JP2970310B2 - Wear-resistant steel and piston ring or liner materials for internal combustion engines - Google Patents
Wear-resistant steel and piston ring or liner materials for internal combustion enginesInfo
- Publication number
- JP2970310B2 JP2970310B2 JP5123900A JP12390093A JP2970310B2 JP 2970310 B2 JP2970310 B2 JP 2970310B2 JP 5123900 A JP5123900 A JP 5123900A JP 12390093 A JP12390093 A JP 12390093A JP 2970310 B2 JP2970310 B2 JP 2970310B2
- Authority
- JP
- Japan
- Prior art keywords
- wear
- weight
- resistant steel
- internal combustion
- less
- 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.)
- Expired - Fee Related
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2203/00—Non-metallic inorganic materials
- F05C2203/04—Phosphor
Description
【０００１】[0001]
【産業上の利用分野】本発明は耐摩耗性鋼及び内燃機関
のピストンリング材料又はライナー材料に係り、特に、
耐摩耗性、耐スカッフ性に優れる耐摩耗性鋼であって、
鋳鉄に比べて強度が高く、伸びが大きい上に、超強力
鋼、超硬合金に比べて靭性が高く、加工性も良好な高特
性耐摩耗性鋼及び内燃機関のピストンリング材料又はラ
イナー材料に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to wear-resistant steel and piston ring or liner materials for internal combustion engines.
Wear-resistant steel with excellent wear resistance and scuff resistance,
High-strength and high elongation compared to cast iron, high toughness compared to super-strength steel and cemented carbide, high-performance wear-resistant steel with good workability and piston ring material or liner material for internal combustion engines .
【０００２】[0002]
【従来の技術】ディーデルエンジン等の内燃機関のピス
トンリングには、耐摩耗性、耐スカッフ性等の特性が要
求される。従来、このような用途に用いられる耐摩耗性
合金としては、ユーバロイ等の鋳鉄や硬度の高い超強力
鋼、超硬合金が知られている。2. Description of the Related Art A piston ring of an internal combustion engine such as a Diedel engine is required to have characteristics such as wear resistance and scuff resistance. Conventionally, as wear-resistant alloys used for such applications, cast irons such as Uvaloy, high-strength steels with high hardness, and cemented carbides are known.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、鋳鉄は
強度が低く、伸びが小さいという欠点を有し、また、超
強力鋼、超硬合金は靭性が低く、加工性に乏しく、更に
耐スカッフ性（耐焼付き性）にも劣るという欠点を有し
ている。However, cast iron has the disadvantages of low strength and low elongation, and super-strength steels and cemented carbides have low toughness, poor workability, and poor scuff resistance ( (Seizure resistance).
【０００４】本発明は上記従来の問題点を解決し、耐摩
耗性、耐スカッフ性に優れる耐摩耗性鋼であって、鋳鉄
に比べて強度が高く、伸びが大きい上に、超強力鋼、超
硬合金に比べて靭性が高く、加工性も良好な高特性耐摩
耗性鋼及び内燃機関のピストンリング材料又はライナー
材料を提供することを目的とする。[0004] The present invention solves the above-mentioned conventional problems, and is a wear-resistant steel having excellent wear resistance and scuff resistance. An object of the present invention is to provide a high-performance wear-resistant steel having higher toughness and better workability than a cemented carbide and a piston ring material or a liner material for an internal combustion engine.
【０００５】[0005]
【課題を解決するための手段】請求項１の耐摩耗性鋼
は、 炭素：０．２〜１．２重量％ 珪素：０．２〜０．８重量％ マンガン：０．２〜２．０重量％ リン：０．００５〜０．２０重量％ 硫黄：０．１〜１．０重量％ クロム：０．２重量％以上６．０重量％未満 ニオブ：０．２重量％以下 テルル：０．１重量％以下 バナジウム：０．２重量％以下 を含み、残部が実質的にＦｅよりなることを特徴とす
る。According to the first aspect of the present invention, there is provided a wear-resistant steel comprising: carbon: 0.2 to 1.2 % by weight silicon: 0.2 to 0.8 % by weight manganese: 0.2 to 2.0 % wt% of phosphorus: 0.005 to 0.2 0 wt% sulfur: 0.1-1.0 wt% chromium: less than 0.2 wt% to 6.0 wt% niobium: 0.2 wt% or less tellurium: 0 0.1 % by weight or less : Vanadium: 0.2% by weight or less, with the balance substantially consisting of Fe.
