20# Tuubo Bir ah
GB3087: tuubo bir ah oo aan tolnayn oo loogu talagalay kuleyliyaha cadaadiska hoose iyo kan dhexe
GB9948: Tuubo bir ah oo aan tolnayn oo loogu talagalay dildilaaca batroolka
GB6479Tuubooyinka birta ah ee aan kala go 'lahayn ee qalabka bacriminta cadaadiska sare leh
GB/T17396Tuubo bir ah oo kulul oo aan kala go 'lahayn oo loogu talagalay qalabka haydarooliga
20 # bir ahBirta kaarboonka tayo sare leh, birta qabowga laga soo saaro iyo birta adag. Birtu waxay leedahay xoog yar, adkaysi wanaagsan, balaastignimo iyo alxan. Waxay ka tirsan tahay birta kaarboonka tayo sare leh, birta qabowga laga soo saaro iyo birta adag. Birtu waxay leedahay xoog yar, adkaysi wanaagsan, balaastignimo iyo alxan. Guud ahaan waxaa loo isticmaalaa in lagu soo saaro tuubooyin aan kala go 'lahayn oo leh cadaadis hoose iyo shuruudo adkaysi sare.
| Fasal | Cabbirka Kala Duwan | ||||||||||||||
|
| OD | WT | |||||||||||||
| 20# | 21~1200 | 3~130 | |||||||||||||
| Fasal | Qeybta Kiimikada % | ||||||||||||||
|
| C | Si | Mn | Cr | Mo | V | Ti | B | Ni | Cu | Nb | N | W | P | S |
| 20# | 0.17- | 0.17- | 0.35- | ≤ | — | — | — | — | ≤ | ≤ | — | — | — | ≤ | ≤ |
| Fasal | Hantida Farsamada | ||||||||||||||
|
| Xoogga Laabista (MPa) | Xoogga Laabista (Mpa) | Kordhinta (L/T) | Saamaynta(J) Toosan/Dheeran | Adkaanta (NB) | ||||||||||
| 20# | 410- | ≥ | ≥20% | ≥40/27 | — | ||||||||||
1. Muddada keenista: Alaab badan ayaa hubisa in muddada gaarsiinta ugu yar ay tahay 5-7 maalmood.
2. Maareynta Kharashaadka: Kheyraadka gacanta ku jira iyo khibrad ballaaran oo ku saabsan maaraynta kharashaadka ayaa noo oggolaanaya inaan bixinno saldhigga isku-darka kheyraadka ugu habboon iyadoo lagu saleynayo baahiyaha macaamiisha.
3. Kheyraadka warshadda ugu sareysa: Waxay bixin kartaa dukumentiyo shahaado oo dhammaystiran iyo shahaadooyin aqooneed si loo caddeeyo tayo sare leh loona bixiyo taageero loogu talagalay qandaraaska.
4. Nidaamka QC ee adag: Kormeerka socodka oo dhan ee goobta, si buuxda u tijaabi oo u soo sheeg, kormeer dhinac saddexaad ah
5. Adeegga kadib: dhammaan alaabada waa la raadraaci karaa, Raadinta isha mas'uuliyadda



