Bir Fidsan oo aan lahayn Bir 440C ah: Isku dheelitirka ugu Fiican ee u dhexeeya Iska caabinta Xidhmada iyo Iska caabinta Daxalka

Bir fidsan oo aan daxal lahayn oo 440C ahwaa badeeco bir ah oo tayo sare leh oo loo yaqaan isku-darka gaarka ah ee iska caabbinta xirashada iyo iska caabbinta daxalka. Waxay ka tirsan tahay qoyska birta aan miridhku lahayn ee martensitic waxaana si weyn loogu isticmaalaa warshado kala duwan si ay u hesho waxqabad heer sare ah.

Heerka 440C Bir aan Daxal Lahayn iyo Darajooyinka Birta U dhiganta

Waddan Mareykanka BS & DIN Jabaan
Heerka Caadiga ah ASTM A276 EN 10088 JIS G4303
Darajooyinka S44004/440C X105CrMo17/1.4125 SUS440C

Halabuurka Kiimikada Birta ASTM A276 440C iyo Waxyaabaha U Dhigan

Heerka Caadiga ah Fasal C Mn P S Si Cr Mo
ASTM A276 S44004/440C 0.95-1.20 ≦1.00 ≦0.04 ≦0.03 ≦1.00 16.0-18.0 ≦0.75
EN10088 X105CrMo17/1.4125 0.95-1.20 ≦1.00 ≦0.04 ≦0.03 ≦1.00 16.0-18.0 0.40-0.80
JIS G4303 SUS 440C 0.95-1.20 ≦1.00 ≦0.04 ≦0.03 ≦1.00 16.0-18.0 ≦0.75

Bir aan miridh lahayn oo 440C ahFarsamadaGuryaha

Heerkulka Kululaynta (°C) Xoogga Tijaabada (MPa) Xoog Wax-soo-saar 0.2% Caddeyn (MPa) Kordhinta (% gudaha 50mm) Adkaanta Rockwell (HRC) Saamaynta Charpy V (J)
La duubay* 758 448 14 269HB ugu badnaan# -
204 2030 1900 4 59 9
260 1960-kii 1830 4 57 9
306 1860 1740 4 56 9
371 1790 1660 4 56 9

Waa kuwan qaar ka mid ah qodobbada muhiimka ah ee lagu soo bandhigayo birta aan lahayn 440C ee fidsan:

1. Halabuurka: Birta aan miridhku lahayn ee 440C waxay ka kooban tahay chromium (16-18%), kaarboon (0.95-1.20%), iyo tiro yar oo walxo kale ah sida manganese, silicon, iyo molybdenum.

2. Iska caabinta Xidhmada: Birta fidsan ee 440C ee aan miridhku lahayn ayaa caan ku ah iska caabinta xirashada ee aadka u fiican, taasoo ka dhigaysa mid ku habboon codsiyada ku lug leh walxaha xoqidda, qalabka jarista, boolal, iyo qaybaha u adkaysta xirashada.

3. Iska caabbinta daxalka: Inkastoo ay tahay bir aan kaarboon lahayn oo aad u badan, 440C waxay muujisaa iska caabbin wanaagsan oo daxalka ah.

4. Adkaanta iyo Xoogga: Birta fidsan ee 440C ee aan miridhku lahayn waxay leedahay adkeysi aad u fiican iyo xoog sare, taasoo siinaysa cimri dherer iyo cimri dheer codsiyada adag.

440c-ss-fidsan-bar-300x240  440-Daahir-Fidsan-Baar--300x240  440c-ss-fidsan-bar-300x240


Waqtiga boostada: Luulyo-05-2023