【０００６】請求項２の耐摩耗性鋼は、 炭素：０．０５重量％以上０．８重量％未満 珪素：０．２〜０．８重量％ マンガン：０．２〜２．０重量％ リン：０．００５〜０．２０重量％ 硫黄：０．１〜１．０重量％ クロム：６．０〜１５．０重量％ ニオブ：０．２重量％以下 テルル：０．１重量％以下 バナジウム：０．２重量％以下 を含み、残部が実質的にＦｅよりなることを特徴とす
る。[0006] Claim 2 of the wear-resistant steel, carbon: 0.05% by weight or more and 0.8 wt% less silicon: 0.2 to 0.8 weight percent manganese: 0.2 to 2.0 wt% phosphorus : from 0.005 to 0.2 0 wt% sulfur: 0.1-1.0 wt% chromium: 6.0 to 15.0 wt% niobium: 0.2 wt% or less tellurium: 0.1 wt% or less vanadium : Not more than 0.2% by weight , with the balance substantially consisting of Fe.
【０００７】請求項３の内燃機関のピストンリング材料
又はライナー材料は、請求項１の耐摩耗性鋼よりなるこ
とを特徴とする。A third aspect of the present invention is characterized in that the piston ring material or the liner material of the internal combustion engine is made of the wear-resistant steel of the first aspect.
【０００８】請求項４の内燃機関のピストンリング材料
又はライナー材料は、請求項２の耐摩耗性鋼よりなるこ
とを特徴とする。According to a fourth aspect of the present invention, the piston ring material or the liner material of the internal combustion engine is made of the wear-resistant steel of the second aspect.
【０００９】以下に本発明を詳細に説明する。Hereinafter, the present invention will be described in detail.
【００１０】本発明の耐摩耗性鋼及び内燃機関のピスト
ンリング材料又はライナー材料は、下記表１、好ましく
は表２に示す組成を有するものである。The wear-resistant steel and the piston ring material or liner material of the internal combustion engine according to the present invention have the composition shown in Table 1 below, preferably Table 2.
【００１１】[0011]
【表１】 [Table 1]
【００１２】[0012]
【表２】 [Table 2]
【００１３】このような本発明の耐摩耗性鋼及び内燃機
関のピストンリング材料又はライナー材料は、一般に下
記のような通常の熱処理を施して使用に供される。ま
た、このような熱処理の他、レーザ熱処理或いはサブゼ
ロ処理を施しても良い。The wear-resistant steel of the present invention and the piston ring material or liner material of an internal combustion engine are generally used after being subjected to the following ordinary heat treatment. In addition to such heat treatment, laser heat treatment or sub-zero treatment may be performed.
【００１４】熱処理方法及び条件 請求項１の耐摩耗性鋼：焼入（温度：７８０〜８４０
℃）→油中急冷→焼戻（温度：１００〜６００℃）→放
冷 請求項２の耐摩耗性鋼：焼入（温度：１０００〜１１０
０℃）→油中急冷→焼戻（温度：２００〜６００℃）→
放冷[0014] The heat treatment method and conditions Claim 1 of wear-resistant steel: quenching (temperature: 780 to 840
° C) → Rapid cooling in oil → Tempering (Temperature: 100 to 600 ° C) → Cooling Abrasion resistant steel of claim 2: Quenching (Temperature: 1000 to 110)
0 ° C) → Quench cooling in oil → Tempering (Temperature: 200-600 ° C) →
Cooling
【００１５】[0015]
【作用】本発明の特定組成の耐摩耗性鋼は、耐摩耗性、
耐スカッフ性に優れる上に、鋳鉄に比べて強度が高く、
伸びが大きい。また、超強力鋼、超硬合金に比べては靭
性が高く、加工性も良好である。The wear resistant steel of the specific composition of the present invention has a high wear resistance,
In addition to excellent scuff resistance, the strength is higher than cast iron,
Large growth. Further, it has higher toughness and better workability than super-strong steel and cemented carbide.
【００１６】このような本発明の耐摩耗性鋼は、内燃機
関のピストンリング材料、ライナー材料等として工業的
に極めて有用である。Such wear-resistant steel of the present invention is industrially extremely useful as a piston ring material, a liner material and the like for an internal combustion engine.
【００１７】[0017]
【実施例】以下に実施例を挙げて本発明をより具体的に
説明する。なお、以下の実施例においては、請求項１の
耐摩耗性鋼の一例として、下記組成Ｉの耐摩耗性鋼を、
また、請求項２の耐摩耗性鋼の一例として下記組成IIの
耐摩耗性鋼を用いた。また、比較例としてユーバロイ及
びユーバロイにクロムメッキを施したもの（以下単に
「Ｃｒメッキ」と示す。）を用いた。The present invention will be described more specifically with reference to the following examples. In the following examples, as an example of the wear-resistant steel of claim 1, a wear-resistant steel of the following composition I was used.
