公开(公告)号：US20170369973A1

公开(公告)日：2017-12-28

申请号：US15540816

申请日：2015-12-28

Applicant: SANDVIK INTELLECTUAL PROPERTY AB

Inventor： Selassie DORVLO ,  Milena MECH ,  Henrik NORDENSTROM

IPC: C22C29/08 ,  C22C29/06

CPC classification number: C22C29/08 ,  C22C29/067

Abstract: A cemented carbide for fluid handling components or a seal ring has a composition in wt %; about 7-11 Ni; about 0.5-2.5 Cr3C2; and about 0.5-1 Mo; and a balance of WC, with an average WC grain size greater than or equal to 4 μm.

公开(公告)号：US20180002783A1

公开(公告)日：2018-01-04

申请号：US15540907

申请日：2015-12-28

Applicant: SANDVIK INTELLECTUAL PROPERTY AB

Inventor： Selassie DORVLO ,  Milena MECH ,  Henrik NORDENSTROM ,  Eugene KEOWN ,  Michael CARPENTER ,  Jane SMITH

IPC: C22C1/05 ,  C22C19/05 ,  C22C29/08 ,  C22C29/06 ,  B22F3/15

CPC classification number: C22C1/051 ,  B22F3/156 ,  B22F2999/00 ,  C22C19/055 ,  C22C29/02 ,  C22C29/067 ,  C22C29/08

Abstract: A cemented carbide for a flow component for controlling the pressure and flow of well products includes in wt %: about 7 to about 9 Co; about 5 to about 7 Ni; about 19 to about 24 Ti C; about 1.5 to about 2.5 Cr3C2; about 0.1 to about 0.3 Mo and balance of WC. A cemented carbide for fluid handling components and seal ring a comprises in wt %: about 1 to about 30 Ti C; about 12 to about 20 Co+Ni; about 0.5 to about 2.5 Cr; about 0.1 to about 0.3 Mo and balance of WC. A cemented carbide for fluid handling components and seal ring a comprises in wt %: about 15 to about 30 Ti C; about 5 to about 20 Ni; about 0.5 to about 2. Cr; about 0.5 to about 2.5 Mo and balance of WC.