Cikakken bincike na ƙarfe mai tsari na ƙarfe mai ƙarfe 34CrMo4: kaddarorin kayan aiki, maki da aikace-aikacen da suka dace da gida

1. Kayayyakin kayan aiki da ƙayyadaddun bayanai na yau da kullun
34CrMo4 ƙarfe ne mai tsari na ƙarfe mai siffar chromium-molybdenum, wanda galibi ana amfani da shi don kera silinda mai ƙarfi, silinda da sauran sassa tare da buƙatun aiki mai tsauri. Daga mahangar ƙayyadaddun bayanai na yau da kullun, yana ɗaya daga cikin kayan ƙarfe mai ƙarfe da aka ƙayyade a sarari a cikin ma'aunin Turai EN 10083-3, kuma yana cika buƙatun da suka dace na ma'aunin GB 18248 na China, wanda babu shakka yana ba da garanti mai inganci don inganci da aiki. Yana da ƙarfi mai yawa, juriya mai kyau ga zafi da juriya ga gajiya. Ka'idojin aiwatar da bututun ƙarfe marasa shinge na 34CrMo4 don silinda na gas suna da bambanci sosai, suna rufe ƙa'idodi da yawa na ƙasa da na duniya. Waɗannan sun haɗa da
Ma'aunin Sinanci: GB/T 18248-2021 (don bututun silinda na gas kawai)
Matsayin Turai: EN 10083-3/EN 10297-1
Ma'aunin ƙasa da ƙasa: ISO 11120
Ma'aunin Amurka: ASTM A372/A372M-3
Ma'aunin Japan: JIS G 3429
2. Kula da sinadaran da ke cikin sinadarai (%)

Sinadarin C Si Mn P≤ S≤ Cr Mo ko kuma
Abubuwan da ke ciki 0.30-0.37% ≤0.40% 0.60-0.90% 0.020% 0.020% 0.90-1.20% 0.15-0.30% Ni≤0.30%

Ku≤0.20%

Lura: Jimlar phosphorus da sulfur ≤ 0.030%

3.Kyakkyawan aikin injiniya

Bayan maganin zafi da kuma rage zafi (quenching + tempering), bututun ƙarfe mai santsi na 34CrMo4 yana da ƙarfin ≥980MPa, ƙarfin fitarwa na ≥835MPa, da kuma tsawaitawa na ≥12%. A yanayin zafi mai ƙarancin -50°, ƙarfin tasirin har yanzu yana iya zama ≥27J.

4. Muhimman abubuwan da ake buƙata wajen samar da kayayyaki
1. Tsarin kera kayayyaki:
Amfani da zane mai zafi/sanyi ba tare da matsala ba → Gano lahani na ultrasonic (UT) → Kashewa da Tsaftacewa (ƙuntawa + Tsaftacewa) → Gwajin hydraulic → Duba samfurin da aka gama
2. Matsayin Isarwa:
Gabaɗaya ana isar da shi a yanayin birgima ko sanyi, ana buƙatar maganin zafi na ƙarshe bayan mai amfani ya sarrafa shi
5. Wasiƙa tsakanin maki na gida
34CrMo4 yana riƙe da suna iri ɗaya a cikin ƙa'idodin Sinanci, kuma aikin sa yayi daidai da:
GB/T 3077: 34CrMo
Maki iri ɗaya: 42CrMo (ana buƙatar daidaita abun da ke ciki)
6. Yankunan aikace-aikace na yau da kullun

Masana'antu Takamaiman aikace-aikace Bukatun aiki
Ajiye makamashi da sufuri Silinda na CNG/LPG, silinda na ajiyar hydrogen Bearing mai matsin lamba mai yawa (20-35MPa)
Kayan aikin likita Silinda na iskar oxygen na likita Tsarkakakken abu (ƙarancin S/P)
Kayan aikin kashe gobara Silinda masu numfashi, silinda masu kashe gobara Taurin tasirin zafi mai ƙarancin zafi
Sufuri Silinda na tsarin birki na ababen hawa na kasuwanci Gajiya mai hana girgiza
Soja da sararin samaniya Tankunan jan iska Sarrafa hatsi mai matuƙar kyau

7. Takamaiman samfurin gargajiya (mm)

Kewayon diamita na waje: Φ108-356
Kauri daga bango: 4-16.8
Girman da aka saba:
Φ139.7×4.5, Φ203×5.4, Φ279×6.8, Φ355.6×7.5, da dai sauransu.
(Ana tallafawa gyare-gyaren girman da ba na yau da kullun ba)
8. Manyan wuraren amfani da 34CrMo4
34CrMo4, a matsayin kayan ƙarfe na ƙarfe na chromium-molybdenum, ana amfani da shi ne musamman don samar da kayan bututun ƙarfe marasa matsala don silinda na gas/silinda na ƙarfe masu matsin lamba mai yawa da kwantena masu matsin lamba mai yawa. A aikace-aikace, galibi ana amfani da shi wajen ƙera silinda na CNG, gami da ƙera silinda na gas mai matsa lamba ga ababen hawa da sauran silinda na kwantena masu matsin lamba mai yawa, yana ba da ingantaccen tallafi ga waɗannan fannoni.


Lokacin Saƙo: Yuli-02-2025

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