搜索结果: 1-8 共查到“机械工程 mechanical properties”相关记录8条 . 查询时间(0.038 秒)
MODELING THE INTERDEPENDENCE OF ELECTROCHEMICAL AND MECHANICAL PROPERTIES IN PER SULFONATE ACID PROTON EXCHANGE MEMBRANES
PEM fuel cell membrane Conductivity Measurement
2015/1/12
Proton exchange membrane fuel cells (PEMFC’s) offer an attractive alternative energy resource over traditional fossil fuels. The advantages such as high power density, relatively quick start-up, rapid...
Effect of Heat Input on the Microstructure and Mechanical Properties of 07MnCrMoVR Weld Joints
07MnCrMoVR heat input microstructure impact toughness
2011/8/4
As a new type of low cracking suscepbility high strength steel, 07MnCrMoVR steel has excellent weldability, with low carbon equivalent and cold cracking susceptibility coefficient. However, there are ...
Effect of Heat Input on the Microstructure and Mechanical Properties of 07MnCrMoVR Weld Joints
07MnCrMoVR heat input microstructure impact toughness
2011/8/4
As a new type of low cracking suscepbility high strength steel, 07MnCrMoVR steel has excellent weldability, with low carbon equivalent and cold cracking susceptibility coefficient. However, there are ...
Mechanical properties of friction stir butt-welded Al-5086 H32 plate
Friction stir welding Al-alloys Joint performance
2010/2/4
Findings: The experimental results indicated that the maximum tensile strength of the joints, which is about 75% that of the base plate, was obtained with a traverse speed of 200 mm/min at the tool ro...
Mechanical properties of investment casting moulds reinforced with ceramic fibre
Investment casting Ceramic mould Modulus of rupture
2011/3/17
This work deals with mechanical properties of thin-walled ceramic moulds for investment casting at the dewaxing stage. The main purpose of this work has been increasing their bending strength, express...
EFFECT OF SMALL ADDITIONS OF VANADIUM AND HEAT TREATMENT ON MECHANICAL PROPERTIES DUCTILE IRON
Mechanical properties Ductile iron Structure Vanadium carbides
2011/3/10
Results of investigations of influence of small vanadium additions (up to 0,15 % V) and heat treatment of 1080oC-24h/640 oC and 1080oC-24h/600 oC type on mechanical properties (tensile strength, yield...
national institute of standands and technology ‘Micro-Rack’ Measures Cell Mechanical Properties（图）
Cell Mechanical Properties anemia asthma
2007/3/9
March 1, 2007，Researchers at the National Institute of Standards and Technology (NIST) have developed a microelectromechanical system (MEMS) cell-stretcher that can measure the mechanical properties o...
Potential for evaluation of mechanical properties of cast iron by ultrasonic method
cast iron ultrasonic method microstructure mechanical properties
2011/3/11
The paper presents several concepts of physical substantiation for the rationale of building the relationships between mechanical properties and the ultrasonic inspection indicators. Special stress is...