ASTM A270 A312 Bakin Karfe Bututu 34CrMo4 42CrMo4 42CrMo Alloy Karfe Bututu

Dagewa a cikin "Maɗaukakin inganci, Bayarwa da sauri, Farashi mai ƙarfi", yanzu mun kafa haɗin gwiwa na dogon lokaci tare da masu siye daga ketare da kuma cikin gida kuma muna samun sabbin manyan maganganun abokan ciniki da tsofaffi don ASTM A270 A312 Seamless Steel Pipe 34CrMo4 42CrMo4 42CrMo Alloy Karfe Pipe , "Passion, Gaskiya, Sauti sabis, Keen hadin gwiwa da Ci gaba" su ne manufofin mu.Mun kasance a nan muna tsammanin abokai masu kyau a duk faɗin yanayin!
Dagewa a cikin "Maɗaukakin inganci, Isar da Gaggawa, Farashi mai ƙarfi", yanzu mun kafa haɗin gwiwa na dogon lokaci tare da masu siye daga ketare da na cikin gida kuma muna samun sabbin manyan maganganun abokan ciniki da tsofaffiChina sumul Karfe bututu da Alloy Karfe bututu, Domin mu aiwatar da burin mu na "abokin ciniki na farko da kuma amfanar juna" a cikin haɗin gwiwar, mun kafa ƙungiyar injiniya na ƙwararrun da ƙungiyar tallace-tallace don samar da mafi kyawun sabis don biyan bukatun abokan cinikinmu.Maraba da ku don ku ba da haɗin kai tare da mu.Mu ne mafi kyawun zaɓinku.

Ba shi da wani bayyanannen tashin hankali, ƙananan nakasawa a lokacin quenching, iyakar gajiya mai yawa da juriya masu yawa bayan quenching da jin zafi.42CrMo gami da bututu maras kyau yana da tasirin tasiri mai kyau a ƙananan zafin jiki da ƙarfi mai ƙarfi da ƙarfin juriya a babban zafin jiki.Ana amfani da quenching surface bayan quenching da tempering a matsayin tsarin kula da zafi don 42CrMo gami da bututu marasa ƙarfi.

Alloy na musamman karfe:41Cr4,25CrMo4,30CrMo4,34CrMo4,42CrMo4

OD: 20-660mm WT: 2.3-100mm L: 5.8M, 6M, 11.8M, 12M ko kowane tsayi da aka ƙayyade.

Aikace-aikace: Machining, Janar injiniya, crane hannu, Bushes, Silinda Daban-daban, Conveyor Rolls, m Shafts, m sassa da aka gyara, Kwaya, Zobba, da dai sauransu

Aikace-aikace na 42CrMo gami da bututu maras kyau: ƙarfe na musamman da ake amfani da shi don gadoji shine “42CrMo”, ƙarfe na musamman don ginshiƙan mota shine “42CrMo”, kuma ƙarfe na musamman don tasoshin matsa lamba shine “42CrMo”.Irin wannan ƙarfe yana inganta kayan aikin ƙarfe ta hanyar daidaita abun ciki na carbon (c).Saboda haka, bisa ga abun ciki na carbon, irin wannan karfe za a iya raba zuwa: low carbon karfe - da carbon abun ciki ne kullum kasa da 0.25%, kamar 10 da 20 karfe;Matsakaicin carbon karfe - abun cikin carbon gabaɗaya tsakanin 0.25 da 0.60%, kamar 35 da 45 karfe;High carbon karfe - da carbon abun ciki ne kullum fi 0.60%.Gabaɗaya ba a amfani da irin wannan ƙarfe don yin bututun ƙarfe.

Aikace-aikace na yau da kullun
Ya dace da yin manyan gyare-gyaren filastik masu girma da matsakaici masu buƙatar takamaiman ƙarfi da tauri.

