AISI 4140 1.7225 42CrMo4 SCM440 B7 Ibha yentsimbi
Inkcazelo emfutshane:
I-AISI SAE 4140 intsimbi ye-alloy yintsimbi ye-chromium molybdenum alloy alloy esetyenziswa ngokubanzi kwinjongo ngokubanzi yentsimbi ephezulu ye-tensile yamacandelo, njenge-axles, i-shafts, iibholiti, iigiya kunye nezinye izicelo.
IiBha zentsimbi yeCarbon:
I-AISI 4140, i-1.7225 (42CrMo4), i-SCM440, kunye ne-B7 Steel Bar zizinto ezahlukeneyo zokutyunjwa ngokusisiseko uhlobo olufanayo lwensimbi ye-alloy. Baziwa ngokuba namandla aphezulu kunye nokuqina, okuqhelekileyo kusetyenziswa kwizicelo ezinjengeegiya kunye neebholiti. I-AISI 4140 ligama laseMelika, i-1.7225 ngumgangatho we-EN yaseYurophu, i-SCM440 yi-JIS yaseJapan, kwaye i-B7 ibhekisela kwintlanganiso yebanga le-ASTM A193. Ezi zikhundla zibonisa intsimbi ye-chromium-molybdenum alloy eneempawu ezifanayo, kwaye ukhetho lunokuxhomekeka kwimigangatho yengingqi okanye yoshishino.
Iinkcukacha ze-4140 1.7225 42CrMo4 SCM440 B7:
| IBanga | 4140 1.7225 42CrMo4 SCM440 B7 |
| Umgangatho | I-ASTM A29,ASTM A193 |
| Umphezulu | Mnyama, Oomatshini Oburhabaxa, Ujikiwe |
| Uluhlu lweDiameter | 1.0 ~ 300.0mm |
| Ubude | 1 ukuya kwi-6 yeemitha |
| Iyaqhuba | Izotyiweyo ezibandayo kunye nePolishi ebandayo, uMgangatho ongenaziko & ukhazimlisiwe |
| Izinto ezikrwada | POSCO, Baosteel, TISCO, Saky Steel, Outokumpu |
Iimpawu kunye neeNzuzo:
•Amandla aphezulu: Ezi ntsimbi zentsimbi zibonisa ukomelela okuphezulu, zizenza zilungele usetyenziso apho amandla kunye nokuqina kubaluleke kakhulu.
•Ukuqina: Banikezela ngokuqina okulungileyo kunye nokuchasana kwempembelelo, kubenza bakwazi ukumelana nemithwalo enzima kunye noxinzelelo oluguqukayo.
•I-Versatility: I-AISI 4140, i-1.7225, i-42CrMo4, i-SCM440, kunye ne-B7 zi-alloys eziguquguqukayo ezifanelekileyo kuluhlu olubanzi lwezicelo, kubandakanywa iigiya, iibholiti, i-shafts, kunye ne-structural components.
•Ukugqoka Ukuchasana: Izinto ezixutywayo, ezifana ne-chromium kunye ne-molybdenum, zinegalelo ekuphuculeni ukuxhatshazwa, okwenza le mivalo yensimbi ifaneleke kwizicelo eziphantsi kweemeko ezinqabileyo.
•I-Machinability: Ezi ntsimbi zinobugcisa obuhle xa ziphathwa ngokufanelekileyo ubushushu, zivumela iinkqubo ezisebenzayo zokulungisa ngexesha lokwenziwa.
•I-Weldability: Ziyakwazi ukudityaniswa, nangona ukufudumeza kunye nonyango lokufudumala emva kwe-weld kunokufuneka ukuba kugcinwe iipropati ezifunwayo kwaye ugweme imiba efana ne-brittleness.
Ukuqulunqwa kwemichiza :
| IBanga | C | Mn | P | S | Si | Cr | Mo |
| 4140 | 0.38-0.43 | 0.75- 1.0 | 0.035 | 0.040 | 0.15-0.35 | 0.8-1.10 | 0.15-0.25 |
| 42CrMo4/ 1.7225 | 0.38-0.45 | 0.6-0.90 | 0.035 | 0.035 | 0.40 | 0.9-1.20 | 0.15-0.30 |
| I-SCM440 | 0.38-0.43 | 0.60-0.85 | 0.03 | 0.030 | 0.15-0.35 | 0.9-1.20 | 0.15-0.30 |
| B7 | 0.37-0.49 | 0.65-1.10 | 0.035 | 0.040 | 0.15-0.35 | 0.75-1.20 | 0.15-0.25 |
Iimpawu zoomatshini :
| IBanga | Amandla Okuqina [MPa] | Yiled Strengtu [MPa] | Elongation % |
| 4140 | 655 | 415 | 25.7 |
| 1.7225/42CrMo4 | 1080 | 930 | 12 |
| I-SCM440 | 1080 | 930 | 17 |
| B7 | 125 | 105 | 16 |
FAQ Guide:
Kutheni Khetha thina?
•Unokufumana izinto ezigqibeleleyo ngokwemfuno yakho ngexabiso elincinci elinokwenzeka.
•Sikwabonelela ngeeReworks, FOB, CFR, CIF, kunye namaxabiso okuhambisa umnyango ukuya emnyango. Sicebisa ukuba wenze isivumelwano sokuthumela ngenqanawe okuya kuba nokonga kakhulu.
