The production line used by the heat treatment process are: quenching and tempering of the two.

該生產(chǎn)線所使用的熱處理工藝有：淬火和回火兩種工藝2021韩国午夜理伦三级无码。

So we find that hardening operation is made up of heating and quenching .

因此我們發(fā)現(xiàn)淬火工序包括加熱和淬硬兩個步驟户外露出在线播放。

Gears are often through-hardened by water or oil quenching in order to increase their resistance to wear.

齒輪通常都要經(jīng)過在油介質(zhì)或者水介質(zhì)中的整體淬火，以達到增加耐磨性的目的黄色网站在线视频免费观看大全。

Such heat-treatment leads to the formation of a fully lamellar microstructure with refined grain size consisted of the γ and α2 phases.

同時該熱處理還可顯著降低合金的淬火裂紋傾向性欧美男女a视频，得到細小均勻的γ+α2全片層組織，提高鑄造合金的室溫力學性能黄色网站视频无码。

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Reducing the height of trimming cut zone of chain hook screw properly, increasing the final forging temperature, and keeping appropriate clearance between punch and die, using punch with sharp cutting edge can reduce the cutting stress.

適當縮小鏈鉤螺桿鍛造時的切邊帶高度、提高終鍛溫度18岁不能看的网址、保持凸模與凹模之間適當?shù)拈g隙543ev国产在线、使用銳利刃口凹模都能降低鍛造切邊應(yīng)力；降低熱處理時的淬火應(yīng)力国产A片123区，通過回火消除大部分熱應(yīng)力及組織應(yīng)力一级牲交毛片，切邊帶的裂紋便得到有效控制。

Second, spindle gear and have adopted high-quality carbon steel by the end of thermal-quenching, to extend the service life of the equipment.

二国产黄色网站视频不收费的、主軸和齒輪均采用優(yōu)質(zhì)碳結(jié)鋼經(jīng)熱工調(diào)質(zhì)淬火處理亚洲爆乳教师av，延長了設(shè)備的使用壽命。

This new process combines hot forming and subsequent quench hardening in a single process step.

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In the range of CE3.7～4.0%, effects of the structure on hardness of bed slideway of lathe byquenching and several methods irnproving properties have been investigated.

在碳當量3.7％～4.0％范圍內(nèi)，探討了影響機床導軌淬火硬度的組織因素和改善途徑91亚洲精品。