Haƙuri na Tsawon Tsawon Su:
Lokacin da Tsawon yayi daidai 6000mm, Haƙuri 0/+10
Lokacin 6 000 <L = 12 000, Haƙuri 0/+15
Lokacin> 12 000, Haƙuri 0/+ ta yarjejeniya
Ƙayyadaddun tsari da kaddarorin jiki na 42CrMo karfe bututu
42CrMo karfe bututu, carbon abun ciki: 0.38 ~ 0.45%, silicon: 0.17 ~ 0.37%, manganese: 0.50 ~ 0.80%.

42CrMo karfe bututu nasa ne na matsananci-high ƙarfi karfe, tare da babban ƙarfi da taurin, mai kyau hardenability, babu wani fili tempering brittleness, high gajiya iyaka da mahara tasiri juriya bayan quenching da tempering jiyya, da kuma mai kyau low-zazzabi tasiri tauri.

Karfe ya dace da kera manyan gyare-gyaren filastik masu girma da matsakaici waɗanda ke buƙatar takamaiman ƙarfi da ƙarfi.Madaidaicin ma'auni na ƙungiyar ƙasa da ƙasa: 42CrMo4 yayi daidai da alamar Jafananci: scm440 yayi daidai da alamar Jamusanci: 42CrMo4 kusan daidai da alamar Amurka: halaye 4140 da iyakokin aikace-aikacen: babban ƙarfi, ƙarfin ƙarfi, tauri mai kyau, ƙaramin nakasawa yayin kashewa, ƙarfi mai ƙarfi da ƙarfi. ƙarfin juriya a babban zafin jiki.Ana amfani dashi don kera ƙirƙira tare da ƙarfi mafi girma kuma mafi girma quenching da tempering giciye-sashe fiye da 35CrMo karfe, kamar manyan kaya don locomotive gogayya, watsa kaya na supercharger, raya axle, haɗa sanda da kuma bazara matsa tare da babban kaya, rawar soja hadin gwiwa da kuma kayan aikin kamun kifi na mai mai zurfin rijiyar ƙasa da 2000m, da mold don injin lanƙwasa.

Sulfur s: abun ciki da aka yarda da shi ≤ 0.035%

Phosphorus P: abun ciki da aka halatta ≤ 0.035%

Chromium (CR): 0.90 ~ 1.20%

Nickel Ni: abun ciki da aka halatta ≤ 0.030%

Copper Cu: abun ciki da aka halatta ≤ 0.030%

Molybdenum (MO): 0.15 ~ 0.25%

Danniya mai izini na 42CrMo

42CrMo halatta danniya 186 ～ 310 / MPa, yawan amfanin ƙasa 930 σ S / MPa, 42CrMo yana da babban ƙarfi, hardenability, mai kyau tauri, kananan nakasawa a lokacin quenching, da kuma high creep ƙarfi da jimiri ƙarfi a high zazzabi.Ana amfani da bututun ƙarfe na 42CrMo don kera ƙirƙira tare da ƙarfi mafi girma da yanki mafi girma da zafin jiki fiye da karfe 35CrMo.

1) Matsayi mai mahimmanci (kimanin): AC1 = 730 ° C, AC3 = 800 ° C, Ms = 310 ° C.

2) Matsakaicin fadada layin layi: zafin jiki 20 ~ 100 ° C / 20 ~ 200 ° C / 20 ~ 300 ° C / 20 ~ 400 ° C / 20 ~ 500 ° C / 20 ~ 600 ° C, madaidaicin haɓakar haɓakawa: 11.1 × 10K /12.1 × 10K/12.9 × 10K/13.5 × 10K/13.9 × 10K14.1 × 10K.

3) Na roba modulus: zafin jiki 20 ° C / 300 ° C / 400 ° C / 500 ° C / 600 ° C, na roba modulus 210000mpa / 185000mpa / 175000mpa / 165000mpa / 15500mpa

Bayanin aiki mai zafi
The dumama zafin jiki ne 1150 ~ 1200 ° C, da farawa zafin jiki ne 1130 ~ 1180 ° C, da kuma karshen zafin jiki ne> 850 ° C, φ> 50mm, jinkirin sanyaya.

