AISI 4140 1.7225 42CrMo4 SCM440 B7 Karfe Bar
Takaitaccen Bayani:
AISI SAE 4140 gami karfe ne chromium molybdenum gami karfe bayani dalla-dalla amfani a general manufa high tensile karfe ga aka gyara, kamar axles, shafts, kusoshi, gears da sauran aikace-aikace.
Karfe Karfe:
AISI 4140, 1.7225 (42CrMo4), SCM440, da B7 Karfe Bar suna da nau'i daban-daban don ainihin nau'in nau'i na gwal.An san su da ƙarfin ƙarfi da ƙarfi, ana amfani da su a aikace-aikace kamar gears da kusoshi.AISI 4140 shine ƙirar Amurka, 1.7225 shine ma'aunin EN na Turai, SCM440 shine ƙirar JIS ta Jafananci, kuma B7 tana nufin haɗuwa da daraja ASTM A193 ƙayyadaddun bayanai.Waɗannan sunaye suna wakiltar ƙarfe na chromium-molybdenum gami da kaddarorin iri ɗaya, kuma zaɓin na iya dogara da matsayin yanki ko masana'antu.
Bayanan Bayani na 4140 1.7225 42CrMo4 SCM440 B7:
| Daraja | 4140 1.7225 42CrMo4 SCM440 B7 |
| Daidaitawa | ASTM A29, ASTM A193 |
| Surface | Black, Rough Machined, Juya |
| Tsawon Diamita | 1.0 ~ 300.0mm |
| Tsawon | 1 zuwa 6 Mita |
| Gudanarwa | Sanyi Zane & Goge Sanyi Zane, Ƙasa mara Tsaka & goge |
| Raw Material | POSCO, Baosteel, TISCO, Saky Karfe, Outokumpu |
Fasaloli & Fa'idodi:
•Ƙarfin Ƙarfi: Waɗannan sandunan ƙarfe suna nuna ƙarfin ƙarfi mai ƙarfi, yana sa su dace da aikace-aikace inda ƙarfi da dorewa ke da mahimmanci.
•Tauri: Suna ba da ƙarfi mai kyau da juriya mai tasiri, yana sa su iya jure nauyi mai nauyi da damuwa mai ƙarfi.
•Ƙarfafawa: AISI 4140, 1.7225, 42CrMo4, SCM440, da B7 sun dace da aikace-aikace masu yawa, ciki har da gears, bolts, shafts, da kuma tsarin sassa.
•Resistance Sawa: Abubuwan haɗakarwa, irin su chromium da molybdenum, suna ba da gudummawa ga haɓaka juriya, yin waɗannan sandunan ƙarfe sun dace da aikace-aikacen da ke ƙarƙashin yanayin abrasive.
•Machinability: Waɗannan karafa suna da injina mai kyau lokacin da aka kula da zafi mai kyau, yana ba da damar ingantattun hanyoyin sarrafa injin yayin ƙirƙira.
•Weldability: Ana iya walda su, kodayake ana iya buƙatar preheating da maganin zafi bayan walda don kula da kaddarorin da ake so da kuma guje wa batutuwa irin su ɓarna.
Haɗin Sinadarin:
| Daraja | C | Mn | P | S | Si | Cr | Mo |
| 4140 | 0.38-0.43 | 0.75-1.0 | 0.035 | 0.040 | 0.15-0.35 | 0.8-1.10 | 0.15-0.25 |
| 42CrMo4/ 1.7225 | 0.38-0.45 | 0.6-0.90 | 0.035 | 0.035 | 0.40 | 0.9-1.20 | 0.15-0.30 |
| Saukewa: SCM440 | 0.38-0.43 | 0.60-0.85 | 0.03 | 0.030 | 0.15-0.35 | 0.9-1.20 | 0.15-0.30 |
| B7 | 0.37-0.49 | 0.65-1.10 | 0.035 | 0.040 | 0.15-0.35 | 0.75-1.20 | 0.15-0.25 |
Kaddarorin injina:
| Daraja | Ƙarfin Tensile [MPa] | Yiled Strengtu [MPa] | Tsawaita % |
| 4140 | 655 | 415 | 25.7 |
| 1.7225/42CrMo4 | 1080 | 930 | 12 |
| Saukewa: SCM440 | 1080 | 930 | 17 |
| B7 | 125 | 105 | 16 |
FAQ Jagora:
Me yasa Zaba mu?
•Kuna iya samun cikakkiyar kayan bisa ga buƙatun ku aƙalla farashin mai yiwuwa.
•Muna kuma bayar da Reworks, FOB, CFR, CIF, da farashin isar da kofa.Muna ba ku shawarar yin ciniki don jigilar kaya wanda zai zama mai fa'ida sosai.
