INCONEL® alloy 690(UNS N06690/W. Nr. 2.4642) jẹ alloy nickel chromium-giga ti o ni resistance to dara julọ si ọpọlọpọ awọn media olomi ipata ati awọn oju-aye otutu giga.Ni afikun si idiwọ ipata rẹ, alloy 690 ni agbara giga, iduroṣinṣin irin ti o dara, ati awọn abuda iṣelọpọ ọjo.
Inconel Alloy 690 Pipe & Tube n pese resistance to ga julọ si ọpọlọpọ awọn media ti o ni ibajẹ bii chloride ion stress cracking as well as offers high temperature performance and fa resistance to oxidation.
Inconel Alloy 690 Pipe & Tube jẹ austenite nickel-chromium-orisun superalloys tube tube, tubing, pipe & tubular products to Epo Ati Gas, Nuclear And Power, Power Generation, Aerospace, Process Industries & Refining, General Industrial, Chemical Process, Medical , Ga ti nw ati High Performance.Inconel Alloy 690 Pipe & Tube ti wa ni ibamu daradara fun iṣẹ ni awọn agbegbe ti o pọju ti o wa labẹ titẹ ati ooru.
Awọn pato
Alloy 690 jẹ apẹrẹ bi UNS N06690, W. Nr.2.4642 ati ISO NW6690.
Rod, bar, Waya ati Forging iṣura: ASTM B166;ASME SB 166, ASTM B 564;ASME SB 564, ASME Code Case N-525, ISO 9723, MIL-DTL-24801
Seamless Pipe ati Tube: ASTM B 163;ASME SB 163, ASTM B 167;ASME SB 167, ASTM B 829;ASME SB 829, Awọn ọran koodu ASME 2083, N- 20, N-525, ISO 6207, MIL- DTL-24803
Awo, Dì, ati rinhoho: ASTM B168;ASME SB 168;ASME N-525, ISO 6208, MIL-DTL-24802
Alurinmorin Products: – INCONEL Filler Metal 52 – AWS A5.14 / ERNiCrFe-7;INCONEL Welding Electrode 152 – AWS A5.11 / ENiCrFe-7
Inconel ite 690 Kemikali Tiwqn
| Ipele | C | Mn | Mo | Co | Si | P | S | Ni | Cr | Fe | Al | Ti | Nb + Ta |
| Inconel 690 | 0.10 ti o pọju | 0.50 ti o pọju | 8.0 - 10.0 | o pọju | 0.50 ti o pọju | ti o pọju 0.015 | ti o pọju 0.015 | 58.0 iṣẹju | 20.0 - 23.0 | 5.0 ti o pọju | 0.40 ti o pọju | 0.40 ti o pọju | 3.15 – 4.15 |
OHUN-ini ẹrọ
| iwuwo | 8,19 g/cm3 |
| Ojuami Iyo | 1343-1377 °C (2450-2510 °F) |
| Agbara fifẹ | MPa - 66.80 |
| Agbara ikore (0.2% aiṣedeede) | MPa – 110 |
| Ilọsiwaju | 39% |
Inconel ite 690 deede Awọn ajohunše
| ITOJU | JIS | BS | WORKSTOFF NR. | UNS | AFNOR | EN | OR | GOST |
| Inconel 690 | NCF 690 | NÁÀ 21 | 2.4856 | N06690 | NC22DNB4M | NiCr22Mo9Nb | ЭИ602 | ХН75МБТЮ |
Alapapo ati Pickling
Gẹgẹbi awọn ohun elo nickel miiran, alloy 690 yẹ ki o wa ni mimọ ṣaaju ki o to gbona ati pe o yẹ ki o wa ni igbona ni afẹfẹ kekere-sulfur.Awọn agbegbe ileru fun alapapo ṣiṣi yẹ ki o tun dinku diẹ lati yago fun ifoyina ti ohun elo ti o pọ julọ.
INCONEL alloy 690 jẹ alloy-ojutu ti o lagbara ati pe ko ṣe lile nipasẹ itọju ooru.Awọn alloy ti wa ni deede lo ninu awọn annealed majemu.
Ṣiṣẹda
Iwọn iwọn otutu fun gbigbona ti o wuwo ti INCONEL alloy 690 jẹ 1900 si 2250°F (1040 si 1230°C).Ṣiṣẹda ina le ṣee ṣe ni awọn iwọn otutu si isalẹ 1600°F (870°C).
Microstructure
INCONEL alloy 690 jẹ ohun austenitic, alloy ojutu to lagbara pẹlu iwọn giga ti iduroṣinṣin irin.Awọn alloy ni o ni a kekere solubility fun erogba, ati awọn oniwe-microstructure deede ni awọn carbides.Carbide pataki ti o wa ninu alloy jẹ M23C6;opo ti alakoso yatọ pẹlu akoonu erogba ati ifihan igbona ti ohun elo naa.Awọn ipele miiran ti o wa ni deede jẹ titanium nitrides ati awọn carbonitrides.Ko si awọn ipele intermetallic embrittling gẹgẹbi ipele sigma ti a ti ṣe idanimọ ni alloy 690.
Akoko ifiweranṣẹ: Oṣu Kẹwa-22-2021