Invention Grant
- Patent Title: Cylindrical member made of flake graphite cast iron
-
Application No.: US15521554Application Date: 2016-09-05
-
Publication No.: US10428407B2Publication Date: 2019-10-01
- Inventor: Koichi Hatakeyama , Akira Sayama , Akira Sato
- Applicant: TPR CO., LTD. , TPR INDUSTRY CO., LTD.
- Applicant Address: JP Tokyo JP Sagae-shi, Yamagata
- Assignee: TPR CO., LTD.,TPR INDUSTRY CO., LTD.
- Current Assignee: TPR CO., LTD.,TPR INDUSTRY CO., LTD.
- Current Assignee Address: JP Tokyo JP Sagae-shi, Yamagata
- Agency: Merchant & Gould P.C.
- International Application: PCT/JP2016/075980 WO 20160905
- International Announcement: WO2018/042654 WO 20180308
- Main IPC: C22C37/08
- IPC: C22C37/08 ; C22C37/10 ; C22C37/00 ; F02F1/00 ; F16J10/00 ; F16D65/10 ; F16D65/08

Abstract:
Provided is a cylindrical member made of flake graphite cast iron that has practical processability as well as excellent mechanical strength and further is excellent in abrasion resistance and seizing resistance. Specifically, provided is a cylindrical member made of flake graphite cast iron, the flake graphite cast iron including a composition containing, in terms of mass %, 2.85% or more and 3.35% or less of C, 1.95% or more and 2.55% or less of Si, 0.45% or more and 0.8% or less of Mn, 0.03% or more and 0.25% or less of P, 0.15% or less of S, 0.15% or more and 0.55% or less of Cr, 0.15% or more and 0.65% or less of Mo, 0.15% or more and 0.65% or less of Ni, and the balance of Fe and inevitable impurities.
Public/Granted literature
- US20190093203A1 CYLINDRICAL MEMBER MADE OF FLAKE GRAPHITE CAST IRON Public/Granted day:2019-03-28
Information query