INCONEL® alloy 690(UNS N06690/W. Nr. 2.4642) bụ chromium nickel alloy nwere nnukwu nguzogide na ọtụtụ mgbasa ozi mmiri na-emebi emebi na ikuku okpomọkụ.Na mgbakwunye na nguzogide corrosion ya, alloy 690 nwere ike dị elu, nkwụsi ike igwe dị mma, yana njirimara nrụpụta dị mma.
Inconel Alloy 690 Pipe & Tube na-enye nguzogide kachasị elu n'ọtụtụ mgbasa ozi na-emebi emebi dị ka chloride ion stress cracking yana na-enye ọrụ okpomọkụ dị elu ma na-akpata iguzogide oxidation.
Inconel Alloy 690 Pipe & Tube bụ austenite nickel-chromium dabeere superalloys akara ule tube, tubing, ọkpọkọ & tubular ngwaahịa mmanụ na gas, nuklia na ike, ike ọgbọ, Aerospace, Usoro Industries & Nnụcha, General Industrial, Chemical Usoro, Medical , Ịdị ọcha dị elu na arụmọrụ dị elu.Inconel Alloy 690 Pipe & Tube dị mma maka ọrụ na gburugburu ebe dị oke egwu na-agbanye nrụgide na okpomọkụ.
Nkọwapụta
Alloy 690 ka akpọrọ UNS N06690, W. Nr.2.4642 na ISO NW6690.
Mkpanaka, Ogwe, Waya na Azụ ahịa: ASTM B166;ASME SB 166, ASTM B 564;ASME SB 564, ASME Code Case N-525, ISO 9723, MIL-DTL-24801
Pipe na tube na-enweghị ntụpọ: ASTM B 163;ASME SB 163, ASTM B 167;ASME SB 167, ASTM B 829;ASME SB 829, ASME Code Cases 2083, N-20, N-525, ISO 6207, MIL- DTL-24803
Efere, Mpempe akwụkwọ, na warara: ASTM B168;ASME SB 168;ASME N-525, ISO 6208, MIL-DTL-24802
Ngwaahịa ịgbado ọkụ: - INCONEL Filler Metal 52 - AWS A5.14 / ERNiCrFe-7;INCONEL Welding Electrode 152 – AWS A5.11 / ENiCrFe-7
Inconel Grade 690 Chemical mejupụtara
| Ọkwa | C | Mn | Mo | Co | Si | P | S | Ni | Cr | Fe | Al | Ti | Nb + Ta |
| Inconel 690 | 0.10 kacha | 0.50 kacha | 8.0-10.0 | max | 0.50 kacha | 0.015 kacha | 0.015 kacha | 58.0 min | 20.0-23.0 | 5.0 kacha | 0.40 kacha | 0.40 kacha | 3.15 - 4.15 |
AKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKWỤKW ahụ
| Njupụta | 8.19g/cm3 |
| Ebe Na-agbaze | 1343-1377 Celsius (2450-2510 Celsius) |
| Ike ọdụdọ | MPa - 66.80 |
| Ike Mpụta (0.2% kwụsịrị) | MPa - 110 |
| Ogologo oge | 39% |
Inconel Ọkwa 690 Dakọtara
| Ọkọlọtọ | JIS | BS | Ọrụ NR. | UNS | AFNOR | EN | OR | GOST |
| Inconel 690 | NCF 690 | NA 21 | 2,4856 | N06690 | NC22DNB4M | NiCr22Mo9Nb | EK602 | ХН75МБТЮ |
kpo oku na pickling
Dị ka ihe ndị ọzọ nickel alloys, alloy 690 kwesịrị ịdị ọcha tupu ewee ya ọkụ ma kwesị ịdị ọkụ na ikuku sọlfọ dị ala.Igwe ọkụ maka ikpo ọkụ mepere emepe kwesịkwara ibelata ntakịrị iji gbochie oke oxidation nke ihe.
INCONEL alloy 690 bụ ihe ngwọta siri ike na ọgwụgwọ okpomọkụ anaghị esi ike.A na-ejikarị alloy eme ihe n'ọnọdụ annealed.
Ịmepụta
Okpomọkụ dị maka imepụta ọkụ dị arọ nke INCONEL alloy 690 bụ 1900 ruo 2250°F (1040 ruo 1230°C).Enwere ike ịmepụta ọkụ na okpomọkụ ruo 1600°F (870°C).
Microstructure
INCONEL alloy 690 bụ austenitic, ihe ngwọta siri ike nke nwere nnukwu nkwụsi ike nke ọla.Alloy nwere obere solubility maka carbon, na microstructure ya na-enwekarị carbide.Isi carbide dị na alloy bụ M23C6;ụbara nke oge a dịgasị iche iche na carbon ọdịnaya na thermal ikpughe nke ihe.Usoro ndị ọzọ na-adịkarị bụ titanium nitrides na carbonitrides.Ọnweghị usoro intermetallic na-eme mkpọtụ dị ka usoro sigma ka achọpụtara na alloy 690.
Oge nzipu: Ọktoba 22-2021