公开(公告)号：US20150344997A1

公开(公告)日：2015-12-03

申请号：US14653486

申请日：2013-12-16

Applicant: SANDVIK INTELLECTUAL PROPERTY AB

Inventor： Johan LINDEN ,  Tomas ANTONSSON

IPC: C22C38/46 ,  C21D6/00 ,  C22C38/44 ,  E21B17/22 ,  C22C38/04 ,  C22C38/02 ,  C22C38/00 ,  C21D9/22 ,  C22C38/42

Abstract: A bainitic steel comprising, in weight % (wt %): C: 0.16-0.23, Si: 0.8-1.0, Mo: 0.67-0.9, Cr: 1.10-1.30, V: 0.18-0.4, Ni: 1.60-2.0, Mn: 0.65-0.9, P: ≦0.020, S: ≦0.02, Cu:

Abstract translation: 一种贝氏体钢，其以重量％（重量％）：C：0.16-0.23，Si：0.8-1.0，Mo：0.67-0.9，Cr：1.10-1.30，V：0.18-0.4，Ni：1.60-2.0，Mn ：0.65-0.9，P：＆NlE; 0.020，S：＆lt; NlE; 0.02，Cu：<0.20，N：0.005-0.012余量Fe和不可避免的杂质。

公开(公告)号：US20210002750A1

公开(公告)日：2021-01-07

申请号：US16969711

申请日：2019-02-14

Applicant: Sandvik Intellectual Property AB

Inventor： Tomas ANTONSSON ,  Lars NYLÖF

IPC: C22C38/58 ,  C22C38/42 ,  C22C38/44 ,  C22C38/02 ,  C22C38/06 ,  C22C38/00 ,  C21D9/46 ,  C21D9/52 ,  C21D9/08 ,  C21D8/02 ,  C21D8/06 ,  C21D8/10

Abstract: The present disclosure relates to a duplex stainless steel comprising in weight % (wt %): C less than 0.03; Si less than 0.60; Mn 0.40 to 2.00; P less than 0.04; S less than or equal to 0.01; Cr more than 30.00 to 33.00; Ni 6.00 to 10.00; Mo 1.30 to 2.90; N 0.15 to 0.28; Cu 0.60 to 2.20; Al less than 0.05; balance Fe and unavoidable impurities. The present disclosure also relates to a component or a construction material comprising the duplex stainless steel. Additionally, the present disclosure also relates to a process for manufacturing a component comprising said duplex stainless steel.

公开(公告)号：US20180105905A1

公开(公告)日：2018-04-19

申请号：US15839588

申请日：2017-12-12

Applicant: SANDVIK INTELLECTUAL PROPERTY AB

Inventor： Johan LINDEN ,  Tomas ANTONSSON

IPC: C22C38/46 ,  C21D9/00 ,  C22C38/42 ,  C21D9/22 ,  C22C38/02 ,  C21D6/00 ,  E21B17/22 ,  C21D1/20 ,  C22C38/00 ,  C22C38/04 ,  C22C38/44

Abstract: A bainitic steel comprising, in weight % (wt %) C: 0.16-0.23, Si: 0.8-1.0, Mo: 0.67-0.9, Cr: 1.10-1.30, V: 0.18-0.4, Ni: 1.60-2.0, Mn: 0.65-0.9, P: 50.020, S: 50.02, Cu:

公开(公告)号：US20180209024A1

公开(公告)日：2018-07-26

申请号：US15745077

申请日：2016-07-14

Applicant: SANDVIK INTELLECTUAL PROPERTY AB

Inventor： Anna WENNBERG ,  Tomas ANTONSSON ,  Lars NYLOF

IPC: C22C38/52 ,  C21D9/22 ,  C22C38/50 ,  C22C38/48 ,  C22C38/46 ,  C22C38/44 ,  C22C38/42 ,  C22C38/06 ,  C22C38/04 ,  C22C38/02 ,  C22C38/00

Abstract: The present disclosure relates to a drill component having a martensitic stainless steel which has good corrosion resistance in combination with optimized and well-balanced mechanical properties, such as high hardness, resistance against wear and abrasion, high tensile strength and high impact toughness.

公开(公告)号：US20180209023A1

公开(公告)日：2018-07-26

申请号：US15745063

申请日：2016-06-14

Applicant: SANDVIK INTELLECTUAL PROPERTY AB

Inventor： Anna WENNBERG ,  Tomas ANTONSSON ,  Lars NYLOF

IPC: C22C38/52 ,  C22C38/50 ,  C22C38/48 ,  C22C38/46 ,  C22C38/44 ,  C22C38/42 ,  C22C38/06 ,  C22C38/02 ,  C22C38/04 ,  C22C38/00 ,  C21D9/52

Abstract: The present disclosure relates to a martensitic stainless steel suitable for rock drill steel rods. Furthermore, the present disclosure also relates to the use of the martensitic stainless steel and to products manufactured thereof, especially drill rods.