17-4 PH stainless hlau - tsim los ua UNS S17400 - yog cov nag lossis daus-hardening alloy ua kev zoo siab rau nws lub zog zoo kawg li, corrosion resistance, thiab adaptability rau kev kho cua sov. Nws qhov tshwj xeeb ua ke ntawm cov khoom siv dag zog thiab tshuaj lom neeg ruaj khov ua rau nws xaiv cov khoom siv thoob plaws hauv kev xav tau xws li aerospace, khoom siv kho mob, tshuaj ua haujlwm, thiab kev tiv thaiv engineering.
Thaum lwm txoj kev xav tau, cov ntaub ntawv sib npaug rau17-4 PHNsuav nrog cov qib zoo li DIN 1.4542 thiab AISI 630. Cov kev hloov pauv no muab cov yam ntxwv zoo sib xws, ua rau lawv tsim nyog rau ntau yam kev siv hauv kev lag luam.
17-4PH Stainless Hlau Qib
| ASTM / AISI | DIN | JIS | GB |
| 17-4 PAB/630 | 1.4542 ib | SUS 630 | 05Cr17Ni4Cu4 Nb |
17-4PH Stainless Steel Chemical Composition
| C | Mn | Si | P | S | Cr | Ni | Cu | Mo |
| 0.07 ib | 1.0 | 1.0 | 0.04 ib | 0.03 ib | 15.0-17.5 Nws | 3.0-5.0 | 3.0-5.0 | 0.50 ib |
• Chromium (15-17.5%): Muab kev tiv thaiv corrosion.
• Nickel (3-5%): Txhim kho toughness.
• Copper (3-5%): Qhov tseem ceeb rau nag lossis daus hardening.
• Cov pa roj carbon (<0.07%): Ua kom ductility thiab toughness.
17-4PH Stainless hlau echanical Properties
| Khoom siv | Qhov xwm txheej | Tensile (ksi) | Tawm tawm 0.2% offset (ksi) | Elongation | Kev txo qis ntawm cheeb tsam | Brinell Hardness | Rockwell Hardness |
| 17-4 PAB | H900 | 190 | 170 | 10% | 40% | 388-444 HB | 40-47 HRC |
| H925 | 170 | 155 | 10% | 44% | 375-429 HB | 38-45 HRC | |
| H1025 | 155 | 145 | 12% | 45% | 331-401 HB | 34-42 HRC | |
| H1075 | 145 | 125 | 13% | 45% | 311-375 HB | 31-38 HRC | |
| H1100 Nws | 140 | 115 | 14% | 45% | 302-363 HB | 30-37 HRC | |
| H1150 | 135 | 105 | 16% | 50% | 277-352 HB | 28-37 HRC |
Cov khoom tseem ceeb ntawm 17-4 PH Stainless Hlau
1.Exceptional Strength: Muab lub zog tensile zoo li ntawm 1000 txog 1400 MPa, ua rau nws zoo tagnrho rau cov ntawv thov siab.
2.Superior Corrosion Resistance: Piv rau 304 stainless hlau, tseem muaj kev tiv thaiv zoo tiv thaiv kev ntxhov siab-corrosion tawg nyob rau hauv ib puag ncig hnyav.
3.Flexible Heat Treatability: Cov khoom siv kho tshuab tuaj yeem hloov kho tau los ntawm cov txheej txheem nag lossis daus xws li H900, H1025, thiab H1150.
4.Outstanding Toughness: Ua kom muaj kev ntseeg ruaj khov txawm tias nyob rau hauv qhov kub thiab txias thiab cov kev pabcuam nyuaj.
Kev kho cua sov thiab nag lossis daus hardening
Dab tsi teeb tsa 17-4 PH stainless hlau sib nrug yog nws lub peev xwm zoo kawg nkaus rau nag lossis daus hardening - txheej txheem kev kho cua sov uas ua rau nws ua tau zoo heev. Los ntawm cua sov cov hlau rau qhov kub thiab txias ua raws li kev tswj kev laus, nws cov khoom tuaj yeem raug kho kom zoo.Cov kev kho cua sov uas muaj xws li:
• H900: Muab lub zog siab tshaj plaws.
• H1150: Muaj kev tiv thaiv corrosion zoo dua thiab muaj zog ntxiv.
Qhov kev hloov pauv no ua rau cov kws tshaj lij tuaj yeem kho cov khoom siv tus yam ntxwv kom tau raws li cov kev xav tau tshwj xeeb ntawm ntau hom kev lag luam.
Kev siv ntawm 17-4 PH Stainless Hlau
Cov khoom zoo tshaj ntawm 17-4 PH stainless hlau ua rau nws zoo tagnrho rau ntau yam kev siv:
• Aerospace: Siv nyob rau hauv cov qauv sib dhos, cov khoom siv turbine, thiab cov khoom siv ua haujlwm siab.
• Kev Kho Mob Field: Zoo tagnrho rau cov cuab yeej phais mob thiab cov cuab yeej cog hniav ruaj khov.
• Kev Ua Tshuaj: Ua haujlwm hauv cov reactors thiab cov khoom siv uas tiv taus cov tshuaj lom neeg ua phem.
• Roj & Roj: Feem ntau nyob rau hauv lub twj tso kua mis shafts, li qub, thiab lwm yam khoom uas muaj kev kub siab thiab corrosive media.
• Kev Tiv Thaiv Kev Tiv Thaiv: Kev ntseeg siab rau kev tsim cov khoom muaj zog hauv cov khoom siv tub rog qib.
Cov ntawv thov no qhia txog nws txoj kev ntseeg siab hauv cov cheeb tsam nyuaj uas ob qho tib si lub zog thiab lub neej ntev yog qhov tseem ceeb.
Vim li cas thiaj xaiv 17-4 PH Stainless Hlau?
17-4 PH stainless hlau dhau los ua cov kev daws teeb meem zoo tshaj plaws thaum thov hu rau:
• Exceptional mechanical zog tiv taus hnyav loads thiab kev nyuaj siab.
• Txhim khu kev tiv thaiv corrosion nyob rau hauv nruj los yog xav tau ib puag ncig.
• Cov kev xaiv kho cua sov hloov tau yooj yim rau kev ua haujlwm zoo.
Nws cov pov thawj durability thiab adaptability ua rau nws ib tug ntseeg kev xaiv nyob rau hauv kev lag luam uas xav tau kev ua tau zoo, cov ntaub ntawv ntev.
Xaus
Kev sib xyaw ua ke muaj zog, zoo heev corrosion kuj, thiab zoo kawg li adaptability, 17-4 PH stainless hlau yog ib qho kev xaiv zoo tshaj plaws rau kev siv lub luag haujlwm tseem ceeb. Thaum piv rau cov qhab nia zoo li 304 thiab 316, nws txawv ntawm nws tus kheej nrog kev ntseeg tau zoo nyob rau hauv cov xwm txheej hnyav. Nws muaj nyob rau ntawm tus nqi sib tw - tshwj xeeb tshaj yog nyob rau hauv kev lag luam xws li Is Nrias teb - ntxiv dag zog rau nws qhov kev thov rau ntau hom kev lag luam siv, xa ob qho tib si kev ua tau zoo thiab tus nqi.
Post lub sij hawm: May-07-2025