Aikace-aikace & Ƙayyadaddun bayanai (marasa kyau):

Maganin zafin sanyi na bututun ƙarfe mara nauyi:

(1) sanyi zana karfe annealing: yana nufin karfe abu ne mai tsanani zuwa ga zafin jiki da ya dace, don kula da wani lokaci, sa'an nan kuma sannu a hankali sanyaya zafi magani tsari.Tsarin shafewa na yau da kullun sune: recrystallization annealing, kawar da damuwa, kawar da ball, cike da cikawa da sauransu.Manufar annealing: yafi don rage taurin karfe abu, don inganta plasticity, ko yankan aiki zuwa Liqie matsa lamba aiki, rage saura danniya da kuma inganta uniformity na microstructure da abun da ke ciki, zafi magani, bayan yiwu ko nama shiri.

(2) Ƙarfe mai sanyi normalizing: yana nufin dumama karfe ko karfe zuwa Ac3 ko Acm (mahimmancin zafin jiki na karfe) sama da 30 ~ 50℃, bayan lokacin da ya dace don kiyaye sanyi a cikin iska mai sanyi a cikin tsarin maganin zafi.Manufar al'ada: yafi inganta kayan aikin injiniya na ƙananan ƙarfe na carbon don inganta machinability, gyaran hatsi, kawar da lahani na nama, shirya don maganin zafi, bayan shirye-shiryen nama.

(3) Ƙarfe da aka zana sanyi: yana nufin ƙarfe mai zafi Ac3 ko Ac1 (ƙananan zafin jiki na ƙarfe) sama da wani zazzabi na ɗan lokaci, sannan ƙimar sanyaya da ta dace don samun martensite (ko shellfish Heat Jiyya ta jiki) nama.Tsarin kashe wanka na gishiri na gama gari ya taurare, quenching martensitic, Austempering, hardening surface and partial quenching.Quenching manufa: don yin karfe da ake bukata don samun martensite inganta workpiece taurin, ƙarfi da kuma sa juriya, zafi magani, bayan shirya domin kungiyar da kuma shiri.

(4) Karfe mai sanyi mai zafin jiki: bayan taurin karfe, sannan a yi zafi zuwa zafin jiki a kasa Ac1, rike da wani lokaci, sannan a sanyaya zuwa zafin jiki, tsarin maganin zafi.Tsarin zafin jiki na gama gari sune: zafin rai, fushi, fushi da yawan zafin rai.Manufar tempering: yafi karfe kawar da danniya samar a lokacin quenching, da karfe da high taurin da sa juriya, amma kuma yana da ake bukata plasticity da taurin.

(5)karfe da aka zana sanyi: yana nufin quenching da tempering na karfe ko tsarin kula da zafi mai hade.An yi amfani da shi a cikin quenching an ce karfe quenched da kuma zafin karfe.Gabaɗaya yana nufin tsarin carbon carbon karfe da gami karfe.

(6) sanyi kõma karfe sinadaran magani: yana nufin karfe ko gami workpieces sanya a cikin wani m zazzabi na aiki matsakaici zafi, sabõda haka, daya ko da yawa abubuwa a cikin ta surface don canza ta sinadaran abun da ke ciki, microstructure da kaddarorin da zafi magani tsari. .Tsarin maganin zafin jiki na yau da kullun sune: carburizing, nitriding, carbonitriding, aluminized boron shigar azzakari cikin farji.Manufar maganin sinadarai: Babban shine don inganta taurin saman karfe, juriya, juriya na lalata, ƙarfin gajiya da juriya na iskar shaka.

(7) sanyi kõma karfe bayani magani: cewa gami ne mai tsanani zuwa wani high zafin jiki guda-lokaci yankin don kula da akai zazzabi, sabõda haka, da wuce haddi lokaci cikakken narkar da a cikin m bayani bayan m sanyaya, domin samun kan supersaturated. m bayani zafi magani tsari.Manufar maganin maganin: yafi inganta ductility da taurin karfe da gami, don shirya don hazo hardening magani da sauransu.

Phosphate shafi don zane na tubing an kafa shi tare da ma'aunin nauyi na 4-10

g/m².Wannan ya inganta ingantaccen magani na farfajiyar kuma, a lokaci guda, ya guje wa mummunan tasirin da ke aiki a matakin zane na farko inda aka samo murfin phosphate-crystalline phosphate.Mafi dacewa shafi ya dogara ne akan nitrate / nitrite accelerated zinc hosphate, wanda aka kafa a 40-75°C. A saman saman wannan kewayon zafin jiki, akwai zaɓi don amfani da tsarin nau'in nitrate mai sarrafa kansa.Hakanan ana samun chlorate accelerated zinc phosphate bahos.A kowane hali, mafi fifikon nau'in phosphate don zane mai sanyi na bututu da sashe yana da ƙarfi sosai amma mai laushi.A cikin zanen tubing ɗin da aka yi wa walda, dole ne a fara yin ƙasa.A cikin yanayin ƙarami diamita, wannan ba zai yiwu ba a cikin injin walda.A wasu lokuta, ana iya samun nakasu don ba da wani yanki na musamman.Tun da, a matsayin mai mulkin, ƙananan nakasassun nakasassu za a iya jurewa ta hanyar waldawa, sabanin haka

tubing mara nauyi, amfani da phosphating ya yadu, ma'aunin nauyi yana cikin tsari 1.5 - 5 g / m².Waɗannan galibi sun dogara ne akan baho na zinc phosphate da ake sarrafa tsakanin 50 zuwa 75°C tare da additives da aka yi amfani da su don inganta suturar bakin ciki. Ana amfani da phosphating don tubing na un-alloyed ko low-alloyed karfe tare da abun ciki na chromium har zuwa 4-6% . Irin waɗannan sutura suna ba da fa'idodi masu yawa, duk sun taso daga rageccen ƙarfe-zuwa- karfe lamba tsakanin bututu da mutu.Don haka, lalacewar walda mai sanyi, wanda ke haifar da tsagi ko tsaga, an rage shi, kayan aiki da rayuwar mutuƙar an tsawaita kuma ana iya amfani da ƙimar zane mai girma.Har ila yau, shafi na phosphate na Zinc yana ba da damar mafi girman digiri na raguwa a kowane fasinja.

Ana aiwatar da maganin saman ta hanyar nutsewa tare da layin masu zuwa:

•Shuka alkaline.

•Kurkure ruwa.

•Zazzagewa a cikin sulfuric ko hydrochloric acid.

•Kurkure ruwa.

•Neutralizing pre-kurkura.

•Phosphating.

•Kurkure ruwa

•Neutralizing kurkura.

•Lubrication.

•Bushewa da ajiya.