Processing

Please wait...

Settings

Settings

Goto Application

1. CN113166833 - 耐冲击磨损零件及其制造方法

Office
China
Application Number 201980080244.6
Application Date 26.12.2019
Publication Number 113166833
Publication Date 23.07.2021
Publication Kind A
IPC
C21D 9/00
CCHEMISTRY; METALLURGY
21METALLURGY OF IRON
DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS
9Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
C22C 38/00
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
C22C 38/54
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
18containing chromium
40with nickel
54with boron
CPC
C22C 38/02
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
02containing silicon
C22C 38/04
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
04containing manganese
C22C 38/44
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
18containing chromium
40with nickel
44with molybdenum or tungsten
C22C 38/46
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
18containing chromium
40with nickel
46with vanadium
C22C 38/48
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
18containing chromium
40with nickel
48with niobium or tantalum
C22C 38/50
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
18containing chromium
40with nickel
50with titanium or zirconium
Applicants 株式会社小松制作所
日本制铁株式会社
Inventors 聒田英治
北村浩二
前田和生
小林直己
野田隆司
波多野守
天田贵文
根石豊
宫西庆
西岛良二
泷口大介
Agents 北京市柳沈律师事务所 11105
Priority Data 2018243881 27.12.2018 JP
Title
(ZH) 耐冲击磨损零件及其制造方法
Abstract
(ZH)
作为耐冲击磨损零件的松土器柄部(10)由硬度53HRC以上且57HRC以下的特定的成分组成的钢构成。该钢包含:母相,其包含马氏体相和残余奥氏体相;第一非金属粒,其分散于母相中,且包含从由MnS、TiCN及NbCN构成的组中选择的至少一种;该钢不包含M23C6碳化物。

Related patent documents