42CrMo AISI 4140 Gr.B Carbon Madaidaicin Bututun Karfe mara Sumul don Gina.
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.
Kasuwancin mu galibi abokan ciniki ne ke ɗaukar su kuma abin dogaro kuma za su haɗu da ci gaba da canjin tattalin arziki da bukatun zamantakewa na 42CrMo AISI 4140 Gr.B Carbon Precision Seamless Karfe bututu don Gina., Za mu bayar da mafi inganci high quality, quite yiwu mafi yawan bangaren m darajar, ga kowane sabon da tsohon abokan ciniki da duk mafi kyaun kore sabis.
Kasuwancin mu ana ɗaukar su da yawa kuma masu dogaro da abokan ciniki kuma za su haɗu da ci gaba da canjin tattalin arziki da bukatun zamantakewaChina 4140 daidaici Karfe bututu da Sch40 daidaici m Karfe bututu, Har ila yau, muna da ƙarfin haɗin kai don samar da mafi kyawun sabis ɗinmu, da kuma shirin gina ɗakunan ajiya a cikin ƙasashe daban-daban na duniya, wanda zai fi dacewa don hidima ga abokan cinikinmu.
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.
| 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 | - | - |
| 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 | / | / | |
| Daraja | Ƙarfin Tensile (MPa) | Ƙarfin Haɓaka (MPa) | Tsawaita(%) |
| St45.8 | 410-530 | ≥255 | ≥21 |
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 za'a iya yin gwajin Ultrasonic akan rami mai 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 ciki 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.
Kasuwancin mu galibi abokan ciniki ne ke ɗaukar su kuma abin dogaro kuma za su haɗu da ci gaba da canjin tattalin arziƙi da buƙatun zamantakewa na 2019 Sabuwar ƙira ta China 42CrMo AISI 4140 Gr.B Carbon Precision Seamless Karfe bututu don Gina., Za mu bayar da mafi inganci high quality, quite yiwu mafi yawan bangaren m darajar, ga kowane sabon da tsohon abokan ciniki da duk mafi kyaun kore sabis.
Sabuwar Zana ta 2019 na ChinaChina 4140 daidaici Karfe bututu da Sch40 daidaici m Karfe bututu, Har ila yau, muna da ƙarfin haɗin kai don samar da mafi kyawun sabis ɗinmu, da kuma shirin gina ɗakunan ajiya a cikin ƙasashe daban-daban na duniya, wanda zai fi dacewa don hidima ga abokan cinikinmu.
