転がり疲れ試験方法 - Sanyo Special Steel Co., Ltd.

Title:

転がり疲れ試験方法

Document Type and Number:

Japanese Patent JP7293090

Kind Code:

B2

Abstract:

To provide a thrust test piece which allows for precisely checking harmfulness of inclusions.SOLUTION: A rolling contact fatigue test method provided herein involves performing a thrust-type rolling fatigue test by introducing hydrogen to a test piece including a steel matrix phase and a particle of a predetermined shape embedded at a given depth from a surface thereof.SELECTED DRAWING: Figure 1

More Like This:

WO/2022/071164	OIL FILM STATE DETECTION METHOD, STATE DETECTION DEVICE, AND PROGRAM
JP7014080	Information processing equipment, information processing methods and programs

Inventors:

Izumi Ishibashi
Takeshi Fujimatsu

Application Number:

JP2019206700A

Publication Date:

June 19, 2023

Filing Date:

November 15, 2019

Export Citation:

Click for automatic bibliography generation Help

Assignee:

Sanyo Special Steel Co., Ltd.

International Classes:

G01M13/04; F16C19/00; F16C33/58; G01N17/00

Domestic Patent References:

JP2006138376A
JP2015533939A

Foreign References:

US20140007657

Other References:

藤松威史、平岡和彦、山本厚之,“高炭素クロム軸受鋼の転がり疲れにおける内部欠陥からのき裂発生挙動”,鉄と鋼,日本,日本鉄鋼協会,2008年01月25日,Vol.94,No.1,pp.13-20,https://doi.org/10.2355/tetsutohagane.94.13

Attorney, Agent or Firm:

Katsufumi Mizuno
Kawakami Adult

Previous Patent: Automated analyzer and reagent storage

Next Patent: Rolling fatigue test method