Hafnium carbide

Hafnium carbide (HfC), isi awọ nwere luster dara, mara na ọ nwere ebe mgbaze kachasị elu nke otu ngwakọta, ọ bụkwa ihe dị mma maka mkpuchi igwe na-agbaze igwe. Na nnukwu agbaze ebe, elu ike ike, elu okpomọkụ ike, ezi corrosion nguzogide na ala thermal conductivity, na okpomọkụ nke 1900 ~ 2300 ℃, hafnium carbide na ndị ọzọ carbide powders (dị ka ZrC, TaC, wdg)

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Nkọwa ngwaahịa

Hafnium carbide

Nkọwa

Hafnium carbide (HfC), isi awọ nwere luster dara, mara na ọ nwere ebe mgbaze kachasị elu nke otu ngwakọta, ọ bụkwa ihe dị mma maka mkpuchi igwe na-agbaze igwe. Na elu agbaze ebe, elu ike ike, elu okpomọkụ ike, ezi corrosion eguzogide na ala thermal conductivity, na okpomọkụ nke 1900 ~ 2300 ℃, hafnium carbide na ndị ọzọ carbide powders (dị ka ZrC, TaC, wdg) na-etolite a siri ike ngwọta, enwere ike iji ya dị ka ihe mgbakwunye maka alloy siri ike, nke a na-ejikarị eme ihe n'ọhịa nke ịkpụ ngwá ọrụ na ịkpụzi; Ọzọkwa ọ dabara maka ihe nke rọketi nozzles, nwere ike iji na imi cone nke rọketi, na-ejikarị na aerospace ubi; ma enwere ike iji ya na nozzle, akwa mkpuchi na-eguzogide okpomọkụ, arc ma ọ bụ electrolytic electrode; Enwere ike iji ya mee ihe maka igwe na-ahụ maka njikwa ngwa agha nuklia.

Ngwa

Roket nozzles, ihe mgbakwunye carbide na ndị ọzọ onetc

Njirimara anụ ahụ

Nọmba: 12069-85-1

arọ molekụla: 190.53

Ọdịdị kristal: cubic

Mgbasa ọkụ: 6.73x10-6/C

Usoro ihe omimi: HfC

Agba: isi awọ

Ebe mgbaze: 3890°C

Njupụta: 12.7g/cm3

Njirimara kemịkalụ

Ọkwa		FZrC-1
Isi ọdịnaya (%)	Hf	>92
	mkpokọta C	≥6.1
	C n'efu	≤0.50
Ọdịnaya adịghị ọcha (%) Max	Ca	0.01
	Fe	0.05
	N	0.05
	O	0.3
	Si	0.05
	Al	0.005
	Ti	0.005
	Na	0.005
F.S.S.S		2.0-4.0 μm
Enwere ike ịmepụta ihe pụrụ iche chọrọ nha na kemịkal

Ihe kpatara ịhọrọ anyị:

1. Ị nwere ike nweta ihe zuru oke dịka ihe ị chọrọ na ọ dịkarịa ala ọnụahịa.

2. Anyị na-enyekwa Reworks, FOB, CFR, CIF, na ọnụ ụzọ nnyefe ọnụ ụzọ. Anyị na-atụ aro ka ịme azụmahịa maka mbupu nke ga-adị oke ọnụ ahịa.

3. Ihe anyị na-enye bụ nkwenye kpamkpam, site na akwụkwọ nyocha nke akụrụngwa ruo na nkwupụta akụkụ ikpeazụ. (Akụkọ ga-egosi na achọrọ)

4. e kwere nkwa inye nzaghachi n'ime awa 24 (na-abụkarị n'otu elekere)

5. Ị nwere ike nweta ngwaahịa ọzọ, igwe ihe nnyefe na ibelata n'ichepụta oge.

6. Anyị raara onwe anyị nye ndị ahịa anyị kpamkpam. Ọ bụrụ na ọ gaghị ekwe omume imezu ihe ndị ị chọrọ mgbe ị nyochachara nhọrọ niile, anyị agaghị eduhie gị site n'ịkwe nkwa ụgha nke ga-eme ka ndị ahịa dị mma.

Nkwanye mma (gụnyere ma nke na-emebi emebi na nke anaghị emebi emebi)

1. Nleba anya akụkụ

2. Mechanical nyochaa dị ka tensile, elongation na mbenata nke ebe.

3. Mmetụta mmetụta

4. Nyocha nyocha nke kemịkalụ

5. Nnwale ike ike

6. Nnwale nchedo pitting

7. Nnwale penetrant

8. Nnwale corrosion intergranular

9. Nnwale siri ike

10. Metallography nnwale nnwale

Njem ụlọ ọrụ

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