SUS347 (347/S34700/0Cr18Ni11Nb) wani nau'i ne na karfe tare da austenitic bakin karfe tare da kyakkyawan juriya ga lalata kristal.
Yana da kyakkyawan juriya na lalata a cikin acid, alkali da ruwa mai gishiri, kuma yana da kyakkyawan juriya na iskar shaka da weldability a cikin iska ƙasa da 800 ° C. 347 bakin karfe yana da kyakkyawan yanayin zafi mai ƙarfi mai karyewa (Stress Rupture) aikin da babban zafin jiki mai juriya juriya na inji sun fi 304 bakin karfe. Ana amfani da shi sosai a cikin jirgin sama, samar da wutar lantarki, sunadarai, petrochemical, abinci, takarda da sauran fannoni.
●347H Sinadarin Sinadarin:
C: 0.04 ~ 0.10347C: ≤0.08)
Mn: ≤2.00
Ni: 9.00 ~ 13.00
ku: ≤1.00
P: ≤0.045
S: ≤0.030
Nb/Ta：≥8C~1.0 (347Nb/Ta: 10C)
Kr: 17.00 ~ 19.00
● Magani magani yanayin aikin kayan aiki:
Ƙarfin Haɓaka (N/mm2)≥206
Ƙarfin ƙarfi (N/mm2) ≥520
Tsawaitawa (%) ≥40
HB:≤187
Sharuɗɗan gama gari:
Astm 347 En1.4550 Bakin Karfe Bar
347 Bakin Karfe Bar
347 Black Bright Round Bakin Karfe Bar
347 Bakin Round Bar
S34700 Zagaye Bar
Astm 347 Hot Rolled Karfe Bar
Astm A276 347 Bakin Karfe Bar
347H Bakin Karfe Hexagon Bar
Lokacin aikawa: Jul-12-2018