Further, as an example of the wear-resistant steel of claim 2, a wear-resistant steel having the following composition II was used. In addition, as a comparative example, Uvaloy and a Uvaroy plated with chromium (hereinafter simply referred to as “Cr plating”) were used.
【００１８】[0018]
【表３】 [Table 3]
【００１９】なお、本発明に係る組成Ｉ，IIの耐摩耗性
鋼は、下記の熱処理を施したものである。The wear-resistant steels of compositions I and II according to the present invention have been subjected to the following heat treatment.
【００２０】熱処理方法及び条件 組成Ｉ：焼入（８１０℃）→油中急冷→焼戻（４００
℃）→空冷 組成II：焼入（１０５０℃）→油中急冷→焼戻（４００
℃）→空冷 実施例１ ターカロイ製ディスクと、ユーバロイ、組成Ｉの耐摩耗
性鋼及び組成IIの耐摩耗性鋼でそれぞれ構成されたピン
とを用い、下記条件で摺動摩擦することにより摩耗試験
を行ない、結果（摩耗試験１００時間あたりの摩耗量）
を図１に示した。 Heat treatment method and conditions Composition I: quenching (810 ° C) → rapid cooling in oil → tempering (400
° C) → air cooling Composition II: quenching (1050 ° C) → rapid cooling in oil → tempering (400
° C) → air cooling Example 1 A wear test was performed by using a Tarkalloy disk and pins composed of Uvaloy, a wear-resistant steel of composition I and a wear-resistant steel of composition II, and sliding friction under the following conditions. , Result (wear amount per 100 hours of wear test)
Is shown in FIG.
【００２１】摩耗試験条件 摩擦速度 ：１．６５ｍ／ｓｅｃ 接触荷重 ：４５００Ｎ 潤滑油 ：ＳＡＥ＃２０エンジンオイル 潤滑油速度：１６０℃ 図１より本発明の耐摩耗性鋼は、耐摩耗性に優れること
が明らかである。 Wear test conditions Friction speed: 1.65 m / sec Contact load: 4500 N Lubricating oil: SAE # 20 engine oil Lubricating oil speed: 160 ° C. From FIG. 1, the wear-resistant steel of the present invention is excellent in wear resistance. Is evident.
【００２２】実施例２ スーパーターカロイ製回転片と、ユーバロイ、Ｃｒメッ
キ、組成Ｉの耐摩耗性鋼及び組成IIの耐摩耗性鋼で構成
された固定片とを用いて、ピンディスク型摩擦摩耗試験
機により下記又はの条件でスカッフ試験を行ない、
スカッフ発生までの時間及び荷重を調べ、結果を図２に
示した。Example 2 A pin disk type friction wear using a rotating piece made of Super-Tarkalloy and a fixing piece made of Uvaloy, Cr plating, wear resistant steel of composition I and wear resistant steel of composition II. Perform a scuff test under the following conditions with a testing machine,
The time until the occurrence of scuff and the load were examined, and the results are shown in FIG.
【００２３】スカッフ試験条件 潤滑油 ：ＳＡＥ＃３０＋白灯油（１：１） 潤滑油量：潤滑油を回転片摺動面に塗布し、周速５ｍ／
ｓで３０秒間空転させ摺動面上の油量を一定にした。 試験方法：図２（ａ）の荷重・周速・時間ステップに従
って試験を実施した。 潤滑油 ：ＳＡＥ＃３０＋白灯油（１：１） 潤滑油量：と同様に行なう。 試験方法：図２（ｂ）の荷重・周速・時間ステップに従
って試験を実施した。 図２より、本発明の耐摩耗性鋼は著しく耐スカッフ性に
優れることが明らかである。なお、組成Ｉ、IIの耐摩耗
性鋼について、各種特性の測定結果は表４に示す通りで
あり、鋳鉄に比べて強度が高く、伸びが大きく、また、
超強力鋼、超硬合金に比べて靭性が高く加工性に優れる
ことが確認された。特に加工性については、所定量の
Ｐ．Ｓの含有により切削性に優れる。 Scuff test conditions Lubricating oil: SAE # 30 + white kerosene (1: 1) Lubricating oil amount: Lubricating oil was applied to the sliding surface of the rotating piece, and the peripheral speed was 5 m /
s for 30 seconds to make the oil amount on the sliding surface constant. Test method: The test was performed according to the load, peripheral speed, and time steps shown in FIG. Lubricating oil: SAE # 30 + white kerosene (1: 1) Lubricating oil amount: Performed in the same manner as Test method: The test was performed according to the load, peripheral speed, and time steps shown in FIG. From FIG. 2, it is clear that the wear-resistant steel of the present invention has remarkably excellent scuff resistance. The measurement results of the various properties of the wear-resistant steels of compositions I and II are as shown in Table 4, and have higher strength, higher elongation than cast iron, and
It was confirmed that the toughness was high and the workability was excellent compared to super-strong steel and cemented carbide. In particular, regarding workability, a predetermined amount of P.I. Excellent in machinability due to S content.
