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(61) In view of dual-pulse welding procedure, a predicted model of spot weld forming for non-thick dissimilar steel was developed by the method of neural network based on a large number of experiments.

(62) The developed welding power source ZX5-800Dshows a satisfactory performance in the welding process of TIG. Shield metal arc, submerged arc and the. carbon arc air gouging.

(63) Box beam: Electro Slag Welding ( ESW ), four plates and eight Welding Lines . Inside and Outside penetration.

(64) A new gas-flux control system for pressure welding of steel rail was introduced in this paper. In this control system, the gas-flux which is used to heat the steel rail is controlled by PLC and MFC.

(65) With soft hardware, the control system can achieve two kinds of welding methods, full welding and orientation welding by weld processing logic automatic control.

(66) New robot technique for spot welding used in automobile work is introduced.

(67) The bolts making adopts cold forging and hot forging technique, the nuts adopt hot forging technique entirely, cheese head studs for stud welding adopt cold forging technique.

(68) Apply engineering machinery, colliery machinery, petroleum industry, traffic, input water, trade of welding etc. extensively.

(69) The melting behavior of the agglomerated flux is very important to the welding properties.

(70) An electrical resistance spot welding technological parameter selection and manual intelligent system is recommanded, which possesses the features of integrated expertise system and manual nerve net.

(71) Optimum design of movable - core - shunting arc welding transformer is carried out in the present paper.

(72) Development of HRB 500 Grade Reinforcement and Test Study of Its Flash Butt Welding.

(73) Optimized control of static characteristics, fast response, stable welding current , reduces spatter distortion , smooth welding surface.

(74) It is perfect phase trigger circuit for arc welding power source of SCR.

(75) When temporary attachments are required during the forming work, they shall be welded to the shell plate using the sa me welding procedures as for the main seams.

(76) In addition, the dynamic resistance in spot welding and its frequency spectrum are analyzed. The relationship between the dynamic resistance curve without type character and nugget size is founded.

(76) Wish you can benefit from our online sentence dictionary and make progress day by day!

(77) The problem of annual arc welding power source whose output is surge and power factor is lower, is solved by means of main circuit, arc ignition circuit and arc static circuit working together.

(78) Meanwhile, the calculated deformation of the rear fork structure was applied as the welding pre-deformation to the actual production process, in which qualified products were produced.

(79) Compared with traditional arc stud welding gun, the above mentioned parameters can be adjusted independently, and the sending depth is allowed to vary within a wider range.

(80) According to the result of simulation, the paper provides standards of choosing parameters of flash welding.

(81) In this paper we briefly analyze the mechanism of engendering pores in powder metal material(PM), and study the influence of welding speed and active gas for welding porosity defect.

(82) All - in - one structure , the wire - feeding fitting is installed in the electrical source with 3 - meter welding wire.

(83) The frame grabber can capture 25 frames of welding seam image per second continuously and make it possible to fulfil the real time welding seam image processing and recognition.

(84) The interference measures are described. Test results show that the system can operate well in the welding shop.

(85) This article introduces the construction, working theory and typical technology of automatic welding equipment for equal diameter welding tee to solve the low efficiency by manual welding.

(86) Welding of Carbon - Steel, Stainless - Steel and Nonferrous - Metal tube.

(87) We sincerely congratulate you on a successful opening of the 11th Beijing Essen Welding and Cutting Fair as representative of Korea Welding Industry Cooperative (KWIC).

(88) With the emphasis on flash welding principle and especially virtue of voltage, which is a mode of rectangle wave are described in detail.

(89) The invention provides a method with a concave lens focus as a welding heat source and a welding device thereof.

(90) Yi Feng laser welding technology center is an agent ROFIN equipment emerging companies.