•Iimathiriyeli esizibonelelayo ziqinisekiswa ngokupheleleyo, ukusuka kwisatifikethi sovavanyo lwemathiriyeli ekrwada ukuya kwisiteyitimenti somgangatho wokugqibela.(Iingxelo ziya kubonisa ngokwemfuneko)
•Siqinisekisa ukunika impendulo kwiiyure ezingama-24(ngokuqhelekileyo ngeyure enye)
•Nika ingxelo ye-SGS TUV.
•Sizinikele ngokupheleleyo kubathengi bethu. Ukuba akunakwenzeka ukuhlangabezana neemfuno zakho emva kokuvavanya zonke iinketho, asiyi kukukhohlisa ngokwenza izithembiso zobuxoki eziza kudala ubudlelwane obuhle kubathengi.
•Ukubonelela ngenkonzo yokumisa enye.
4140 vs 42CRMO4 – Yintoni uMahluko?
I-AISI 4140 kunye ne-42CrMo4 luhlobo olufanayo lwentsimbi, kunye ne-AISI 4140 ibe ligama laseMelika kunye ne-42CrMo4 ibe ligama laseYurophu. Babelana ngokuqanjwa kweekhemikhali ezifanayo, amandla aphezulu, kunye nokuqina, okubenza bafanelekele usetyenziso olufana neegiya kunye neebholiti. Ngaphandle kokutyunjwa okungafaniyo kunye nemigangatho yengingqi, zihlala zithathwa njengokutshintshiselana ngenxa yeepropati ezinokuthelekiswa.
Yintoni i-42CrMo4 yentsimbi?
I-42CrMo4 yintsimbi ye-chromium-molybdenum alloy ekhethwe ngumgangatho waseYurophu EN 10083. Iyaziwa ngamandla ayo aphezulu, ukuqina, kunye nokuqina okulungileyo. Ngomxholo wekhabhoni we-0.38% ukuya kwi-0.45%, isetyenziswa ngokuqhelekileyo kwizicelo ezifuna amacandelo aqinileyo, anjengeegiya, ii-crankshafts, kunye neentonga zokudibanisa kumashishini afana neemoto kunye ne-aerospace. Insimbi iphendula kakuhle kunyango lobushushu, inika amandla okulungelelanisa iipropati zemishini, kwaye ithathwa njengelizwe elilinganayo namanye amagama afana ne-AISI 4140 kunye ne-SCM440.
Yintoni ibakala B7 intsimbi?
IBanga le-B7 yinkcazo ngaphakathi komgangatho we-ASTM A193, oquka izinto zokubhobhoza eziphezulu zokusetyenziswa kwi-high-high-temperature okanye inkonzo yoxinzelelo oluphezulu. I-ASTM A193 ngumgangatho ophuhliswe yi-ASTM International (eyayibizwa ngokuba yi-American Society for Testing and Materials) kwaye isetyenziswa kakhulu kwi-oyile kunye negesi, i-petrochemical, kunye nokuvelisa amandla kumashishini.I-B7 yensimbi yintsimbi ephantsi ye-alloy chromium-molybdenum. oko kucinywa kunye nokufudumala (ukushisa ukushisa) ukufezekisa iipropati ezifunwayo zemishini.Kubalulekile ukuba uqaphele ukuba iBakala B7 insimbi isoloko isetyenziselwa ukudibanisa kunye namantongomane eBakala 2H ukuqinisekisa ukuhambelana nokusebenza kwizicelo ezifunwayo. Xa kucacisiwe, izixhobo kufuneka zihlangabezane neemfuno ezichazwe kwimigangatho ye-ASTM A193 kunye ne-A194 ukuqinisekisa amandla afanelekileyo, i-ductility, kunye nezinye iimpawu zomatshini.
Abathengi bethu
Iingxelo ezivela kubathengi bethu
I-AISI 4140, i-1.7225, i-42CrMo4, i-SCM440, kunye neentsimbi zensimbi ze-B7 ziphendula kakuhle kunyango lobushushu, ukuvumela ukulungelelaniswa kweempawu zemishini ezifana nobunzima kunye nokuqina. I-factor.Babonelela ngokuqina okulungileyo kunye nokuchasana kwempembelelo, okubenza bakwazi ukujamelana nemithwalo enzima kunye noxinzelelo oluguquguqukayo.Iintsimbi zentsimbi zinezinto ezininzi kwaye zifumana izicelo kumashishini ahlukeneyo, kubandakanywa i-automotive, i-aerospace, ukwakhiwa, kunye nemveliso. kunye ne-molybdenum, igalelo ekuphuculeni ukuxhathisa ukunxiba, ukwenza le mivalo yensimbi ifaneleke kwizicelo eziphantsi kweemeko ezinqabileyo.
Ukupakisha:
1. Ukupakisha kubaluleke kakhulu ngokukodwa kwimeko yokuthunyelwa kwamanye amazwe apho umthwalo udlula kwiitshaneli ezahlukeneyo ukuya kufika kwindawo yokugqibela, ngoko ke sibeka inkxalabo ekhethekileyo malunga nokupakishwa.
2. I-Saky Steel's ipakisha iimpahla zethu ngeendlela ezininzi ezisekelwe kwiimveliso. Sipakisha iimveliso zethu ngeendlela ezininzi, ezinje,
