1.0570, DIN St52-3N, S355J2G3
BABBAN HALAYE
This daraja na karfeshine carbon manganese, high yawan amfanin ƙasa ba gami karfe. Ana kiran shi S355 saboda matsakaicin matsakaicin mafi ƙarancin yawan amfanin wannan kayan shine 355 Mpa. A matsayin ƙarfe na tsari, yana da kyakkyawan ƙarfi da weldability. Ana iya haɗa shi da sauri zuwa wani ƙarfe mai walƙiya. Don ƙarancin carbon ɗinsa, yana da kyawawan kaddarorin sanyi. Ana ba da S355J2G3 gabaɗaya a cikin yanayin daidaitacce.
Nadi ta Standards
Matt. A'a. | DAGA | IN | AISI |
1.0570 | St52-3N | - | - |
Haɗin sinadarai (a cikin nauyi%)
C | Kuma | Mn | Cr | Mo | A ciki | IN | IN | Wasu |
max. 0.22 | max. 0.55 | max. 1.60 | - | - | - | - | - | - |
Bayanin Ƙarfe Tsarin Ƙarfe marar allo. Aikace-aikace Ƙarfe na gama gari don taron welded, RYana da> 355 N/mm2 . Tabbatar da ƙarfi a 0O C. Ana iya amfani da shi don gine-gine masu tsauri da kuzari. Kaddarorin jiki (matsakaicin ƙimar) a yanayin zafin yanayi Modulus na elasticity [103x N/mm2]: Girman 210 [g/cm3]: 7.80 Soft Annealing Heat zuwa 650-700O C, sanyi a hankali. Hardening Harden daga zafin jiki na 860-890O C a biyo bayan mai ko ruwa. Tempering Daidaita zafin jiki: 860-890OC. Ƙirƙirar Zazzabi mai zafi: 1050-850OC. Machinability Machinability yana da kyau, wanda aka kiyasta a 90% na 1112 alloy da aka yi amfani da shi azaman 100% machining rated karfe.