440 / 440C kwallaye bakin karfe

Short Bayani:

Samfurin fasali. Na iya zama mai mai ko bushe marufi.

Yankunan aikace-aikacen:Ana amfani da kwallaye bakin karfe 440 galibi a masana'antar da ke da cikakkun buƙatu don daidaito, tauri, da rigakafin tsatsa, kamar saurin sauri da ƙananan karar ƙarfe da baƙin ƙarfe, Motors, sassan sararin samaniya, kayan aikin daidaito, sassan motoci, bawul, da sauransu ;


Bayanin Samfura

Alamar samfur

Sigogi

Bayanin samfura

Sunan Samfur:

440 bakin karfe ball / 440

Kayan abu:

440 / 440C

Girman:

0.3mm-80mm

Taurin:

HRC58-62

Matsayin Samarwa:

ISO3290 2001 GB / T308.1-2013 DIN5401-2002

Haɗin sunadarai na 440C kwallaye bakin karfe

C

0.95-1.20%

Cr

16.0-18.0%

Si

1.00% Max

Mn

1,0% Max.

P

0.040% Max

S

0.030% Mafi yawa

Mo

0.40-0.80%

Ni

0.60% Max

440Steelarfin kayan aikin ƙarfe mai ƙarfi tare da ɗan ƙaramin abun cikin carbon. Bayan maganin zafi mai kyau, za'a iya samun ƙarfin yawan amfanin ƙasa. Hardarfin zai iya kaiwa 58HRC, wanda yana cikin mawuran ƙarfe. Misalin aikace-aikacen da yafi kowa shine "reza wuka". Akwai samfuran da aka saba amfani dasu: 440A, 440B, 440C, da 440F (mai sauƙinau'in sarrafawa).

 

Ka'idar bakin karfe kwalliya:

  Bakin karfe kwallaye ba tsatsa-hujja ba, amma ba sauki tsatsa ba. Ka'idar ita ce cewa ta hanyar karin chromium, an samar da danshi mai tsananin chromium oxide a saman karfen, wanda zai iya toshe hanyar sake saduwa tsakanin karfe da iska, ta yadda oxygen din da ke cikin iska ba zai iya shiga karfen ba ball, game da shi hana Sakamakon karfe kwallaye rusting.

Ka'idodin Chinaasa na Sin (CNS), Ka'idodin Masana'antu na Japan (jis) da Cibiyar Tama da ƙarfe ta Amurka (AISI) suna amfani da lambobi uku don nuna baƙin ƙarfe daban-daban, waɗanda aka ambata a cikin masana'antar, wanda jerin 200 ya kasance chromium-nickel-manganese -based austenitic Bakin karfe, jerin 300 sune chromium-nickel austenitic bakin karfe, 400 jerin chromium bakin karfe (wanda akafi sani da iron), gami da martensite da ferrite.


  • Na Baya:
  • Na gaba:

  • Rubuta sakon ka anan ka turo mana