
The Olefin Polymerization Catalyzed by Ansa-Metallocene Catalysts
桥联茂金属催化剂催化烯烃聚合的研究
Ethylene Polymerization Catalyzed by Late Transition Metal Catalyst Supported by Montmorillonite;
蒙脱土负载后过渡金属催化剂催化乙烯聚合
Ethylene Oligomerization to α-Olefins Catalyzed by Late-Transition-Metal Catalysts;
后过渡金属催化剂催化乙烯齐聚合成α—烯烃
Study on Ethylene Polymerization by Late Transitional Fe and Ni Organometallic Catalysts;
后过渡铁、镍金属有机催化剂催化乙烯聚合研究
Copolymerization of Ethylene and Propylene with MgCl_2-Supported Titanium/Vanadium Bimetallic Catalysts
MgCl_2负载钛/钒双金属催化剂催化乙烯/丙烯共聚合
Synthesis of Salen Translation Metal Catalyst;
Salen类过渡金属催化剂的合成
Study on the Thermal Stability of the Metal Monolithic Support
合金整体催化剂载体的热稳定性研究
Study of Ultra Low Pt-loading and Alloy Catalysts for Fuel Cell
超低Pt及合金燃料电池催化剂的研究
Preparation of UHMWPE by Supported Non-metallocene Catalysts
负载型非茂金属催化剂聚合制备UHMWPE
CLAY-INTERCALATED METAL COMPLEX CATALYST-A MODEL OF HOMOGENEOUS CATALYST HETEROGENIZATION
粘土层间镶嵌金属络合物催化剂——均相催化剂多相化的一种模式
Iron, nickel, copper, silver, gold, iridium, or ruthenium may be included as cocatalyst metals.
铁、镍、铜，银、金，铱或钌，可用作复合催化剂金属。
Study on Complex Metal Oxides Catalysts for Selective Oxidation of Isobutane
异丁烷在复合金属氧化物催化剂上选择氧化
Studies on Synthesis, Characterization and Catalysis for Olefin Polymerization of Novel Metallocene Catalysts and Ziegler-Natta Catalysts;
新型茂金属催化剂和载体型Z-N催化剂的合成、表征及催化烯烃聚合反应研究