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(241) In welding zone the lath shape microstructure reduces, and equiaxed microstructure increases.

(242) Available for welding of low-carbon steel and alloy steel; aluminium alloy taking argon as shielding gas.

(243) The illinium electrode produces a slim arc when used in welding. With a high level of compression, it has a bigger melting depth in medium and high currents.

(244) This article introduce the application of mobile rail gas pressure welding technology in the track maintenance of Shanghai Metro, and bring forward this technology is applicable and worthy to spread.

(245) An arc welding robot control system based on CAN bus is introduced.

(246) Good weldability, suitable for resistance welding, preheating before welding required, be tempering after welding.

(247) FIG. 2 is a side elevation to a larger scale showing part of a workpiece being built up by welding and part of the welding apparatus.

(248) This paper states the design of a kind of practical digital controller of pneumatic spot welding machine.

(249) A series of stress waves was successfully detected on explosive welding site, using piezoelectric crystal sensors pre positioned at different depth of soil anvil.

(250) The article discussed the feasibility of micro - plasma arc welding Co - Cr alloy for oral cavity repair.

(251) It can use alternative electric welding machine or direct electric welding machine while the usage current is 140-160A.

(252) Outside magnetic field control to spatter of CO 2 arc welding.

(253) The welding roller carrier can also complement the manual weld or act as a device for detecting and assembling the tube-shaped workpiece.

(254) Special Metals is a unique network Butt welding process and results.

(255) Submerged-arc welding experiments of pipeline steel were carried out using two kinds of newly-developed welding wire with appropriate welding process.

(256) The welding machine itself have simple argon arc welding function.

(257) P This Eurocode applies to ribbed and weldable reinforcement,[Sentencedict.com][www.Sentencedict.com] including fabric. The permitted welding methods are given in Table 3.4.

(258) The invention relates to a Cu-Al pipe welding joint, a preparation method and a special core rod thereof.

(259) Adjust the welding machine, evaluation and concerned WI and machine operation instruction.

(260) If you saw too much arc light when welding, it is better to cover you eyes with an iced towel before sleeping and not watching TV. This can help prevent your eyes from aching.

(261) The CO2 laser beam welding has high energy density and low heat input characteristics, so the cooling rate of the weld metal is high.

(262) Welding control device adopts microcomputer for process control, arc striking, welding, arc extinguishing control, auto arc voltage control and auto tracking of welding seams.

(263) The results showed that there are good comprehensive mechanical properties in the geological drill rod welded by friction welding.

(264) Major in mechanized welding or other related field from university.

(265) To improve electric function of the foil type capacitors , the processing cutting , winding , hot-pressing , welding and immersion was investigated.

(266) This paper summarizes oil vapor cleaning method, isolation method and the key points of implementation during the welding of oil depot equipment.

(267) The manual welding welded joint inoxidizability surpasses the ultra narrow gap welding joint.

(268) Note:two-blade ball valve has two connection ways of butt-welding(BW)and socket welding(SW), and may be equipped with the bracket and lock device in conformity with ISO.

(269) This paper studied mainly multi-T joint test data. By analysis test data, gave experience equation for transverse distortion of T-joint welding structure.

(270) A welder's electrode holder welding torch helmet shield portable electrode heating box and temperature measuring pen.