Kuyanika Kwabwino Kwa 20#45# 1020 1010 1045, Scm440 42CrMo Oilfield Carbon Seamless Steel Pipe

Nthawi zonse timatsatira mfundo yakuti "Quality Poyamba, Kutchuka Kwambiri".Tadzipereka kwathunthu kubweretsa makasitomala athu ndi zinthu zamtengo wapatali komanso mayankho amtengo wapatali, mwachangu komanso ntchito zodziwika bwino za Quality Inspection kwa 20 # 45 # 1020 1010 1045, Scm440 42CrMo Oilfield Carbon Seamless Steel Pipe, Mkati mwazochita zathu, tatero kale. tili ndi masitolo ambiri ku China ndipo mayankho athu adatamandidwa padziko lonse lapansi.Takulandirani ogula atsopano komanso achikale kuti atiyimbireni mabizinesi ang'onoang'ono omwe akubwera.
Nthawi zonse timatsatira mfundo yakuti "Quality Poyamba, Kutchuka Kwambiri".Tadzipereka kwathunthu kubweretsa makasitomala athu ndi zinthu zamtengo wapatali zamtengo wapatali ndi zothetsera, kutumiza mwachangu komanso ntchito zodziwa zambiri zaChina Carbon Steel Chitoliro ndi Chitoliro chachitsulo, Takhala ndi zaka zopitilira 10 zotumizira kunja ndipo malonda athu awonetsa mayiko opitilira 30 kuzungulira mawu.Nthawi zonse timakhala ndi kasitomala woyamba, Ubwino woyamba m'malingaliro athu, ndipo ndizovuta kwambiri pazogulitsa.Takulandilani kudzacheza kwanu!

Zilibe kupsa mtima kodziwikiratu, kupindika pang'ono panthawi yozimitsa, kuchepetsa kutopa kwakukulu komanso kukana kukhudzidwa kwambiri pambuyo pozimitsa ndi kutenthetsa chithandizo.42CrMo aloyi chitoliro chosasunthika chimakhala ndi kulimba kwabwino pa kutentha kochepa komanso kulimba kwamphamvu komanso mphamvu yopirira pa kutentha kwakukulu.Kuzimitsa pamwamba pambuyo kuzimitsa ndi kutentha nthawi zambiri kumagwiritsidwa ntchito ngati njira yochizira kutentha kwa mapaipi opanda aloyi a 42CrMo.

Chitsulo chapadera cha aloyi: 41Cr4,25CrMo4,30CrMo4,34CrMo4,42CrMo4

OD: 20-660mm WT: 2.3-100mm L: 5.8M, 6M, 11.8M, 12M kapena kutalika kwina kulikonse.

Ntchito: Machining, General engineering, crane mkono, tchire, Cylinders Zosiyanasiyana, Conveyor Rolls, Hollow Shafts, Hollow Parts ndi zigawo, Mtedza, mphete, etc.

Kugwiritsa ntchito 42CrMo aloyi chitoliro chosasunthika: chitsulo chapadera chomwe chimagwiritsidwa ntchito pamilatho ndi "42CrMo", chitsulo chapadera chazitsulo zamagalimoto ndi "42CrMo", ndipo chitsulo chapadera chazotengera ndi "42CrMo".Chitsulo choterechi chimapangitsa kuti zitsulo zisamayende bwino posintha zomwe zili mu carbon (c).Choncho, malinga ndi carbon okhutira, mtundu uwu wa zitsulo akhoza kugawidwa mu: otsika mpweya zitsulo - mpweya zili zambiri zosakwana 0,25%, monga 10 ndi 20 zitsulo;Sing'anga mpweya zitsulo - mpweya zili zambiri pakati pa 0,25 ndi 0,60%, monga 35 ndi 45 zitsulo;Mkulu wa carbon zitsulo - zomwe zimakhala ndi carbon nthawi zambiri zimakhala zazikulu kuposa 0.60%.Chitsulo chamtunduwu sichimagwiritsidwa ntchito popanga mapaipi achitsulo.

