Sunan samfur: 904L

Kaddarorin jiki:904L, yawa: 8.24g/cm3, wurin narkewa: 1300-1390 ℃

Maganin zafi:adana zafi tsakanin 1100-1150 ℃ don 1-2 hours, saurin sanyaya iska ko sanyaya ruwa.

Kaddarorin injina: ƙarfi mai ƙarfi:σ B ≥ 490mpa, yawan amfanin ƙasa ƙarfi σ B ≥ 215mpa, elongation: δ≥ 35%, taurin: 70-90 (HRB)

Juriya na lalata da babban yanayin aikace-aikacen: 904L wani nau'in bakin karfe ne na austenitic tare da ƙarancin abun ciki na carbon da babban alloying karfe, wanda aka tsara don yanayin lalata. Yana da mafi kyawun juriya na lalata fiye da 316L da 317L, kuma yana la'akari da farashi da aiki, kuma yana da ƙimar aikin farashi mai girma. Saboda ƙari na 1.5% jan karfe, yana da kyakkyawan juriya na lalata don rage acid kamar su sulfuric acid da phosphoric acid. Har ila yau, yana da kyakkyawan juriya na juriya ga lalatawar danniya, lalatawar lalata da kuma lalatawar da chloride ion ke haifarwa, kuma yana da kyakkyawan juriya ga lalatawar intergranular. A cikin kewayon taro na 0-98%, zafin jiki na 904L na iya zama sama da 40 ℃. A cikin kewayon 0-85% phosphoric acid, juriya na lalata yana da kyau sosai. A cikin masana'antar phosphoric acid da aka samar ta hanyar rigar tsari, ƙazanta suna da tasiri mai ƙarfi akan juriya na lalata. A kowane irin phosphoric acid, da lalata juriya na 904L ne mafi alhẽri daga na talakawa bakin karfe. A cikin karfi da oxidizing nitric acid, da lalata juriya na 904L karfe ne m fiye da na high gami karfe ba tare da molybdenum. A cikin hydrochloric acid, amfani da 904L yana iyakance ga ƙananan taro na 1-2%. A cikin wannan kewayon maida hankali. Rashin juriya na 904L yana da kyau fiye da na bakin karfe na al'ada. 904L karfe yana da babban juriya ga lalata lalata. A cikin maganin chloride, ƙarfin juriyar lalatawar sa. Ƙarfin kuma yana da kyau sosai. Babban abun ciki na nickel na 904L yana rage yawan lalata a cikin ramuka da ramuka. Bakin karfe na austenitic na yau da kullun na iya zama mai kula da lalatawar damuwa a cikin yanayi mai wadatar chloride lokacin da zafin jiki ya fi 60 ℃. Ana iya rage hankali ta hanyar ƙara abun ciki na nickel na bakin karfe. Saboda babban abun ciki na nickel, 904L yana da babban juriya na lalata juriya a cikin maganin chloride, bayani mai mahimmanci na hydroxide da mahalli mai wadatar hydrogen sulfide.

Sunan samfur: 304L

Kaddarorin jikiGirman: 7.93 g / cm3

30L bakin karfe ne na kowa bakin karfe, wanda aka yadu amfani da chromium nickel bakin karfe. Yana da kyakkyawan juriya na lalata, juriya na zafi, ƙarancin zafin jiki da kaddarorin inji. Yana da juriya ga lalata a cikin yanayi. Idan yanayin masana'antu ne ko yanki mai gurbataccen yanayi, yana buƙatar tsaftace shi cikin lokaci don guje wa lalata. Ya dace da sarrafa abinci, ajiya da sufuri. Yana da kyau machinability da weldability. Plate zafi Exchanger, bellows, gida kayan, gini kayan, sinadaran, abinci masana'antu, da dai sauransu 30L bakin karfe ne amince abinci sa bakin karfe.

Sunan samfur: 309Nb

Kaddarorin jiki:Ƙarfin ƙarfi: 550MPa, elongation: 25%

Halaye da alƙawarin walda:

309nb yana da rutile acid nau'in shafi kuma an tsara shi don canza walƙiya na yanzu ko tabbataccen lantarki. 309nb wani nau'i ne na 23CR13 Ni gami,Bugu da ƙari na niobium yana rage abun ciki na carbon kuma yana ba da kyakkyawar juriya ga hazo na carbide, don haka yana haɓaka juriya na lalata makaman nukiliya. Hakanan yana ba da ƙarfi mafi girma a ƙarƙashin yanayin yanayin zafin jiki wanda ya dace da babban zafin walda na ASTM 347 hadadden ƙarfe ko ƙarfe na carbon don walƙiya.

