1. Isi ọnọdụ: Ihe dị iche iche dị n'etiti YG na YN
(A) Nhazi nke Nomenclature kpughere
- Usoro YG (WC-Co Carbides): Ewuru na tungsten carbide (WC) dị ka usoro siri ike na cobalt (Co) dị ka ihe nkedo (dịka, YG8 nwere 8% Co), emebere makaike na-eri-irè.
- Usoro YN (Carbides dabere na TiC)Ụdị abụọ dị: TiC dị ọcha (dịka YN10 nwere Ni-Mo binder) ma ọ bụ WC-TiC composite (dịka, YN6 na Co-Ni binder), kachasị makaelu ike, okpomọkụ na-eguzogide, na pụrụ iche gburugburu ebe obibi ngwa.
(B) Ikpe ndapụta mbụ ngwa
- YG na-eme nke ọma n'ihe ndị dị nro yana ihe ndapụta: Ọ dị mma maka ígwè nkedo, ọla ndị na-adịghị ferrous (aluminom, ọla kọpa), na ngwa ndị chọrọ nguzogide mmetụta dị ka mkpọ ala na stamping nwụrụ.
- YN ọkachamara na ihe siri ike na gburugburu ebe dị oke egwu: Zuru okè maka imecha carbon ígwè / emenyụ ígwè, okpomọkụ dị elu gburugburu gburugburu (chemical, aerospace), na-abụghị magnetik electronic components.
2. Ntụle dị omimi: Site na mejupụtara na arụmọrụ ruo ngwa
(A) Ihe mejupụtara: Usoro kemịkalụ nke njikọ na usoro siri ike
1. YG Series: Onye mmeri nke siri ike nke Sistemụ WC-Co dị ọcha
- Isi usoro: 85% -94% WC, 6% -15% Co (dịka, YG15 nwere 15% Co), enweghị titanium (Ti), njupụta 13.9-14.8g/cm³ (alu alloy).
- Uru Microstructural: Ductility nke Co na-enye ike mgbanwe dị mma (YG8 ruru 2300MPa). Ogo nke ọka dị mma (dịka, YG3X) na-eme ka ike sie ike ruo 92HRA site n'ịnụcha ọka WC, na-edozi nguzogide iyi na nkwụchi.
2. YN Series: Mmepe arụmọrụ nke Alloys dabere na TiC
- Alloys dabere TiC (dịka YN10): N'ime 90% TiC, 10% Ni-Mo ihe nkedo, njupụta naanị 5.5-6.0g/cm³, ike ike 92-95HRA, na-ejigide ọnwụ ike na 1200 ℃ na pụtara ìhè iguzogide crater eyi.
- Ngwakọta WC-TiC (dịka, YN6): 92% WC na-achị, 2% Ni + 6% Co gbakwunyere, na-ejikọta ike YG (ike flexural 1800MPa) na nguzogide corrosion nke YN maka ihe atụ nke ọkara-load acid / alkali.
(B) Ọdịiche Arụmọrụ: Mgbanwe dị mkpa maka ịrụpụta arụmọrụ yana ndụ ngwaọrụ
1. Isi ike na Nguzogide iyi: YN na-edobe akara nrịbama maka nrụpụta nkenke
- YG ike: 89-91HRA (YG3X ezi-ọka ruru 92HRA), adabara elu eyi na ike nkedo ígwè machining.
- YN siri ike dabere na TiC: 91-95HRA, ịgbatị ndụ ngwaọrụ 3-5 ugboro ma e jiri ya tụnyere YG mgbe ị na-eji ígwè emenyụ emenyụ (60HRC). Ọnụọgụ esemokwu dị ala (0.3 vs YG's 0.5) na-ebelata mmebi ọkụ workpiece.
2. Isi ike na Nguzogide Mmetụta: YG na-eduga na igbubi oge
- YG's cobalt na-enye mmetụta siri ike nke 4-8J/cm² (YG20C na 6J/cm²), na-ebelata ihe ize ndụ chipping site na 40% na mbepụ oge na-adịte aka (dịka ọmụmaatụ, igwe igwe nkedo ma ọ bụ oghere ndị a kpụrụ akpụ).
- YN dị ọcha TiC dabere na ike siri ike dị ala (1500MPa ike mgbanwe), mana YN15 mejupụtara na-abawanye ike mgbanwe na 2000MPa site na ịgbakwunye WC na Co, na-egbo mkpa mgbochi ịma jijiji maka ịcha ọkụ na-aga n'ihu.
3. Okpomọkụ Nguzogide na Chemical Stability: YN Pioneers High-Temperature Machining
- YG siri ike na-acha uhie uhie: 600-800 ℃, ebe Co na-ejikọta ngwa ngwa na ọla ferrous, na-eme ka ọnụ ahịa rụọ ọrụ.
- YN dị ọcha TiC dabeere na 1000-1300 ℃, yana Ni-Mo binder na-eguzogide oxidation. Mkpakọrịta dị ala nke TiC maka igwe na-eme ka arụmọrụ mgbochi na-arụ ọrụ site na 60% na igwe igwe anaghị agba nchara, dabara adaba maka ịkpụ ọsọ ọsọ (ọsọ ọsọ ≥200m / min).
(C) Ihe ngosi ngwa: “Otutu nhọrọ” maka mkpa nrụpụta nke ọma
1. YG Series: Nhọrọ dị ọnụ ahịa maka ọla ndị na-abụghị ndị na-emepụta ihe na ndị na-arụ ọrụ n'ozuzu.
- Igwe igwe nkedo: YG6/YG8 maka ntụgharị siri ike nke nkedo isi awọ (nri> 0.3mm/r); YG15 maka nkwụsịtụ igwe igwe ductile, na-eme ka nguzogide mmetụta site na 30%.
