20 # bir bir ah
GBT3087: Tuubbada birta ah ee saliida leh ee kululeedka cadaadiska hooseeya iyo kuwa dhexdhexaadka ah
GB9948: Baloogyada birta ee aan kala go 'lahayn ee batroolka batroolka
GB6479: Tuubbada birta aan kala go 'lahayn ee loogu talagalay qalabka bacriminta cadaadiska sareeya
GB / T17396: Kulul oo tuubbooyin bir ah oo la duubay
20 # birwaxaa iska leh tayo-yaarboon kaarboon-ka-sarreeya, bir qabow oo qallalan oo adag. Birta waxay leedahay xoog hooseeya, adag, caag iyo dhalaannimo iyo deganaansho. Waxay ka tirsan tahay tayo-yaarboon kaarboon-ka-tayo yar yar oo bir ah, bir qabow oo qabow oo adag. Birta waxay leedahay xoog hooseeya, adag, caag iyo dhalaannimo iyo deganaansho. Waxaa guud ahaan loo isticmaalaa in lagu soo saaro tuubooyin aan kala go 'lahayn oo leh walwal hoose iyo shuruudo adag.
| Heer u qaybin | Xajmiga xajmiga | ||||||||||||||
|
| OD | WT | |||||||||||||
| 20 # | 21 ~ 1200 | 3 ~ 130 | |||||||||||||
| Heer u qaybin | Qeybta kiimikada% | ||||||||||||||
|
| C | Si | Mn | Cr | Mo | V | Ti | B | Ni | Cu | Nb | N | W | P | S |
| 20 # | 0.17- | 0.17- | 0.35- | ≤ | - | - | - | - | ≤ | ≤ | - | - | - | ≤ | ≤ |
| Heer u qaybin | Hantida farsamada | ||||||||||||||
|
| Xoog TSenlisle (MPA) | Xoog TSenlisle (MPA) | Excotion (L / T) | Saamaynta (J) Toosan / siman | Adag (nb) | ||||||||||
| 20 # | 410- | -≥ | ≥20% | ≥40 / 27 | - | ||||||||||
1. Muddada gaarsiinta: alaabada weyn waxay hubisaa waqtiga ugu yar ee gaarsiinta, inta badan 5-7 maalmood.
2. Maareynta Qiimaha: Kheyraadka gacanta ku jira oo khibrad weyn u leh maaraynta kharashka ayaa na ogeysiin kara saldhigga isku darka kheyraadka ee kugu habboon baahiyaha macaamiisha
3. Kheyraadka ugu sarreeya ee Mill
4. Nidaamka adag ee Qc: Baadhitaanka oo dhan, Imtixaan si buuxda iyo warbixin, kormeer saddexaad
5. Adeegga ka dib: dhammaan badeecadaha la soo bandhigo, raadinta isha waajibaadka