Daidaita ƙayyadaddun ƙayyadaddun bayanai
Matsakaicin zafin jiki na yau da kullun shine 850 ~ 900 ° C, kuma tanderun yana sanyaya iska.

Ƙayyadaddun yanayin zafi mai girma
Yanayin zafin jiki shine 680 ~ 700 ° C, kuma tanderun yana sanyaya iska.

Quenching da tempering ƙayyadaddun bayanai
Preheating zazzabi 680 ~ 700 ° C, quenching zafin jiki 840 ~ 880 ° C, mai sanyaya, tempering zazzabi 580 ° C, ruwa sanyaya ko man sanyaya, taurin ≤ 217hbw.

Ƙididdiga don ƙarfafa subcritical da ƙarfafawa
Quenching zafin jiki 900 ° C, zafin jiki na 560 ° C, taurin (37 ± 1) HRC

Ƙayyadewa don quenching induction da tempering
Quenching zafin jiki 900 ° C, tempering zazzabi 150 ~ 180 ° C, taurin 54 ~ 60HRC.

Bayanin aiki mai zafi
The dumama zafin jiki ne 1150 ~ 1200 ° C, da farawa zafin jiki ne 1130 ~ 1180 ° C, da kuma karshen zafin jiki ne> 850 ° C, φ> 50mm, jinkirin sanyaya.

Daidaita ƙayyadaddun ƙayyadaddun bayanai
Matsakaicin zafin jiki na yau da kullun shine 850 ~ 900 ° C, kuma tanderun yana sanyaya iska.

Ƙayyadaddun yanayin zafi mai girma
Yanayin zafin jiki shine 680 ~ 700 ° C, kuma tanderun yana sanyaya iska.

Quenching da tempering ƙayyadaddun bayanai
Preheating zazzabi 680 ~ 700 ° C, quenching zafin jiki 840 ~ 880 ° C, mai sanyaya, tempering zazzabi 580 ° C, ruwa sanyaya ko man sanyaya, taurin ≤ 217hbw.

Ƙididdiga don ƙarfafa subcritical da ƙarfafawa
Quenching zafin jiki 900 ° C, zafin jiki na 560 ° C, taurin (37 ± 1) HRC

Ƙayyadewa don quenching induction da tempering
Quenching zafin jiki 900 ° C, tempering zazzabi 150 ~ 180 ° C, taurin 54 ~ 60HRC.

Dagewa a cikin "Maɗaukakin inganci, Isar da Gaggawa, Farashi mai ƙarfi", yanzu mun kafa haɗin gwiwa na dogon lokaci tare da masu siye daga ketare da na cikin gida kuma muna samun sabbin manyan maganganun abokan ciniki da tsoffin samfuran don 2024 farashi mai girma wanda aka yi a China ASTM A270 A312 Bututun Karfe mara ƙarfi 34CrMo4 42CrMo4 42CrMo Alloy Steel Pipe, "Soyayya, Gaskiya, Sabis mai Sauti, Haɗin kai da Ci gaba" sune manufofinmu.Mun kasance a nan muna tsammanin abokai masu kyau a duk faɗin yanayin!
Farashin farashi na 2024China sumul Karfe bututu da Alloy Karfe bututu, Domin mu aiwatar da burin mu na "abokin ciniki na farko da kuma amfanar juna" a cikin haɗin gwiwar, mun kafa ƙungiyar injiniya na ƙwararrun da ƙungiyar tallace-tallace don samar da mafi kyawun sabis don biyan bukatun abokan cinikinmu.Maraba da ku don ku ba da haɗin kai tare da mu.Mu ne mafi kyawun zaɓinku.