17-4PH thupa e sa hloekang,
05Cr17Ni4Cu4Nb, 0Cr17Ni4Cu4Nb, 17-4phBars, S51740, SUS630,
17-7PH ke austenitic-martensitic precipitation e thatafatsa tšepe e sa hloekang e entsoeng motheong oa 18-8CrNi, eo hape e tsejoang e le karolo e laoloang ea phetoho ea tšepe e sa hloekang. Ha e le tharollo ea ho phekola mocheso, 1900 ° F, tšepe e na le austenitic empa e fetoha phetoho ho ea tlaase- sebopeho sa carbon martensitic nakong ea pholileng ho mocheso oa kamore.Phetoho ena ha e fele ho fihlela mocheso o theohela ho 90°F.Ho futhumatsa ho latelang ho mocheso oa 900-1150 ° F bakeng sa hora e le 'ngoe ho isa ho tse' nè pula e matlafatsa motsoako.Kalafo ena e thata e boetse e halefisa sebopeho sa martensitic, ho eketsa ductility le ho tiea
17-7PH Sebopeho sa Lik'hemik'hale
C | Cr | Ni | Si | Mn | P | S | Al |
≤0.09 | 16.0-18.0 | 6.5-7.75 | ≤1.0 | ≤1.0 | ≤0.04 | ≤0.03 | 0.75-1.5 |
17-7PH Thepa ea 'Mele
Boima ba 'mele (g/cm3) | Sebaka sa ho qhibiliha (℃) |
7.65 | 1415-1450 |
17-7PH Thepa ea Mechini
Boemo | бb/N/mm2 | б0.2/N/mm2 | δ5/% | ψ | HRW | |
Phekolo ea tharollo | ≤1030 | ≤380 | 20 | - | ≤229 | |
Pula e thatafatsa | 510 ℃ botsofali | 1230 | 1030 | 4 | 10 | ≥383 |
565℃botsofali | 1140 | 960 | 5 | 25 | ≥363 |
AMS 5604, AMS 5643, AMS 5825,ASME SA 564, ASME SA 693, ASME SA 705, ASME Type 630,ASTM A 564, ASTM A 693, ASTM A 705, ASTM Type 630
Boemo A – H1150,ISO 15156-3,NACE MR0175,S17400,UNS S17400,W.Nr./EN 1.4548
Bara/Molamu | Mohala | Hlobola/Koala | Leqephe/Letlapa | Pipe/Tube |
Li-bars tse chitja/Flat bars/Hex bars, Size From 8.0mm-320mm, E sebelisetsoa liboutu, li-fastners le likarolo tse ling
Fana ka terata ea welding le terata ea selemo ka mokhoa oa khoele le bolelele bo sehiloeng.
Bophara ho fihla ho 1500mm le bolelele ho fihla ho 6000mm, Botenya ho tloha 0.1mm ho isa 100mm.
Boholo ba litekanyetso le boholo bo hlophisitsoeng bo ka hlahisoa ke rona ka mamello e nyane
Boemo bo bonolo le boemo bo thata bo nang le bokaholimo bo khanyang ba AB, bophara ho fihla ho 1000mm
Lisebelisoa tsa 17-7PH ka mefuta ea Bolts, screws, flanges le tse ling tse potlakileng, ho latela litlhaloso tsa bareki.
•Matla a phahameng a tsitsipano le boima ba ho fihla ho 600°F
•E thibela ho bola
•Khanyetso e ntle ea oxidation hoo e ka bang 1100°F
•Matla a ho phunyeha ho fihla ho 900°F
•Li-valve tsa heke
•Lisebelisoa tsa ho lokisa lik'hemik'hale
•Li-pump shafts, likere, li-plungers
•Li-valve stems, libolo, lihlahla, litulo
•Li-fasteners
17-4PH Tšimo ea kopo: Li-platform tsa kantle ho naha, mokato oa helikopta, lipolanete tse ling.Indasteri ea lijo.Indasteri ea pampiri le pampiri.Sebaka (lehare la turbine).Likarolo tsa mochini.Libarele tsa litšila tsa nyutlelie.