Hakanan za'a iya amfani da 309nb don walda ƙananan ƙananan ƙarfe na carbon da bakin karfe.

Sunan samfur:SUS434

Kaddarorin jikiƘarfin yawan amfanin ƙasa σ 0.2 (MPA): ≥ 205 Elongation δ 5 (%): ≥ 40 Rage yanki ψ (%): ≥ 50

Taurin: ≤ 187hb; ≤ 90hrb; ≤ 200 hv

Gabatarwar samfur:

Halaye na SUS434 / 436/439 ferritic bakin karfe: wakilin karfe ferrite karfe, tare da low thermal fadada kudi, mai kyau forming da hadawan abu da iskar shaka juriya. Ana amfani da 430 azaman samfuran gyare-gyare kamar panel na kayan ado na mota, kuma ana amfani da bakin karfe 434 da 436 lokacin da ake buƙatar juriya mafi kyau. 436 wani nau'in ƙarfe ne wanda aka gyara na 434, wanda ke rage halayen "wrinkling" a cikin ingantaccen aiki mai tsayi. Aikace-aikacen: murhu mai jurewa zafi, murhu, kayan aikin gida, kayan tebur na aji 2, tankin ruwa, kayan ado, dunƙule da goro.

Sunan samfur:SUS630/632

Gabatarwar samfur:

630/632 ne martensitic hazo hardening bakin karfe tsiri. Yana da babban ƙarfi, babban taurin, kyakkyawan aikin walda da juriya na lalata. Bayan maganin zafi, kayan aikin injiniya na samfurori sun fi dacewa, wanda zai iya kaiwa ƙarfin matsawa na 1100-1300 MPa (160-190 Ksi). Ba za a iya amfani da wannan darajar a yanayin zafi sama da 300 ℃ (570f) ko ƙananan zafin jiki ba. Yana da kyakkyawan juriya na lalata yanayi da diluted acid ko gishiri. Its lalata juriya daidai yake da na 304 da 430. 630 / 632 an yi amfani dashi sosai a cikin bawul, shaft, masana'antar fiber sinadarai da sassa masu ƙarfi tare da wasu buƙatun juriya na lalata. Tsarin Metallographic: fasalin fasalin shine nau'in taurin hazo.

Aikace-aikacen: ana amfani da sassan masana'anta tare da juriya mai ƙarfi da ƙarfi mai ƙarfi, kamar bearings da sassan turbine.

Sunan samfur: 05cr17ni4cu4nb

Gabatarwar samfur:

7-4ph alloy ne mai hazo, taurare kuma martensitic bakin karfe wanda ya hada da jan karfe da niobium/columbium.

Halayen: bayan maganin zafi, kayan aikin injiniya na samfurori sun fi dacewa, kuma ƙarfin matsawa zai iya kai har zuwa 1100-1300 MPa (160-190 Ksi). Ba za a iya amfani da wannan darajar a yanayin zafi sama da 300 ℃ (572 Fahrenheit) ko kuma ƙananan zafin jiki ba. Yana da kyakkyawan juriya na lalata yanayi da diluted acid ko gishiri. Juriyar lalatarsa ​​iri ɗaya ce da ta 304 da 430.

17-4PH shine hazo martensitic hardening bakin karfe. Ayyukan 17-4PH yana da sauƙi don daidaita ƙarfin ƙarfin, wanda za'a iya daidaita shi ta hanyar canza tsarin maganin zafi. Babban hanyoyin ƙarfafawa shine sauyi na martensitic da lokacin tauraruwar hazo da aka kafa ta hanyar jiyya ta tsufa. Abubuwan haɓakar 17-4PH suna da kyau, juriya gajiyar lalata da juriya juriya na ruwa suna da ƙarfi.

yankin aikace-aikace:

· dandamalin waje, HELIDECK, sauran dandamali

· Masana'antar abinci

· Bangaran da kuma takarda masana'antu

· Aerospace (turbine ruwa)

· Kayan aikin injiniya

· Gangan sharar nukiliya