- Imepụta ebu: High-Co akara ule dị ka YG20C (20% Co) maka oyi isi anwụ anwụ, na-eguzogide> 2000MPa mkpakọ nrụgide na-adịgide adịgide 5x ogologo HSS ebu.
- Ngwuputa ala ala: YG11C na-egwupụta ezé na-ebelata mmebi mmetụta nkume site na 25% na mmịpụta shale gas, na-eme ka nrụpụta ọrụ dị mma site na 15%.
2. YN Series: Onye ndu arụmọrụ maka imecha ígwè na gburugburu pụrụ iche
- Nrụpụta nke ọma nke igwe anaghị agba nchara: YN10 mbịne ngwaọrụ rụchaa 58HRC agba ígwè na 150m / min, ọbọ n'elu roughness Ra0.4μm, na-eru nso egweri nkenke.
- Akụkụ na-eguzogide corrosion na ụlọ ọrụ kemịkalụ: YN6 akara mgbanaka na-egosi ọnụ ọgụgụ corrosion nke naanị 0.05mm / afọ na 10% hydrochloric acid, na-adịru 3x ogologo karịa akara YG.
- Ngwa eletrọnịkị na-abụghị magnetik: YN15 na-abụghị magnetik alloy (permeability <1.0001) maka akụkụ akụrụngwa MRI, na-ezere nnyonye anya magnetik na njehie ziri ezi <0.001mm.
3. Ntuziaka nhọrọ: 4 nzọụkwụ na kacha mma ihe
(A) Nzọụkwụ 1: Kọwaa Njirimara ihe eji arụ ọrụ
- Nkedo ígwè/aluminom/ọla kọpa/na-abụghị ọla→ Wepụta YG ụzọ (YG8 maka ọnụ ahịa ọnụ ahịa, mkpụrụ ọka YG6X maka imecha).
- Carbon ígwè / alloy ígwè / emenyụ ígwè / igwe anaghị agba nchara→ Wepụta YN ụzọ (YN10 dabere na TiC dị ọcha maka imecha ọsọ dị elu, YN6 mejupụtara maka ojiji ọkara-ibu n'ozuzu).
(B) Nzọụkwụ 2: Nyochaa Ọnọdụ ịkpụ
- Ịkpụcha/nrụ ọrụ dị arọ na-adịte aka: YG usoro (YG15's 2250MPa ike mgbanwe na-enye 40% elu mmetụta nguzogide karịa YN).
- Na-aga n'ihu na-emecha/egbutu ngwa ngwa dị elu: YN usoro (YN10 si okpomọkụ na-eguzogide elu 50%, ọnwụ ọsọ ruru 250m / min).
(C) Nzọụkwụ 3: Tụlee ihe chọrọ gburugburu ebe obibi
- Okpomọkụ dị elu/na-emebi emebi/na-abụghị ihe ndọta: YN usoro (YN15 eguzogide 600 ℃ + acids / alkalis; YN6 na-ezute na-abụghị magnetik mkpa maka ngwá electronic).
- Gburugburu ebe obibi/dị ọnụ ala: YG usoro (20% -30% ọnụ ala karịa YN, ezigbo maka nnukwu ịzụrụ).
D
| Ọnọdụ ngwa | Akwadoro ọkwa | Isi Uru | Ntụnyere arụmọrụ igwe |
|---|---|---|---|
| Ntụgharị Iron siri ike | YG8 | Nguzogide mmetụta + na-eyi nguzogide, ọnụ ala dị ala | Ndụ ngwaọrụ> 8h na nri 0.5mm / r |
| Mechaa Ntugharị nke igwe anaghị agba nchara | YN10 | Elu ike ike + okpomọkụ na-eguzogide, Ra0.8μm elu imecha | Nkwụsi ike nke ọma na 200m / min |
| Oche valvụ Chemical na-eguzogide corrosion | YN6 | Acid / alkali eguzogide + ọkara siri ike | Ndụ ọrụ> afọ 2 na gburugburu ebe na-emebi emebi |
| Isi oyi dị elu na-anwụ | YG20C | High-Co siri ike, mgbochi chipping | > 100,000 okirikiri stamping |
4. Mmechi: Họrọ Carbide Cemented Kwesịrị Ekwesị iji bulie arụmọrụ nrụpụta
YG na YN abụghị nhọrọ ndị na-emegide ma "ngwaọrụ ziri ezi" maka ọnọdụ igwe dị iche iche: YG na-ekpuchi machining izugbe na ọnụ ahịa na ike siri ike, ebe YN na-agbaji n'ime ihe ndị siri ike na gburugburu ebe dị elu na-arụ ọrụ dị elu. Ma ọ bụ mmepụta kwụsiri ike maka igwe igwe nkedo, nchụso ziri ezi maka imecha nchara agbanyụọ, ma ọ bụ ogologo oge na-adịte aka na gburugburu ebe ndị na-emebi emebi, na-eme ka mkpa doo anya yana mgbagha mejupụtara-arụmọrụ-ngwa ngwa na-abawanye uru nke simenti carbides.
Kpọtụrụ anyị ugbu aIji nweta ihe ngwọta nhọrọ ihe ọkachamara ma hapụ YG / YN cemented carbides ka ọ bụrụ ike ịnya ụgbọ ala gị maka imeziwanye arụmọrụ igwe!
Oge nzipu: Jun-12-2025
