Sharaxaadda Badeecada
Baarka Daawaha Magnesium-ka ee AZ31
Dulmar Guud oo ku saabsan Badeecada
Bar-ka birta magnesium ee AZ31, oo ah badeecad caan ah oo ka timid Tankii Alloy Material, waa ul bir ah oo bir ah oo bir ah oo tayo sare leh oo loo sameeyay isticmaalka qaab-dhismeedka fudud. Waxay ka kooban tahay magnesium (Mg) oo ah birta salka ah, iyadoo aluminium (Al) iyo zinc (Zn) ay yihiin walxaha muhiimka ah ee bir ah, waxay dheellitirtaa xoogga farsamada ee aadka u fiican, isku-dhafka wanaagsan, iyo cufnaanta aadka u hooseysa (kaliya ~ 1.78 g/cm³—qiyaastii 35% ka fudud aluminiumka). Isku-darkani wuxuu ka dhigayaa beddel ku habboon biraha culus ee warshadaha oo mudnaanta siinaya dhimista miisaanka, halka hababka sare ee fidinta iyo daaweynta kulaylka ee Huona ay hubiyaan tayada iyo saxnaanta cabbirka ee joogtada ah dhammaan dufcadaha.
Tilmaamaha Caadiga ah
- Darajada Daawaha: AZ31 (daawaha magnesium-taxanaha Mg-Al-Zn)
- Heerarka Caalamiga ah: Wuxuu u hoggaansamayaa ASTM B107/B107M, EN 1753, iyo GB/T 5153
- Foomka: Baar wareegsan (caadiga ah); astaamo gaar ah (labajibbaaran, lix geesood) ayaa la heli karaa
- Soo-saare: Tankii Alloy Material, oo shahaado haysta ISO 9001 si loo helo tayada hawada sare
Faa'iidooyinka Muhiimka ah (marka la barbar dhigo Aluminium/Birta Alloys)
Bar-ka birta magnesium-ka ee AZ31 wuxuu ka fiican yahay agabka qaab-dhismeedka dhaqameed ee xaaladaha fudud ee muhiimka ah:
- Miisaan aad u Fudud: Cufnaanta 1.78 g/cm³, taasoo suurtogalinaysa dhimista miisaanka 30-40% marka la barbar dhigo 6061 aluminium iyo 75% marka la barbar dhigo birta kaarboonka—oo ku habboon hufnaanta shidaalka ee baabuurta/hawada sare.
- Dheelitir Farsamo oo Wanaagsan: Xoogga jiidista ee 240-280 MPa iyo dheereynta 10-15% (heerkulka T4), taasoo dheelitiraysa xoogga iyo qaab-dhismeedka foorarsiga, farsamaynta, iyo alxanka.
- Saamiga Adkaanta-ilaa-Miisaanka Sare: Modulus gaar ah (E/ρ) oo ah ~45 GPa·cm³/g, oo ka sarreeya dahaarka aluminium badan si loo helo xasillooni qaab-dhismeed oo ku jira qaababka fudud.
- Iska caabbinta Daxalka: Dabiici ahaan waxay samaysaa lakab oksaydh oo ilaalin ah; daawaynta dusha sare ee ikhtiyaariga ah (beddelka chromate, anodizing) ee ka timaadda Huona waxay sii xoojinaysaa iska caabbinta qoyaanka iyo deegaannada warshadaha.
- Deegaanka u fiican: 100% dib loo warshadeyn karo iyadoo la isticmaalayo tamar yar inta lagu jiro wax soo saarka, iyadoo la waafajinayo yoolalka waara ee caalamiga ah.
