Random good picture Not show

(211) With the multi parameters fluctuated, the different of the technology performance between AC spot welding machine and inverter spot welding machine is analyzed.

(212) A new radial friction welding band technology on small shell was proposed.

(213) In NACE solution , through the electro kinetic potential scanning test, we draws the polarization curveofthe manual welding welded joint, heat - treatedweld joint, NGW welded joint and so on .

(214) Before steel plate welding bevel processing, hypoteneuse, straight edge, nearby U.

(215) This thesis describes the field erection process of the loop reactor and the assembly welding method of a pair of the axial-flow pump flanges.

(216) High-speed steel layers were coated on the pick's base by surfacing welding technology and bonded with the base metal metallurgically.

(217) HOT BARThe hot wire is widely used in welding, solder reflow soldering.

(218) PWM modulation and IGBT drive circuits determined the quality of welding, controlled the output of driving signal for the IGBT inverter main circuit.

(219) The procedure using anneal instead of normalizing will improve the productive efficiency of electroslag welding joint.

(220) In this paper, the major is experiment study focused on the high-strength steel WH70 welding performance, analyse its solderability and crack resistance from the view point of welding technology.

(221) Using of Finite Element Method, numerical simulation of cold pressure welding processes was done.

(222) With continuous welding, spot welding and discontinuous welding functions, meet different welding requirements.

(223) Based on the combustion characteristics of oxyhydrogen flame, a new flash-back arrestor faced on oxyhydrogen flame applied for oxyhydrogen welding and cutting equipment is designed.

(224) Perform monitoring, inspection and quality control at in-house and sub-contractor steel fabrication and welding section .

(225) The temperature field of steel stick in flash butt welding was discussed.

(226) This essay makes a basic description for future stud welding development trend.

(226) Sentencedict.com is a online sentence dictionary, on which you can find nice sentences for a large number of words.

(227) Welding agent is a kind of medicament that is used to help welding, and improve quality.

(228) Based on the study on the analogously controlled and microcomputer controlled power source, a new 8098 single-chip microcomputer controlled welding machine is developed for the pulse TIG welding.

(229) By comparison with manual arc welding, it is found that the thermit welding is a efficiency, energy saving and high quality process for repair welding of steel ingot die.

(230) A special design to produce 2-5 layers bonding from feeding raw material, ultrasonic welding, slitting to rewinding filter bag with automatic mechanism.

(231) The invention relates to recycle and reuse technology of electronic castoff, in particular to a method and a device to remove the element and separate the welding material from the circuit board.

(232) The results from the experiments had exhibited that the arc digging action of SCR rectifier is the same as that of DC arc welding generator.

(233) Suitable model was established to simulate the temperature distribution of TIG welding of T-joint sheets using ABAQUS code. Temperature dependant material properties were considered in the simulation.

(234) It is more complex than two - board butt joint welding and it has no symmetry.

(235) Screed is an important part of a paver. Welding distortion and difficulty to ensure machining accuracy have been a hard nut to crack in manufacturing processes of screeds.

(236) Study on the Joint Deformation and the Interface Contaminant Ejection Rate in DC Upset Butt Welding.

(237) Also, the characteristic, filtration and vent of welding fume is described.

(238) In the welding engineering of large-scale pipe structures, the assembly precision and the branch pipe cutting curve of two intersecting pipes haven't been settled for a long time.

(239) Based on the model, analysis and revising in frequency domain, several parameters are taken around the theoretical revising parameter , both resistance load and welding experiments are carried out.

(240) Weld crack resistance tests were carried out to compare the weldability of titanic acid A102 welding electrode and titanium calcium A102 welding electrode.