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Lehae > Lihlahisoa > Ts'epe e sa beng le mabali > Koele ea tšepe e se nang tšepe/Sheet
Lisebelisoa tsa tšepe tse sa hloekang 17-4PH
Ts'epe e sa beng le mabali
Tšepe e se nang tšepe17-4PH
Lisebelisoa tsa tšepe tse sa hloekang 17-4PH

Lisebelisoa tsa tšepe tse sa hloekang 17-4PH

17-4 PH Steel e na le koporo ea 4% 'me e ka thatafatsoa ke mocheso o le mong feela oa mocheso o tlase o thatafatsa kalafo ea mocheso, e hlahisang lisebelisoa tse ntle haholo tsa mochini ka matla a holimo. 17-4 PH e fana ka matla ana a phahameng hammoho le thepa e ntle ea mochine mocheso o fihlang ho 600 ° F (316 ° C).
Lintlha tsa sehlahisoa
17-4PH e chesa habonolo. Nakong ea phekolo ea mocheso kapa ho qhekella, libaka tse sireletsang tse nang le carbon kapa nitrogen li lokela ho qojoa. Lintho tsena li ka kenngoa ka holim'a tšepe 'me tsa fana ka letlalo le bonolo la austenitic. Haeba sepakapaka se sireletsang se hlokahala argon kapa helium e buelloa.

Alloy e boetse e na le ho tiea ho hotle ha e cheselitsoe, athe liphekolo tse khutšoane tsa mocheso o tlase li fokotsa ho soahlamana le ho phahama. Ho feta moo, 17-4PH e bonolo ho e etsa mochini le ho e etsa.

Ka lebaka la thepa e ntle, 17-4PH e fumana ts'ebeliso liindastering tse fapaneng. Likarolo tse tloaelehileng li kenyelletsa litiiso tsa mochini, patch ea oli le lithupa tsa pompo.


Lintlha tsa tekheniki
Machinability 17-4PH e ka etsoa ka mochini ka bobeli boemong ba tharollo le boemo bo thata ba pula. Hobane mocheso oa ho qetela oa phekolo ea mocheso o tlaase, 17-4PH e ka etsoa ka mochine ho ea boemong ba ho qetela boemong bo kentsoeng ebe e tsofala ntle le phetoho e kholo ea dimensional kapa tekanyo ntle le haeba karolo e le khōlō, ha tumello e lokela ho etsoa bakeng sa ho fokotsa botsofali.
Boemong bo sa tsitsang, machining e fapane hanyane le litšepe tse 300 tsa austenitic. Boemong ba H900 sekhahla sa mochini ke 60% sa seo bakeng sa thepa e kentsoeng.

MOTS'EOA CHEMEKE
LIEKETSENG SS316 17-4PH
Khabone 0.05 0.06
Manganese 2 0.9
Phosphorous 0.045 0.03
Sebabole 0.03 0.02
Silicone N/A 0.9
Koporo, columbium, le Tantalum N/A 4
Molybdenum 2.1 N/A
Nickel 8 4
Chromium 18 17.5

hysical Properties of Stainless Steel 17-4PH
Thepa Moemphera Metric
Melting Range 2560-2625 °F 1404-1440 °C
Mocheso o khethehileng 0.11 Btu/lb.-°F 460 Joules/gg-K
Tekano e Itseng 0.282 lb/ka3 7.8 g/cm3
Ho hanyetsa Motlakase 38.6 µΩ ka 98µΩ cm
Mohala oa Mohala oa Katoloso ea Thermal (70 °F ho isa ho 200 °F) (21 °C ho isa ho 93 °C) 6 [ho/ka/°F·106] 10.8 [μm/m·°C]
Mohala oa Mohala oa Katoloso ea Thermal (70 °F ho isa ho 400 °F) (21 °C ho isa ho 204 °C) 6 [ho/ka/°F·106] 10.8 [μm/m·°C]
Mohala oa Mohala oa Katoloso ea Mocheso (70 °F ho isa ho 600 °F) (27 °C ho isa ho 316 °C) 6.2 [ho/in/°F·106] 11.2 [μm/m·°C]
Mohala oa Mohala oa Katoloso ea Thermal (70 °F ho isa ho 800 °F) (21 °C ho isa 427 °C) 6.3 [ho/in/°F·106] 11.2 [μm/m·°C]
Thermal Conductivity (@ 300 °F) (@ 149 °C) 124 Btu/(hr/ft²/in/°F) 17.9 [W/m-K]
Thermal Conductivity (@ 500 °F) (@ 260 °C) 135 Btu/(hr/ft²/in/°F) 19.5 [W/m-K]
Thermal Conductivity (@ 860 °F) (@ 460 °C) 156 Btu/(hr/ft²/in/°F) 22.5 [W/m-K]
Thermal Conductivity (@ 900 °F) (@ 482 °C) 157 Btu/(hr/ft²/in/°F) 22.6 [W/m-K]
Poisson's Ratio (H900 Condition) 0.272 0.272
Modulus of Elasticity (H900 Condition) 28 x 106 ksi 197 x 103 MPa
Modulus of Rigidity in Torsion 9.68 x 103 ksi 67 x 103 MPa

Lisebelisoa tsa Mechanical tsa 17-4PH tse se nang tšepe
Thepa Moemphera Metric
Matla a ho qetela a Tensile 23,300 psi 160 MPa
Kotulo e Matla (0.02%) 16,680 psi 115 MPa
Elongation (% in 2’’) 5% 5%
Rockwell Hardness C 35 35

Kalafo ea Mocheso

Stainless Steel 17-4PH e fumaneha boemong ba tharollo ea 1900 °F (1038 °C) ebe e pholile moea ho 90 °F (32 °C).

Leha ho le joalo, phekolo e eketsehileng ea mocheso e ka hlahisa maemo a sa tšoaneng a thata le a thata. Liphekolo tse atileng haholo li thathamisitsoe tafoleng e ka tlase.

Boemo Mocheso [± 15 °F (± 8.4 °C)] Mokhoa oa ho Pholisa le Nako
H900 900 °F (482 °C) Ho pholile moea ka hora e le 'ngoe
H925 925 °F (496 °C) Ho pholile moea ka lihora tse 4
H 1025 1025 °F (551 °C) Ho pholile moea ka lihora tse 4
H 1075 1075 °F (580 °C) Ho pholile moea ka lihora tse 4
H 1100 1100 °F (593 °C) Ho pholile moea ka lihora tse 4
H 1150 1150 °F (621 °C) Ho pholile moea ka lihora tse 4
H 1150 + 1150 1150 °F (621 °C)
e lateloa ke
1150 °F (621 °C)
Ho pholile moea ka lihora tse 4
e lateloa ke
Ho pholile moea ka lihora tse 4
H 1150-M 1400 °F (760 °C)
e lateloa ke
1150 °F (621 °C)
Ho pholile moea ka lihora tse 2
e lateloa ke
Ho pholile moea ka lihora tse 4



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