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20 Irin alagbara
Alloy Alagbara Irin
Alloy Alagbara Irin
Alloy Alagbara Irin

Alloy 20 Irin alagbara

Alloy 20 (UNS N08020) jẹ ohun austenitic, nickel-iron-chromium orisun super alloy pẹlu awọn afikun ti Ejò ati Molybdenum eyiti o pese atako si awọn agbegbe ọta, pitting, ati ipata crevice. O tun jẹ iduroṣinṣin pẹlu Columbium lati dinku ojoriro carbide lakoko alurinmorin. Alloy 20 han lati ṣubu laarin awọn alagbara mejeeji ati awọn ẹka nickel bi o ṣe ni awọn abuda ti awọn mejeeji.
ọja Alaye
Alloy 20 (UNS N08020) jẹ ohun austenitic, nickel-iron-chromium orisun super alloy pẹlu awọn afikun ti Ejò ati Molybdenum eyiti o pese atako si awọn agbegbe ọta, pitting, ati ipata crevice. O tun jẹ iduroṣinṣin pẹlu Columbium lati dinku ojoriro carbide lakoko alurinmorin. Alloy 20 han lati ṣubu laarin awọn alagbara mejeeji ati awọn ẹka nickel bi o ṣe ni awọn abuda ti awọn mejeeji. O jẹ apẹrẹ fun ilodisi ti o pọju si ikọlu acid ati ṣe afihan resistance ti o ga julọ si idamu-ibajẹ bibo ni farabale 20% si 40% sulfuric acid, ati pe o tun ni resistance ipata gbogbogbo ti o dara julọ si sulfuric acid ati si wiwu ipata wahala kiloraidi. Alloy 20 ni awọn ohun-ini ẹrọ ti o dara ni ibaramu mejeeji ati awọn iwọn otutu ti o ga, to isunmọ 930°F (500°C) ati pe o jẹ iṣelọpọ ni imurasilẹ nipasẹ awọn ilana ile-iṣẹ deede.

Awọn pato
Standard Alloy 20
1 UNS N08020
2 Workstoff Nr. 2.4660
Imọ data

Awọn ohun-ini Kemikali:

ORISI C Kr Ku Fe Mn Mo Ni P Si S Nb
(Cb)
Alloy 20
UNS
N08020
0.07
o pọju
iṣẹju: 19.00
o pọju: 21.00
iṣẹju: 3.00
o pọju: 4.00
Iwontunwonsi 2.00
o pọju
iṣẹju: 2.00
o pọju: 3.00
iṣẹju: 32.00
o pọju: 38.00
0.045
o pọju
1.00
o pọju
0.035
o pọju
8 XC min
1.00 ti o pọju


Awọn ohun-ini ẹrọ:

Iduroṣinṣin-Annealed Ipò
Fọọmu Ọja Fifẹ
Agbara, ksi (min)
So eso
Agbara, 0.2% aiṣedeede ksi (iṣẹju)
Ilọsiwaju % (iṣẹju) Idinku ti Area
% (iṣẹju)
Lile
Brinell (o pọju)
Lile
Rockwell B (o pọju)
Awo, dì 80 35 30 - 217 95
Pẹpẹ 80 35 30 50 - -
iwuwo 8.1 g /cm3
Ojuami Iyo 1443°C (2430°F)

Awọn ẹya ara ẹrọ

  • Superior ipata, pitting ati crevice resistance
  • Ni Niobium ni fun imuduro lodi si ifamọ ati abajade ipata intergranular
  • O tayọ darí-ini ati fabricability
  • Pọọku carbide ojoriro nigba alurinmorin


Awọn ohun elo
Nitori awọn oniwe-giga resistance to ipata, Alloy 20 ti lo ni kemikali processing, ounje gbóògì, elegbogi, agbara iran ati pilasitik ohun elo. Awọn falifu, awọn ifasoke ati awọn ọna ṣiṣe titẹ jẹ diẹ ninu awọn paati olokiki julọ nibiti Alloy 20 ti wa ni iṣẹ.



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