Isha warshadda Astm A213 T22 Dhuumaha birta ah ee aan xujada lahayn
Waxaan ku tiirsanahay xoog farsamo oo adag waxaanan si joogto ah u abuurnaa tignoolajiyada casriga ah si aan u daboolno baahida Isha Warshada Astm A213 T22 Dhuumaha Birta Astm. suuq caalami ah oo sii kordheysa.
Waxaan ku tiirsannahay xoog farsamo oo adag waxaanan si joogto ah u abuurnaa tignoolajiyada casriga ah si aan u daboolno baahidaAlloy, A213 T22, Dhuumaha birta ah ee aan xumi lahayn, Waxaan aaminsanahay tayada iyo qanacsanaanta macaamiisha ay gaareen koox ka kooban shaqsiyaad aad u heellan. Kooxda shirkadeena oo adeegsata tignoolajiyada casriga ah waxay soo bandhigaan alaabo tayo leh oo tayo leh oo si heer sare ah loo jecel yahay oo ay uga mahadcelinayaan macaamiisheena adduunka oo dhan.
Dulmar
Codsiga
Inta badan waxaa loo isticmaalaa in lagu sameeyo tuubo bir ah oo tayo sare leh oo loogu talagalay tuubada kululeeyaha cadaadiska sare, tuubada kulaylka iyo tuubada kulaylka super
Fasalka ugu weyn
Fasalka birta Alloy tayo sare leh: T2,T12,T11,T22,T91,T92 iwm.
Qayb Kiimiko ah
Heerka Birta | Halabuurka Kiimikada% | ||||||||||
C | Si | Mn | P, S Max | Cr | Mo | Ni Max | V | Al Max | W | B | |
T2 | 0.10-0.20 | 0.10-0.30 | 0.30-0.61 | 0.025 | 0.50-0.81 | 0.44 ~ 0.65 | - | - | - | - | - |
T11 | 0.05-0.15 | 0.50 ~ 1.00 | 0.30-0.60 | 0.025 | 1.00 ~ 1.50 | 0.44 ~ 0.65 | - | - | - | - | - |
T12 | 0.05-0.15 | ugu badnaan 0.5 | 0.30-0.61 | 0.025 | 0.80 ~ 1.25 | 0.44 ~ 0.65 | - | - | - | - | - |
T22 | 0.05-0.15 | ugu badnaan 0.5 | 0.30-0.60 | 0.025 | 1.90 ~ 2.60 | 0.87 ~ 1.13 | - | - | - | - | - |
T91 | 0.07-0.14 | 0.20-0.50 | 0.30-0.60 | 0.02 | 8.0-9.5 | 0.85 ~ 1.05 | 0.4 | 0.18-0.25 | 0.015 | - | - |
T92 | 0.07-0.13 | ugu badnaan 0.5 | 0.30-0.60 | 0.02 | 8.5-9.5 | 0.30-0.60 | 0.4 | 0.15-0.25 | 0.015 | 1.50 ~ 2.00 | 0.001-0.006 |
Wixii T91 ee aan ka ahayn kor waxa kale oo ka mid ah Nickel 0.4, Va 0.18-0.25, Ni 0.06-0.10, Ni 0.03-0.07, Al 0.02, Ti 0.01, Zr 0.01. Ugu badnaan, ilaa inta u dhaxaysa ama ugu yar aan la tilmaamin. Meesha ellipses (...) ay ka muuqdaan shaxdan, ma jiraan wax shuruud ah, falanqaynta curiyahana looma baahna in la go'aamiyo ama la sheego. B Waa la ogol yahay in la dalbado T2 iyo T12 oo leh maaddo baaruud ah oo ah 0.045 max. Haddii kale, beddelka saamigan ugu yar, maaddadu waa inay lahaataa ugu yaraan engegnaanta 275 HV xaalad adag, oo lagu qeexay ka dib marka la hagaajiyo oo lagu qaboojiyo heerkulka qolka laakiin ka hor heerkulka. Tijaabada adkaanta waa in lagu sameeyaa dhumucda badhanka alaabta. Inta jeer ee tijaabada adagi waa in ay ahaataa laba muunado oo badeecad ah halkii daawaynta kulaylkiiba natiijada baadhista adkaantana waa in lagu soo warbixiyaa warbixinta tijaabada alaabta.
Hantida Makaanikada
Heerka Birta | Guryaha Makaanikada | |||
T. S | Y.P | Dheeraynta | Adag | |
T2 | ≥ 415MPa | ≥ 205MPa | ≥ 30% | 163HBW (85HRB) |
T11 | ≥ 415MPa | ≥ 205MPa | ≥ 30% | 163HBW (85HRB) |
T12 | ≥ 415MPa | ≥ 220MPa | ≥ 30% | 163HBW (85HRB) |
T22 | ≥ 415MPa | ≥ 205MPa | ≥ 30% | 163HBW (85HRB) |
T91 | ≥ 585MPa | ≥ 415MPa | ≥ 20% | 250HBW (25HRB) |
T92 | ≥ 620MPa | ≥ 440MPa | ≥ 20% | 250HBW (25HRB) |
Shuruudaha Imtixaanka
Marka lagu daro hubinta isku dhafka kiimikada iyo sifooyinka farsamada, tijaabooyinka hydrostatic ayaa la sameeyaa mid mid, waxaana la sameeyaa tijaabooyinka fidinta iyo fidinta. . Intaa waxaa dheer, waxaa jira shuruudo gaar ah oo loogu talagalay qaab-dhismeedka yaryar, cabbirka hadhuudhka, iyo lakabka decarburization ee tuubada birta ee dhammaatay.
Awood-siinta
Awooda Sahayda: 2000 Ton bishiiba Fasalka ASTM SA213 Alloy Steel Pipe
Baakadaha
Xirmooyinka iyo Sanduuqa Alwaaxda ee Xoogan
gaarsiin
7-14 maalmood haddii kaydka, 30-45 maalmood si loo soo saaro
Lacag bixinta
30% depsoit, 70% L/C ama nuqul B/L ama 100% L/C marka la eego