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(181) In order to solve the problem that the hardness of bevel drive gear screw after heat treatment cannot reach the requirement of technology, a series of heat treatment process tests have been conducted.

(182) Integra constitution diagram accurate test zone and the controlled heat treatment is the key to improve the qualities of the racks.

(183) For enhancing synthetic function of the materials it is treated by deteriorating and used centrifugal composite casting and improved technology of heat treatment.

(183) Sentencedict.com try its best to gather and build good sentences.

(184) Dogwood, fragrance is thick, with anthelmintic to wet, for the role of evil, and can Xiaoji food, cold and heat treatment.

(185) Solid solution heat treatment and hard drawn technology have been used to manufacture 303HS cutting austenitic stainless steel hexagonal bar.

(186) It reviews the optimization measures of Al-Si piston alloy, including kinds, chemical composition, grain refinement, modification, alloying and heat treatment.

(187) This article has described the current development for brands of an alloy tool steel, the new production processes and technologies in melting, casting, hot working, heat treatment are introduced.

(188) It can replace traditional isothermal anneal as advance heat treatment of roughcast of bearing rings.

(189) In some cases this heat treatment may result in warping.

(190) T analysis can sensitively reflect magnetic transformation during heat treatment, and this transformation is closely related with strength of pedogenesis of the samples.

(191) Then discussing the influence of heat treatment of quality of half-round reamer and cutting compound choose to component quality.

(192) Molecular rearrangement reaction was observed during the heat treatment and the formation of hexahydric imide ring was identified.

(193) The working principle and the equipment of heat treatment and pickling and phosphorization continuous production line are analyzed and the process parameter is set.

(194) Diathermy may be proscribed for arthritis, bursitis, and other conditions requiring heat treatment.

(195) Heat treatment is a main means of improving metal material and metalwork.

(196) The threshold values and crack growth rates of vermicular graphite cast iron specimen subjected to four heat treatment methods are tested, analyzed and compared.

(197) The paper discusses the new materials, heat treatment and processing method for manufacturing star wheel.

(198) The work condition and material properties of plastic bakelite die are introduced. Heat treatment technology of top die of capper is also discussed.

(199) Mainly for spare parts heat treatments and so on metal parts quenching, cyaniding , annealing and tempering uses, especially is suitable for the fastener, the standard letter heat treatment.

(200) The invention belongs to the field of surface heat treatment industry, and relates to a bluing antirust furnace.

(201) The result proves that the accumulate line is caused by heat treatment defect, soft troostite tape.

(202) The films gradate from noncrystalline to crystalline along with the increase of heat treatment temperature and time.

(203) Chapter4: put forward the improvement password of half-round reamer also show it's efficiency, and analyze the weakness of reamer heat treatment process in my factory . giving the improve advice.

(204) Increasing the semisolid isothermal heat treatment temperature can promote solute diffusion and quicken grain spheroidization speed.

(205) He is cutting the steel plate that the heat treatment is crossed.

(206) But the microhardness of the weld bead after heat treatment reduces by 60 HV, compared with origin welded joint.