•Abubuwan da muke samarwa ana iya tabbatar da su gaba ɗaya, tun daga takardar shaidar gwajin ɗanyen abu zuwa bayanin ƙima na ƙarshe. (Rahotanni za su nuna akan buƙata)
•Muna bada garantin bayar da amsa a cikin sa'o'i 24 (yawanci a cikin sa'a guda)
•Samar da rahoton SGS TUV.
•Muna da cikakkiyar sadaukarwa ga abokan cinikinmu.Idan ba zai yiwu ba don biyan bukatun ku bayan nazarin duk zaɓuɓɓuka, ba za mu ɓatar da ku ta hanyar yin alkawuran ƙarya wanda zai haifar da kyakkyawar dangantakar abokan ciniki.
•Samar da sabis na tsayawa ɗaya.
4140 vs 42CRMO4 - Menene Bambancin?
AISI 4140 da 42CrMo4 ainihin nau'in karfe iri ɗaya ne, tare da AISI 4140 kasancewar sunan Amurka da 42CrMo4 kasancewar nadi na Turai.Suna raba nau'ikan sinadarai iri ɗaya, ƙarfi mai ƙarfi, da tauri, yana sa su dace da aikace-aikace kamar gears da kusoshi.Duk da ƙididdiga daban-daban da ƙa'idodin yanki, galibi ana ɗaukar su masu canzawa saboda kamanni kaddarorin.
Menene 42CrMo4 karfe?
42CrMo4 wani ƙarfe ne na chromium-molybdenum gami da ƙayyadaddun ƙa'idodin Turai EN 10083. An san shi don ƙarfinsa mai ƙarfi, tauri, da taurin mai kyau.Tare da abun ciki na carbon na 0.38% zuwa 0.45%, ana amfani dashi akai-akai a aikace-aikacen da ke buƙatar ingantattun abubuwa, kamar gears, crankshafts, da sanduna masu haɗawa a cikin masana'antu kamar motoci da sararin samaniya.Karfe yana amsawa da kyau don maganin zafi, yana ba da damar daidaita kayan aikin injiniya, kuma ana ɗaukar shi daidai da sauran ƙima kamar AISI 4140 da SCM440.
Menene daraja B7 karfe?
Grade B7 ƙayyadaddun ƙayyadaddun bayanai ne a cikin ma'aunin ASTM A193, wanda ke rufe babban ƙarfin bolting kayan don amfani a cikin matsanancin zafin jiki ko sabis na matsa lamba.ASTM A193 wani ma'auni ne wanda ASTM International ta haɓaka (wanda aka fi sani da American Society for Testing and Materials) kuma ana amfani dashi sosai a cikin masana'antar mai da iskar gas, petrochemical, da masana'antar samar da wutar lantarki.Grade B7 karfe ƙaramin gami ne chromium-molybdenum karfe wanda aka kashe da zafi (mai zafi da zafi) don cimma abubuwan da ake so na inji. Yana da mahimmanci a lura cewa ana amfani da ƙarfe na B7 na Grade sau da yawa tare da kwayoyi na Grade 2H don tabbatar da dacewa da aiki a aikace-aikace masu bukata.Lokacin da aka ƙayyade, kayan dole ne su cika buƙatun da aka tsara a cikin ka'idodin ASTM A193 da A194 don tabbatar da ƙarfin da ya dace, ductility, da sauran kaddarorin inji.
Abokan cinikinmu
Ra'ayoyi Daga Abokan Ciniki
AISI 4140, 1.7225, 42CrMo4, SCM440, da B7 sanduna na karfe suna amsa da kyau ga maganin zafi, suna ba da damar daidaita kayan aikin injiniya irin su taurin kai da tauri.Waɗannan sandunan ƙarfe suna nuna ƙarfin ƙarfi mai ƙarfi, suna sa su dace da aikace-aikacen inda ƙarfin yana da mahimmanci. factor.Sun bayar da kyau tauri da tasiri juriya, sa su iya jure nauyi nauyi da kuma tsauri stresses.The karfe sanduna ne m da kuma samun aikace-aikace a daban-daban masana'antu, ciki har da mota, Aerospace, yi, da kuma masana'antu.The alloying abubuwa, irin su chromium. da molybdenum, suna ba da gudummawar haɓaka juriya na lalacewa, yin waɗannan sandunan ƙarfe waɗanda suka dace da aikace-aikacen da ke ƙarƙashin yanayin abrasive.
Shiryawa:
1. Yin kaya yana da matukar mahimmanci musamman a yanayin jigilar kayayyaki na kasa da kasa wanda jigilar kayayyaki ke bi ta hanyoyi daban-daban don isa wurin da ake bukata, don haka mun sanya damuwa na musamman game da marufi.
2. Saky Steel's fakitin kayanmu ta hanyoyi da yawa dangane da samfuran.Muna tattara samfuranmu ta hanyoyi da yawa, kamar,