Tilmaamaha Farsamada
| Sifada | Qiimaha (Caadi ahaan) |
| Halabuurka Kiimikada (wt%) | Mg: dheelitir; Al: 2.5-3.5%; Zn: 0.7-1.3%; Mn: 0.2-1.0%; Si: ≤0.08%; Fe: ≤0.005% |
| Kala duwanaanshaha Dhexroorka (Baarka Wareega) | 5mm - 200mm (dulqaad: h8/h9 codsiyada saxda ah) |
| Dhererka | 1000mm - 6000mm (dherer gaar ah ayaa la heli karaa) |
| Xulashooyinka Xasaasiyadda | F (sida loo sameeyay), T4 (daaweynta xalka), T6 (daaweynta xalka + da'da) |
| Xoogga Tijaabada | F: 220-250 MPa; T4: 240-260 MPa; T6: 260-280 MPa |
| Xoogga Wax Soo Saarka | F: 150-180 MPa; T4: 160-190 MPa; T6: 180-210 MPa |
| Kordhinta (25°C) | F: 8-12%; T4: 12-15%; T6: 8-10% |
| Adkaanta (HV) | F: 60-70; T4: 65-75; T6: 75-85 |
| Qaboojinta Kulaylka (25°C) | 156 W/(m·K) |
| Heerkulka Hawlgalka Kala Duwan | -50°C ilaa 120°C (isticmaalka joogtada ah) |
Qeexitaannada Badeecada
| Daawaha | Dabeecad | Halabuurka (boqolkiiba boqolkii) | Sifooyinka jilicsanaanta |
| Unug Madhan | Unug Madhan | Al | Zn | Mn | Zr | Xoogga wax soo saarka (MPa) | Xoogga jiidista, (MPa) | Kordhinta (boqolkiiba) |
| AZ31 | F | 3.0 | 1.0 | 0.20 | - | 165 | 245 | 12 |
| AZ61 | F | 6.5 | 1.0 | 0.15 | - | 165 | 280 | 14 |
| AZ80 | T5 | 8.0 | 0.6 | 0.30 | - | 275 | 380 | 7 |
| ZK60 | F | - | 5.5 | - | 0.45 | 240 | 325 | 13 |
| ZK60 | T5 | - | 5.5 | - | 0.45 | 268 | 330 | 12 |
| AM30 | F | 3.0 | - | 0.40 | - | 171 | 232 | 12 |
Codsiyada Caadiga ah
- Baabuurta: Qaybaha fudud (tiirarka isteerinka, kuraasta, guryaha gudbinta) si loo yareeyo miisaanka gaadhiga loona hagaajiyo hufnaanta shidaalka.
- Hawada Sare & Difaaca: Qaybaha dhismaha ee labaad (qaab-dhismeedka xamuulka, looxyada gudaha) iyo qaab-dhismeedka diyaaradaha aan duuliyaha lahayn, halkaas oo keydinta miisaanku ay kor u qaaddo awoodda culayska.
- Qalabka Elektarooniga ah ee Macaamiisha: Qalabka Laptop-ka/tablet-ka, tripod-yada kamaradaha, iyo guryaha qalabka korontada—isku dheelitirka la qaadi karo iyo cimri dhererka.
- Qalabka Caafimaadka: Qalabka qalliinka oo fudud iyo qaybaha gargaarka dhaqdhaqaaqa (qaababka kursiga curyaamiinta) si fudud loogu isticmaalo.
- Makiinadaha Warshadaha: Qaybaha qaab-dhismeedka fudud (rogayaasha gudbiyaha, gacmaha robot-ka) si loo yareeyo isticmaalka tamarta inta lagu jiro hawlgalka.
Tankii Alloy Material waxay hubineysaa xakamaynta tayada adag ee baararka magnesium-ka ee AZ31, iyadoo dufcad kasta ay mareyso falanqaynta halabuurka kiimikada, tijaabinta hantida farsamada, iyo kormeerka cabbirka. Muunado bilaash ah (dhererka 100mm-300mm) iyo warbixinnada tijaabada agabka (MTR) ayaa la heli karaa marka la codsado. Kooxdayada farsamada waxay sidoo kale bixisaa taageero gaar ah oo ku saabsan codsiga - oo ay ku jiraan tilmaamaha mashiinka iyo talooyinka ilaalinta daxalka - si ay uga caawiso macaamiisha inay kordhiyaan waxqabadka AZ31 ee mashaariicdooda.
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