Into ebizwaumbhobho wentsimbi yengxubevangekukongeza ezinye izinto ze-alloy ngesiseko se-carbon steel, njengeSi, Mn, W, V, Ti, Cr, Ni, Mo, njl., enokuphucula amandla, ukuqina, ukuqina, ukuwelda, njl. ukusebenza. Insimbi ye-alloy inokwahlulwa ngokwemixholo yezinto ze-alloy, kunye nemveliso ye-industrial kunye nobomi, insimbi ye-alloy iya kusetyenziswa kumashishini athile, kwaye iqhelekile ukwahlula ngokwenjongo.
Ukuhlelwa ngokomxholo wezinto ezixutywayo
Insimbi ye-alloy ephantsi: inani elipheleleyo le-alloy lingaphantsi kwe-5%;
Insimbi ye-alloy ephakathi: inani elipheleleyo le-alloy yi-5 ~ 10%;
Insimbi ephezulu ye-alloy: inani elipheleleyo le-alloy liphezulu kune-10%.
Ukuhlelwa ngokwenjongo
I-alloy structural steel: i-alloy structural iron ephantsi (eyaziwa ngokuba yintsimbi eqhelekileyo ephantsi); i-alloy carburizing steel, i-alloy ecinyiweyo kunye nentsimbi epholileyo, i-alloy spring steel; ibhola ethwele intsimbi
Isixhobo sensimbi ye-alloy: i-alloy cutting tool yensimbi (kubandakanywa nentsimbi ephantsi yokusika i-alloy, i-high-speed steel); i-alloy die steel (kubandakanya intsimbi yokufa ebandayo, intsimbi eshushu yokufa); intsimbi yezixhobo zokulinganisa
Intsimbi yokusebenza ekhethekileyo: insimbi engenasici, intsimbi enganyangeki ukushisa, intsimbi engagugiyo, njl.
Inombolo yentsimbi yealloyi
I-alloy ephantsi yamandla aphezulu ensimbi yesakhiwo
Igama layo le-brand licwangciswe ngokulandelelana ngamalungu amathathu: unobumba we-pinyin waseTshayina (Q) omele indawo yesivuno, ixabiso lomda wesivuno, kunye nesimboli somgangatho womgangatho (A, B, C, D, E). Umzekelo, i-Q390A ithetha i-alloy low-alloy high-sight-high-high-streystructural iron enamandla emveliso σs=390N/mm2 kunye nomgangatho A.
Ingxubevange yentsimbi yesakhiwo
Igama layo lebrand linamacandelo amathathu: "amadijithi amabini, iisimboli zento ezilishumi + amanani". Amanani amabini okuqala amele amaxesha angama-10,000 i-avareji ye-carbon mass fraction kwintsimbi, uphawu lwento lubonisa i-alloying elements equlethwe kwintsimbi, kwaye amanani emva kwesimboli ye-element abonisa amaxesha angama-100 i-avareji yeqhekeza le-elementi. Xa i-avareji yobunzima beqhezu lezinto ezidibanisayo ingaphantsi kwe-1.5%, ngokubanzi kuphela izakhi ezibonisiweyo kodwa hayi ixabiso lamanani; xa i-avareji ye-mass fraction ≥1.5%, ≥2.5%, ≥3.5%, ..., i-2 kunye ne-3 iphawulwe ngokuhambelanayo emva kwezinto ezixutywayo , 4, . . . Umzekelo, i-40Cr inomlinganiselo we-carbon mass fraction Wc = 0.4%, kunye ne-avareji ye-chromium mass fraction WCr <1.5%. Ukuba intsimbi yezinga eliphezulu, yongeza "A" ekupheleni kwebakala. Umzekelo, intsimbi ye-38CrMoAlA yeyomgangatho ophezulu womgangatho ophezulu we-alloy structural steel.
Ukuqengqeleka kwentsimbi
Yongeza "G" (unobumba wokuqala we-pinyin yesiTshayina yegama elithi "roll") phambi kwegama le-brand, kwaye inani elisemva kwalo libonisa iwaka eliphindwe kabini ubukhulu beqhekeza le-chromium, kunye neqhekeza elikhulu lekhabhoni aliphawulwanga. Umzekelo, i-GCr15 intsimbi yintsimbi ejikelezayo eneqhezu lobunzima obuphakathi kwechromium WCr = 1.5%. Ukuba intsimbi ethwele ichromium iqulethe izinto ezixubekileyo ngaphandle kwechromium, indlela yokubonakalisa ezi zinto iyafana naleyo yentsimbi yolwakhiwo lwealloyi ngokubanzi. Iintsimbi eziqengqelekayo eziziintsimbi eziziintsimbi ezikumgangatho ophezulu, kodwa "A" ayongezwa emva kwebakala.
I-alloy isixhobo sentsimbi
Umahluko phakathi kwendlela yokubala yolu hlobo lwentsimbi kunye nentsimbi yesakhiwo se-alloy kukuba xa i-Wc <1%, idijithi enye isetyenziselwa ukubonisa amaxesha angamawaka ubukhulu beqhekeza lekhabhoni; xa ubunzima bekhabhoni ≥1%, ayiphawulwanga. Umzekelo, intsimbi ye-Cr12MoV ine-avareji ye-carbon mass fraction ye-Wc=1.45% ~ 1.70%, ngoko ke ayiphawulwanga;i-avareji yobunzima be-Cr yi-12%, kunye namaqhezu obunzima be-Mo kunye ne-V omabini angaphantsi kwe-1.5%. Omnye umzekelo yintsimbi ye-9SiCr, i-avareji ye-Wc = 0.9%, kunye ne-WCr eyi-avareji <1.5%.Nangona kunjalo, i-high-speed tool yentsimbi ihlukile, kwaye i-avareji yayo ye-carbon mass fraction ayiphawulwanga kungakhathaliseki ukuba ingakanani na.Ngenxa yokuba i-alloy tool steel kunye ne-speed-speed tool steel ziyintsimbi yodidi oluphezulu, akukho mfuneko yokumakisha "i-gradeA".
Insimbi engenasici kunye nentsimbi ekwazi ukumelana nobushushu
Inani eliphambi kolu hlobo lwebakala lensimbi libonisa amaxesha angamawaka e-carbon mass fraction. Umzekelo,3Crl3 intsimbi ithetha ukuba i-avareji ubunzima iqhezu Wc=0.3%,kunye ne-avareji ubunzima iqhezu WCr =13%.Xa iqhezu ubunzima carbon Wc ≤ 0.03% kunye Wc ≤ 0.08%,iboniswa ngu "00" kunye "0" phambi kwe-brand,ezifana 00Cr29Nicr17Ni171 intsimbi 00Cr29Ni, 00, etc.
Ixesha lokuposa: Mar-13-2023