Inconel® 718 jẹ ohun elo nickel-chromium ti o ni lile-lile ojoriro pẹluagbara giga ati ductility to dara to 1300°F (704°C).Alloy yii ti o ni awọn oye pataki ti irin, columbium, ati molybdenum, pẹlu awọn iwọn kekere ti aluminiomu ati titanium.Nickel 718 tun ni weldability ti o dara, fọọmu, ati awọn ohun-ini cryogenic ti o dara julọ ni akawe si awọn ohun elo nickel lile lile ojoriro miiran.Idahun lile ojoriro onilọra ti alloy yii ngbanilaaye lati ṣe alurinmorin ni imurasilẹ laisi lile tabi fifọ.Alloy 718 kii ṣe oofa.O ṣe itọju ipata ti o dara ati resistance ifoyina ati pe a lo fun awọn ẹya ti o nilo resistance giga si irako ati rupture wahala titi di 1300 ° F (704 ° C) ati resistance ifoyina titi di 1800 ° F (982 ° C).
Alloy | % | Ni | Cr | Fe | Mo | Nb | Co | C | Mn | Si | S | Cu | Al | Ti |
718 | Min. | 50 | 17 | iwontunwonsi | 2.8 | 4.75 | 0.2 | 0.7 | ||||||
O pọju. | 55 | 21 | 3.3 | 5.5 | 1 | 0.08 | 0.35 | 0.35 | 0.01 | 0.3 | 0.8 | 1.15 |
iwuwo | 8.24 g/cm³ |
Ojuami yo | 1260-1320 ℃
|
Ipo | Agbara fifẹ Rm N/mm² | Agbara ikore Rp 0. 2N/mm² | Ilọsiwaju Bi% | Brinell líle HB |
Itọju ojutu | 965 | 550 | 30 | ≤363 |
AMS 5596, AMS 5662, AMS 5663, AMS 5832, ASME Case 2222-1, ASME SFA 5.14, ASTM B 637, ASTM B 670, EN 2.4668, GE B50TF14, GE B50TF15,
UNS N07718, Werkstoff 2.4668
Waya | Dìde | Sisọ | Rod | Paipu |
AMS 5962NACE MR-0175Aws 5.14, ERNiFeCr-2 | ASTM B670ASME SB670 | AMS 5596AMS 5597 | ASTMSB637, AMS 5662AMS 5663, AMS 5664 | AMS 5589AMS 5590 |
Inconel 718 jẹ ẹya Austenitic, líle ojoriro ṣe ipilẹṣẹ “γ” jẹ ki o jẹ iṣẹ ṣiṣe ẹrọ ti o dara julọ.G ojo aala ina "δ" ṣe o ni ṣiṣu ti o dara julọ ni itọju ooru.with lalailopinpin resistance to aapọn ibajẹ ibajẹ ati agbara pitting ni iwọn otutu giga tabi awọn agbegbe otutu kekere, paapaa inoxidability ni iwọn otutu giga.
1.workability
2.High agbara fifẹ, agbara ifarada, agbara ti nrakò ati agbara rupture ni 700 ℃.
3.High inoxidability at1000 ℃.
4.Steady darí iṣẹ ni iwọn otutu kekere.
Agbara iwọn otutu ti o ga, resistance ipata ti o dara julọ ati iṣẹ ṣiṣe ni awọn ohun-ini 700 ℃ jẹ ki o lo ni ọpọlọpọ awọn agbegbe ibeere giga.Awọn onipò inconel jẹ ibamu fun lilo ninu iṣelọpọ awọn paati ti o ṣiṣẹ ni awọn agbegbe ti o nira gẹgẹbi awọn rotors turbocharger & edidi, awọn ọpa mọto fun fifa soke daradara ina mọnamọna, awọn olupilẹṣẹ nya si, awọn tubes fun awọn paarọ ooru, ohun ija ohun ija ipanilara bugbamu baffles ati ninu awọn ibon ẹrọ. , dudu apoti recorders ni ofurufu ati be be lo.
•Nya tobaini
•Omi-epo rọkẹti
•Imọ-ẹrọ Cryogenic
•Ayika ayika
•Imọ-ẹrọ iparun