Kugwiritsa Ntchito
Oyenera kupanga nkhungu zazikulu ndi zapakati zapulasitiki zomwe zimafuna mphamvu ndi kulimba.

Kulekerera Utali:
Pamene Utali uli wofanana ndi 6000mm, Kulekerera 0/+10
Pamene 6 000 <L = 12 000, Kulekerera 0/+15
Pamene> 12 000,Kulekerera 0/+ mwa mgwirizano
Mafotokozedwe a ndondomeko ndi katundu wa 42CrMo chitsulo chitoliro
Chitoliro chachitsulo cha 42CrMo, kaboni: 0.38 ~ 0.45%, silicon: 0.17 ~ 0.37%, manganese: 0.50 ~ 0.80%.

Chitoliro chachitsulo cha 42CrMo ndi cha chitsulo champhamvu kwambiri, chokhala ndi mphamvu zambiri komanso kulimba, kulimba kwabwino, kusakhazikika kwachidziŵikire, kutopa kwambiri komanso kukana kukana zambiri pambuyo pozimitsa ndi kutenthetsa, komanso kulimba kwamphamvu kwapang'onopang'ono.

Chitsulo ndi choyenera kupanga nkhungu zazikulu ndi zazing'ono zapulasitiki zomwe zimafuna mphamvu ndi kulimba.42CrMo4 imagwirizana ndi mtundu waku Japan: scm440 imagwirizana ndi mtundu waku Germany: 42CrMo4 pafupifupi imagwirizana ndi mtundu waku America: mawonekedwe a 4140 ndi kuchuluka kwa ntchito: mphamvu yayikulu, kuuma, kulimba kwabwino, kupindika pang'ono pakuzimitsa, kulimba kwamphamvu komanso kupirira mphamvu pa kutentha kwakukulu.Amagwiritsidwa ntchito popanga ma forging okhala ndi mphamvu zapamwamba komanso kuzimitsa kwakukulu komanso kutenthetsa kwapakati kuposa chitsulo cha 35CrMo, monga zida zazikulu zoyendetsa galimoto, zida zotumizira za supercharger, chitsulo cham'mbuyo, ndodo yolumikizira ndi chingwe chakumapeto chokhala ndi katundu wamkulu, kubowola chitoliro cholumikizira ndi Chida chopha nsomba chamafuta ozama pansi pa 2000m, ndi nkhungu yamakina opindika.

Sulfure s: zovomerezeka zotsalira ≤ 0.035%

Phosphorus P: zovomerezeka zotsalira ≤ 0.035%

Chromium (CR): 0.90 ~ 1.20%

Nickel Ni: zovomerezeka zotsalira ≤ 0.030%

Copper Cu: zovomerezeka zotsalira ≤ 0.030%

Molybdenum (MO): 0.15 ~ 0.25%

Kupanikizika kovomerezeka kwa 42CrMo

42CrMo zololeka kupsinjika 186 ~ 310 / MPa, zokolola mfundo 930 σ S / MPa, 42CrMo ali mkulu mphamvu, kuuma, kulimba bwino, mapindikidwe ang'onoang'ono pa kuzimitsidwa, ndi mkulu kukwawa mphamvu ndi kupirira mphamvu pa kutentha kwambiri.Chitoliro chachitsulo cha 42CrMo chimagwiritsidwa ntchito popanga ma forging okhala ndi mphamvu zapamwamba komanso gawo lalikulu lozimitsidwa komanso lotentha kuposa chitsulo cha 35CrMo.

1) Kutentha kwa mfundo yovuta (pafupifupi): AC1 = 730 ° C, AC3 = 800 ° C, Ms = 310 ° C.

2) Liniya kukulitsa koyenerika: kutentha 20 ~ 100 ° C / 20 ~ 200 ° C / 20 ~ 300 ° C / 20 ~ 400 ° C / 20 ~ 500 ° C / 20 ~ 600 ° C, liniya kukulitsa coefficient: 11.1 × 1 × 1 / 12.1 × 10K/12.9 × 10K/13.5 × 10K/13.9 × 10K14.1 × 10K.

