310s zafi birgima bakin karfe farantin

Short Bayani:

310 bakin karfe yana da dan karamin abun da ke dauke da carbon na 0.25%, yayin da 310S bakin karfe yana da karancin abun cikin carbon na 0.08%, da sauran kayan aikin sunadaran iri daya ne. Sabili da haka, ƙarfi da taurin baƙin ƙarfe 310 sun fi girma kuma juriya ta lalata ta fi muni. Juriya na lalata 310S bakin karfe ya fi kyau kuma ƙarfin ya ɗan yi ƙasa. 310S bakin karfe yana da wahalar narkewa saboda ƙarancin abun cikin carbon, don haka farashin ya yi yawa.


Bayanin Samfura

Alamar samfur

Sino Bakin Karfe Karfin game da 310-zafi birgima bakin karfe farantin, 310s HRP, PMP

Kauri: 1.2mm - 10mm

Nisa: 600mm - 3300mm, kayan da aka kunkuntun pls a duba kayayyakin tsiri

Tsawon: 500mm-12000mm

Nauyi pallet: 1.0MT - 10MT

Gama: NO.1, 1D, 2D, # 1, zafi birgima gama, baki, Anneal da pickling, mill gama

310 / 310s Daraja iri ɗaya daga mizani daban-daban

1.4841 S31000 SUS310S 1.4845 S31008 S31008S 06Cr25Ni20 0Cr25Ni20 babban zafin jiki bakin karfe

S31008 bangaren sunadarai ASTM A240:

C:  0.08, Si: -1.5  Mn: ≤ 2.0, Cr: 16.0018.00, Ni: 10.014.00, S: .00.03, P: .00.045 Mo: 2.0-3.0, N≤0.1

S31008 kayan inji ASTM A240:

Arfin ƙarfi:> 515 Mpa

Arfin Yiarfi:> 205 Mpa

Tsawaita (%):> 40%

Taurin kai: <HRB95

An taƙaita bambancin kamar haka:

1. Haɗin sunadarai shine 310. Abinin carbon shine 0.15% kuma buƙatar 310S shine 0.08%. Kari akan haka, yana kuma bukatar bangaren MO ya zama kasa da daidai da 0.75%.

2. Samun taurin fuska dangane da karfi. 310 ya fi 310S girma

3. Yanayin lalata 310S ya fi 310 girma saboda 310S yana ƙara MO

4. Babban juriya mai zafin jiki 310S na yanayin aiki iri ɗaya ya fi 310 kyau

Wasu sun bambanta tsakanin ƙarfe mai zafi da baƙin ƙarfe

Ta hanyar ma'ana, ingots na karfe ko billet na da wahalar canzawa a zazzabi na al'ada kuma suna da wahalar aiwatarwa. Kullum, suna mai tsanani zuwa 1100 zuwa 1250 ° C don mirgina. Wannan aikin mirgina shi ake kira da mirgina mai zafi. Yawancin birgima ana birgima ta mirgina zafi. Koyaya, saboda farfajiyar ƙarfen tana da saukin zuwa sikelin oxide na ƙarfe a zazzabi mai ƙarfi, farfajiyar ƙarfen da aka narkar da zafi ba ta da kyau kuma girmanta yana canzawa sosai. Sabili da haka, ana buƙatar ƙarfe tare da danshi mai laushi, daidai girman da kyawawan kayan aikin inji, kuma ana amfani da samfuran da aka gama zagaye masu zafi ko kayayyakin da aka gama amfani dasu azaman kayan ƙasa sannan kuma sanyi. Hanyar mirginawa

Juyawa a zafin jiki na yau da kullun ana fahimtar zama juyawar sanyi. Daga ra'ayi na karfe, ya kamata a rarrabe iyawar juyawar sanyi da mirgina zafi ta sake zafin jiki mai maimaitawa. Wato, juyawa ƙasa da yanayin zafin jiki na sake sakewa yana birgima mai sanyi, kuma mirginawar da ta fi ƙarfin zafin jiki na maimaitawa yana da zafi. Thearfen yana da zafin jiki mai maimaita sakewa na 450 zuwa 600 ° C.

Juyawa mai zafi, kamar yadda sunan yake nunawa, yana da babban zazzabi na abin da aka birgima, saboda haka juriya na nakasawa karami ce kuma ana iya samun nakasa mai yawa. Theaukan mirgine da takardar ƙarfe a matsayin misali, kaurin ci gaba da yin simintin gyare-gyaren fanti gaba ɗaya kusan 230 mm ne, kuma bayan mirgina mirgine da gama birgima, kaurin ƙarshe ya zama 1 zuwa 20 mm. A lokaci guda, saboda ƙarancin nisa-zuwa-kauri na farantin karfe, ƙimar daidaitaccen girma ba ta da ƙasa kaɗan, kuma matsalar fasali ba ta da sauƙi ta faru, kuma yawanci rikitarwa an fi sarrafa ta. Don bukatun ƙungiyar, ana samunsa gaba ɗaya ta hanyar mirgina sarrafawa da sanyaya mai sarrafawa, ma'ana, sarrafa ƙarfin zafin jiki, ƙare zafin jiki na juyawa da zafin jiki na ƙarancin ƙarewa don sarrafa microstructure da kayan aikin injiniya na tsiri.

Sanyin sanyi, gabaɗaya babu tsarin dumamawa kafin mirginawa. Koyaya, saboda ƙananan kauri na tsiri, fasalin farantin yana da saurin faruwa. Bugu da ƙari, bayan jujjuyawar sanyi, ƙararren abu ne, sabili da haka, don sarrafa ƙimar daidaito da ingancin shimfidar, ana aiwatar da matakai masu rikitarwa da yawa. Layin samar da sanyi mai tsawo, kayan aiki suna da yawa, kuma aikin yana da rikitarwa. Kamar yadda bukatun mai amfani don daidaitattun girma, fasali da ƙarancin tsiri an inganta su, samfurin sarrafawa, tsarin L1 da L2, da kuma hanyoyin sarrafa fasali na injin mirgina masu sanyi suna da ɗan zafi. Bugu da ƙari, yanayin zafi na birgima da tsiri yana ɗayan mahimman alamun alamomin sarrafawa.

Samfurin da aka birgima mai sanyi da kuma takarda mai birgima mai zafi sun bambanta da tsarin da ya gabata da kuma tsari na gaba. Samfurin da aka birgima mai zafi shine albarkatun birgima mai sanyi, kuma murfin birgima mai sanyin birgima ana sarrafa shi ta hanyar aikin diban. Mirgina injinan mirgina, mirginawa, an kirkiresu ne mai sanyi, akasari don mirgine masu kauri-fom din zafafan hotan a cikin sikeli-sikeli mai sanyin-birgima, yawanci 0.3-0.7mm ta zanawa a kan jirgi mai juzuwar 3.0mm. Sanyin murhu mai sanyi, babban ka'ida shine amfani da ka'idar extrusion don tilasta nakasawa


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