DIN 17175 ST45.8 Bututun Karfe marasa ƙarfi

Takaitaccen Bayani:

DIN 17175 St45.8 za a iya samar da bututun ƙarfe mara nauyi ta hanyar mirgina mai zafi, mirgina mai sanyi, zafi mai zafi, zane mai zafi ko zane mai sanyi.DIN 17175 St45.8 za a iya amfani da bututun ƙarfe mara nauyi a cikin kera tukunyar jirgi, bututu, tasoshin matsa lamba da kayan aiki da ke aiki har zuwa 600 ° C da yanayin zafi.


Cikakken Bayani

Tags samfurin

DIN 17175 St45.8 Bututun Karfe Mara Gudun Ciki Mai Sauri

Manufacturing: Tsari mara kyau.
Girman waje: 14mm-711mm.
Kaurin bango: 2mm-60mm.
Length: Tsawon kafaffen (6m, 9m, 12m, 24m) ko tsayin al'ada (5-12m).
Ƙarshe: Flat, Beveled, Tako.

Hanyar sarrafawa
DIN 17175 St45.8 za a iya samar da bututun ƙarfe mara nauyi ta hanyar mirgina mai zafi, mirgina mai sanyi, zafi mai zafi, zane mai zafi ko zane mai sanyi.
Ana iya narkar da bututun ƙarfe a cikin buɗaɗɗen murhu ko tanderun lantarki bisa ga hanyar busa iskar oxygen, kuma duk ƙarfe ya kamata a jefar da shi a tsaye.

samuwa
17175 St45.8 mara nauyi bututu za a tsĩrar da da dace zafi magani.Maganin zafi ya haɗa da:
- daidaitawa.
- Annealing.
- Haushi;daga zafin jiki na quenching, ba sanyi ba, amma fushi.
- Daidaita taro ta hanyar canjin isothermal.

Nuni samfurin

DIN 17175 ST45.8 - 3
DIN 17175 ST45.8 - 2
DIN 17175 ST45.8 - 4

DIN 17175 St45.8 Zazzabi na Jiyya don Bututun Karfe mara Tsaya

Karfe daraja

Thermal sarrafa ℃ Normalizing ℃ Haushi
Daraja Lambar abu Ƙunƙarar zafin jiki ℃ Yanayin zafin jiki ℃
St45.8 1.0405 1100 zuwa 850 ° C 870-900 - -

Sinadarin Haɗin Kan DIN 17175 St45.8 Bututun Karfe mara ƙarfi

Standard: DIN 17175 Daraja Abubuwan sinadaran (%)
C Si Mn P, S Cr Mo
St45.8 ≤0.21 0.10-0.35 0.40-1.20 ≤0.030 / /

Kayan Injini na DIN 17175 St45.8 Bututun Karfe mara Sumul

Grade Ƙarfin Tensile (MPa) Ƙarfin Haɓaka (MPa) Tsawaita(%)
St45.8 410-530 ≥255 ≥21

Gwajin Kayan Asali

Ya kamata a ɗauki takarda mai bakin ciki a saman ƙarshen kowane zagaye ko mashaya ingot don gwajin tsinke don tantance ko an yanke ƙarshen saman daidai.Hakanan ana iya yin gwajin Ultrasonic akan ramin raguwa kamar yadda mai siyarwa ya zaɓa.

Gwaji:
Gwajin tabbatar da abun da ke ciki
hydrostatest
Gwajin tensile
Gwajin tasiri mara kyau
Gwajin ƙarfin samarwa
Gwajin zobe
Gwajin mara lalacewa

Tutar Tube
Duk bututun ƙarfe da aka ƙaddamar don gwaji da karɓa za a yi alama a gefen hagu da dama na ƙarshen bututu a 300 mm.Alamar yawanci lamba ce.Hakanan za'a iya amfani da bututu masu bakin bango a wasu nau'ikan.

Alama da oda
Ya kamata a rubuta darajar ƙarfe ko lambar kayan zuwa ga taƙaitaccen samfurin kamar yadda aka nuna a cikin misali mai zuwa:
Misali 1:
A DIN 17175 diamita na waje 63mm, bango kauri 2.5 mm mm karfe sa ST45.8 abu, lamba 1.03 0 5 sumul karfe bututu wanda sunan da aka rubuta: karfe bututu DIN 17175-ST45.8 - 63 × 2.5 ko karfe bututu DIN 17175 -1.03 - 63 × 2 .5.


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