JP2007084858A5 - Iron-based high hardness shot material and method for producing the same - Google Patents

Iron-based high hardness shot material and method for producing the same Download PDF

Info

Publication number
JP2007084858A5
JP2007084858A5 JP2005272576A JP2005272576A JP2007084858A5 JP 2007084858 A5 JP2007084858 A5 JP 2007084858A5 JP 2005272576 A JP2005272576 A JP 2005272576A JP 2005272576 A JP2005272576 A JP 2005272576A JP 2007084858 A5 JP2007084858 A5 JP 2007084858A5
Authority
JP
Japan
Prior art keywords
iron
shot material
based high
hardness shot
high hardness
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2005272576A
Other languages
Japanese (ja)
Other versions
JP4397872B2 (en
JP2007084858A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2005272576A priority Critical patent/JP4397872B2/en
Priority claimed from JP2005272576A external-priority patent/JP4397872B2/en
Publication of JP2007084858A publication Critical patent/JP2007084858A/en
Publication of JP2007084858A5 publication Critical patent/JP2007084858A5/en
Application granted granted Critical
Publication of JP4397872B2 publication Critical patent/JP4397872B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Description

本発明は、高硬度、高靱性で安価な鉄基高硬度ショット材およびその製造方法に関するものである。 The present invention relates to a high hardness, high toughness and inexpensive iron-based high hardness shot material and a method for producing the same.

その発明の要旨とするところは、
（１）面積率で５０〜９０％のＦｅ2 Ｂ系鉄基硼化物と１０〜５０％のｂｃｃおよび／またはｆｃｃの鉄基固溶体よりなる、Ｂ：５〜８質量％を含むことを特徴とする鉄基高硬度ショット材。
（２）Ｆｅ2 Ｂ系鉄基硼化物をｂｃｃおよび／またはｆｃｃの鉄基固溶体が取り囲んだミクロ組織、またはＦｅ2 Ｂ系鉄基硼化物をｂｃｃおよび／またはｆｃｃの鉄基固溶体とＦｅ2 Ｂ系鉄基硼化物の共晶物が取り囲んだミクロ組織を有することを特徴とする前記（１）に記載の鉄基高硬度ショット材。
（３）Ｃｒ：２５質量％以下を含むことを特徴とする前記（１）または（２）に記載の鉄基高硬度ショット材。
（４）アトマイズ法または急冷リボン粉砕法により製造したことを特徴とする前記（１）〜（３）のいずれか１項に記載の鉄基高硬度ショット材の製造方法にある。 The gist of the invention is that
Consisting iron solid solution of 50-90% of Fe 2 B-type iron-based boride and 10-50% of bcc and / or fcc (1) surface factor, B: characterized in that it comprises 5-8 wt% Iron-based high hardness shot material.
(2) Fe 2 B-type iron-based boride the bcc and / or microstructure surrounds the iron-based solid solution of the fcc, or iron-based solid solution of Fe 2 B-type iron-based boride the bcc and / or fcc and Fe 2 B The iron-based high-hardness shot material as described in (1) above, which has a microstructure surrounded by a eutectic of an iron-based boride.
(3) The iron-based high hardness shot material according to (1) or (2), wherein Cr: 25% by mass or less is included .
(4) The iron-based high-hardness shot material manufacturing method according to any one of (1) to (3), wherein the iron-based high hardness shot material is manufactured by an atomizing method or a quenching ribbon pulverization method.

Claims (4)

