420 saxan bir ahwaxaa iska leh birta aan birta lahayn ee martensitic, kaas oo leh iska caabin xidhid gaar ah iyo iska caabin daxalka, adkaanta sare, qiimuhuna wuu ka hooseeyaa sifooyinka kale ee birta ah.420 xaashida birta ah waxay ku habboon tahay dhammaan noocyada mashiinnada saxda ah, biraha, qalabka korantada, qalabka, qalabka, mitirka, baabuurta, qalabka guriga, iwm. biyaha iyo daxalka aashitada oksida.
Heerka fulinta ee Shiinaha 420 xaashida birta ah:
GB/T 3280-2015 "Stael-Stael Cold Rolled Steel Sheet and Strip"
GB.
GB/T 20878-2007 "Birta aan daahin iyo darajooyinka birta u adkaysta kulaylka iyo isku dhafka kiimikada"
420 saxan bir ah oo Shiinaha ah:
Fasalada cusub: 20Cr13, 30Cr13, 40Cr13.
Darajooyinkii hore: 2Cr13, 3Cr13, 4Cr13.
Astaamaha iyo isticmaalka Shiinaha 420 xaashida birta ah:
20Cr13 birta aan fiicnayn: adayg sare ee gobolka la demiyay, iska caabin daxalka wanaagsan.Wixii marawaxadaha uumiga ah.
30Cr13 bir aan kala go 'lahayn: Ka adag 20Cr13 ka dib deminta, loo isticmaalo sida qalab goynta, nozzles, kuraasta waalka, valves, iwm.
40Cr13 bir aan kala go 'lahayn: Ka adag 30Cr13 ka dib deminta, loo isticmaalo sida qalab goynta, nozzles, kuraasta valve, valves, iwm.
Waqtiga boostada: Jul-31-2023