3) Elastic modulus: kutentha 20 ° C / 300 ° C / 400 ° C / 500 ° C / 600 ° C, zotanuka modulus 210000mpa / 185000mpa / 175000mpa / 165000mpa / 15500mpa

Hot ntchito specifications
Kutentha kwa kutentha ndi 1150 ~ 1200 ° C, kutentha koyambira ndi 1130 ~ 1180 ° C, ndipo kutentha kotsiriza ndi> 850 ° C, φ> 50mm, kuzizira pang'onopang'ono.

Normalizing specifications
Kutentha kokhazikika ndi 850 ~ 900 ° C, ndipo ng'anjoyo imakhazikika ndi mpweya.

Kutentha kwakukulu kwa kutentha
Kutentha kotentha ndi 680 ~ 700 ° C, ndipo ng'anjoyo imakhazikika ndi mpweya.

Mafotokozedwe osavuta komanso osavuta
Preheating kutentha 680 ~ 700 ° C, kuzimitsa kutentha 840 ~ 880 ° C, mafuta kuzirala, tempering kutentha 580 ° C, madzi kuzirala kapena mafuta kuzirala, kuuma ≤ 217hbw.

Kufotokozera kwa subcritical kulimbikitsa ndi toughening
Kuzimitsa kutentha 900 ° C, kutentha kutentha 560 ° C, kuuma (37 ± 1) HRC

Kufotokozera kwa induction kuzimitsa ndi kutentha
Kuzimitsa kutentha 900 ° C, tempering kutentha 150 ~ 180 ° C, kuuma 54 ~ 60HRC.

Hot ntchito specifications
Kutentha kwa kutentha ndi 1150 ~ 1200 ° C, kutentha koyambira ndi 1130 ~ 1180 ° C, ndipo kutentha kotsiriza ndi> 850 ° C, φ> 50mm, kuzizira pang'onopang'ono.

Normalizing specifications
Kutentha kokhazikika ndi 850 ~ 900 ° C, ndipo ng'anjoyo imakhazikika ndi mpweya.

Kutentha kwakukulu kwa kutentha
Kutentha kotentha ndi 680 ~ 700 ° C, ndipo ng'anjoyo imakhazikika ndi mpweya.

Mafotokozedwe osavuta komanso osavuta
Preheating kutentha 680 ~ 700 ° C, kuzimitsa kutentha 840 ~ 880 ° C, mafuta kuzirala, tempering kutentha 580 ° C, madzi kuzirala kapena mafuta kuzirala, kuuma ≤ 217hbw.

Kufotokozera kwa subcritical kulimbikitsa ndi toughening
Kuzimitsa kutentha 900 ° C, kutentha kutentha 560 ° C, kuuma (37 ± 1) HRC

Kufotokozera kwa induction kuzimitsa ndi kutentha
Kuzimitsa kutentha 900 ° C, tempering kutentha 150 ~ 180 ° C, kuuma 54 ~ 60HRC.

Nthawi zonse timatsatira mfundo yakuti "Quality Poyamba, Kutchuka Kwambiri".Tadzipereka kwathunthu kubweretsa makasitomala athu ndi zinthu zamtengo wapatali komanso mayankho amtengo wapatali, mwachangu komanso ntchito zodziwika bwino za Quality Inspection kwa 20 # 45 # 1020 1010 1045, Scm440 42CrMo Oilfield Carbon Seamless Steel Pipe, Mkati mwazochita zathu, tatero kale. tili ndi masitolo ambiri ku China ndipo mayankho athu adatamandidwa padziko lonse lapansi.Takulandirani ogula atsopano komanso achikale kuti atiyimbireni mabizinesi ang'onoang'ono omwe akubwera.
Kuyang'anira Ubwino kwaChina Carbon Steel Chitoliro ndi Chitoliro chachitsulo, Takhala ndi zaka zopitilira 12 zotumizira kunja ndipo malonda athu awonetsa mayiko opitilira 30 padziko lonse lapansi.Nthawi zonse timakhala ndi kasitomala woyamba, Ubwino woyamba m'malingaliro athu, ndipo ndizovuta kwambiri pazogulitsa.Takulandilani kudzacheza kwanu!