面積率で５０〜９０％のＦｅ2 Ｂ系鉄基硼化物と１０〜５０％のｂｃｃおよび／またはｆｃｃの鉄基固溶体よりなる、Ｂ：５〜８質量％を含むことを特徴とする鉄基高硬度ショット材。 In terms factor consisting iron solid solution of 50-90% of Fe 2 B-type iron-based boride and 10-50% of bcc and / or fcc, B: iron, characterized in that it comprises 5-8 wt% High hardness shot material. Ｆｅ2 Ｂ系鉄基硼化物をｂｃｃおよび／またはｆｃｃの鉄基固溶体が取り囲んだミクロ組織、またはＦｅ2 Ｂ系鉄基硼化物をｂｃｃおよび／またはｆｃｃの鉄基固溶体とＦｅ2 Ｂ系鉄基硼化物の共晶物が取り囲んだミクロ組織を有することを特徴とする請求項１に記載の鉄基高硬度ショット材。 Fe 2 B-type iron-based boride the bcc and / or microstructure surrounds the iron-based solid solution of the fcc, or Fe 2 B-type iron-based boride the bcc and / or iron-based solid solution of the fcc and Fe 2 B Keitetsumoto 2. The iron-based high-hardness shot material according to claim 1, wherein the iron-based high hardness shot material has a microstructure surrounded by a boride eutectic. Ｃｒ：２５質量％以下を含むことを特徴とする請求項１または２に記載の鉄基高硬度ショット材。 The iron-based high-hardness shot material according to claim 1 or 2, characterized by containing Cr: 25% by mass or less. アトマイズ法または急冷リボン粉砕法により製造したことを特徴とする請求項１〜３のいずれか１項に記載の鉄基高硬度ショット材の製造方法。The iron-based high-hardness shot material manufacturing method according to any one of claims 1 to 3, wherein the iron-based high-hardness shot material is manufactured by an atomizing method or a quenching ribbon pulverization method.
JP2005272576A 2005-09-20 2005-09-20 Iron-based high hardness shot material and method for producing the same Active JP4397872B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005272576A JP4397872B2 (en) 2005-09-20 2005-09-20 Iron-based high hardness shot material and method for producing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005272576A JP4397872B2 (en) 2005-09-20 2005-09-20 Iron-based high hardness shot material and method for producing the same

Publications (3)

Publication Number Publication Date
JP2007084858A JP2007084858A (en) 2007-04-05
JP2007084858A5 true JP2007084858A5 (en) 2007-05-24
JP4397872B2 JP4397872B2 (en) 2010-01-13

Family

ID=37972142

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005272576A Active JP4397872B2 (en) 2005-09-20 2005-09-20 Iron-based high hardness shot material and method for producing the same

Country Status (1)

Country Link
JP (1) JP4397872B2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5490373B2 (en) * 2008-04-30 2014-05-14 山陽特殊製鋼株式会社 High hardness shot material
JP5749026B2 (en) * 2010-04-09 2015-07-15 山陽特殊製鋼株式会社 High hardness projection material for shot peening
JP5485922B2 (en) * 2011-01-28 2014-05-07 日本精工株式会社 Rolling device
JP5766476B2 (en) 2011-03-24 2015-08-19 山陽特殊製鋼株式会社 Powder for shot peening projection material and shot peening method thereof
US20150231763A1 (en) * 2014-02-14 2015-08-20 The Nanosteel Company, Inc. Shot Material and Shot Peening Method
JP6151304B2 (en) 2015-05-26 2017-06-21 山陽特殊製鋼株式会社 Projection material for shot peening using hard powder with high productivity and corrosion resistance
JP7288294B2 (en) * 2018-09-25 2023-06-07 山陽特殊製鋼株式会社 Powder for magnetic parts

Similar Documents

Publication Publication Date Title
JP2007084858A5 (en) Iron-based high hardness shot material and method for producing the same
IL217669A (en) Methods of forming steel compositions and articles formed therefrom
JP2012207244A5 (en)
CA2687438A1 (en) Internal high hardness type pearlitic rail with excellent wear resistance, rolling contact fatigue resistance, and delayed fracture property and method for producing same
TW200741016A (en) Brake disks having high temper softening resistance
MX2007011944A (en) High tensile steel product excellent in delayed fracture resistance and method for production thereof.
CN104388814B (en) A kind of Graphene modified steel
EP1726675A3 (en) Base material for a clad steel and method for the production of clad steel from same
JP2012520942A5 (en)
ATE431437T1 (en) MARAGING STEEL ARTICLE AND ASSOCIATED MANUFACTURING METHOD
TW200730276A (en) Metallurgical powder composition
JP4397872B2 (en) Iron-based high hardness shot material and method for producing the same
JP2011094187A (en) Method for producing high strength iron based sintered compact
UA94436C2 (en) Metallurgical composition for making compacted parts and method for obtaining thereof
CN104630615A (en) High-strength alloy steel
WO2009133920A1 (en) High‑hardness shot material
UA90001C2 (en) High speed steel produced by powder metallurgy approach, method for its production and application (variants)
JP2007002333A5 (en)
JP2007107029A5 (en)
RU2494162C1 (en) Iron-based wear resistant alloy
JP5749026B2 (en) High hardness projection material for shot peening
JP2008031553A5 (en)
RU2333288C1 (en) Steel
MX2007004673A (en) Sintered alloys for cam lobes and other high wear articles.
KR101548553B1 (en) Chrome-free coating for substrate