【００２４】[0024]
【表４】 [Table 4]
【００２５】[0025]
【発明の効果】以上詳述した通り、本発明の耐摩耗性鋼
によれば、耐摩耗性、耐スカッフ性に優れる耐摩耗性鋼
であって、鋳鉄に比べて強度が高く、伸びが大きい上
に、超強力鋼、超硬合金に比べて靭性が高く、加工性も
良好な高特性耐摩耗性鋼が提供される。このような本発
明の耐摩耗性鋼は、内燃機関のピストンリング材料又は
ライナー材料として極めて有用である。As described in detail above, according to the wear-resistant steel of the present invention, it is a wear-resistant steel excellent in wear resistance and scuff resistance, and has higher strength and greater elongation than cast iron. In addition, a high-performance wear-resistant steel having higher toughness and better workability than super-strong steel and cemented carbide is provided. Such a wear-resistant steel of the present invention is extremely useful as a piston ring material or a liner material for an internal combustion engine.
【図１】実施例１の結果を示すグラフである。FIG. 1 is a graph showing the results of Example 1.
【図２】実施例２の結果を示すグラフである。FIG. 2 is a graph showing the results of Example 2.
フロントページの続き (51)Int.Cl.6 識別記号 ＦＩ Ｆ１６Ｊ 9/26 Ｆ１６Ｊ 9/26 Ｂ 10/04 10/04 (72)発明者 岡本 一 岡山県玉野市玉３丁目１番１号 三井造 船株式会社玉野事業所内 (72)発明者 小野 宏 岡山県玉野市玉３丁目１番１号 三井造 船株式会社玉野事業所内 (56)参考文献 特開 昭61−60861（ＪＰ，Ａ) 特開 昭63−140067（ＪＰ，Ａ) 特開 昭63−153242（ＪＰ，Ａ) 特開 平２−204604（ＪＰ，Ａ) 特開 昭60−128247（ＪＰ，Ａ) 特開 昭51−43311（ＪＰ，Ａ) 特公 昭47−51685（ＪＰ，Ｂ１) (58)調査した分野(Int.Cl.6，ＤＢ名) C22C 38/00 301 C22C 38/00 302 C22C 38/18 F02F 1/00 F02F 5/00 F16J 9/26 F16J 10/04 Continuation of the front page (51) Int.Cl. 6 Identification code FI F16J 9/26 F16J 9/26 B 10/04 10/04 (72) Inventor Kazuo Okamoto 3-1-1, Tamano-shi, Tamano-shi, Okayama Mitsui Mitsui (72) Inventor Hiroshi Ono 3-1-1, Tama, Tamano-shi, Okayama Prefecture Mitsui Engineering Co., Ltd. Tamano Works (56) References JP-A-61-60861 (JP, A) JP-A-63-140067 (JP, A) JP-A-63-153242 (JP, A) JP-A-2-204604 (JP, A) JP-A-60-128247 (JP, A) JP-A-51-43311 (JP, A) , A) JP 4751685 (JP, B1) (58) Fields investigated (Int. Cl. 6 , DB name) C22C 38/00 301 C22C 38/00 302 C22C 38/18 F02F 1/00 F02F 5 / 00 F16J 9/26 F16J 10/04
Claims (4)
摩耗性鋼。1. A carbon: 0.2 to 1.2 wt% silicon: 0.2 to 0.8 weight percent manganese: 0.2 to 2.0% by weight of phosphorus: 0.005 to 0.2 0% Sulfur: 0.1 to 1.0 % by weight Chromium: 0.2 % to less than 6.0% by weight Niobium: 0.2% by weight or less Tellurium: 0.1% by weight or less Vanadium: 0.2% by weight or less A wear-resistant steel, including, with the balance substantially consisting of iron.
未満 珪素：０．２〜０．８重量％ マンガン：０．２〜２．０重量％ リン：０．００５〜０．２０重量％ 硫黄：０．１〜１．０重量％ クロム：６．０〜１５．０重量％ ニオブ：０．２重量％以下 テルル：０．１重量％以下 バナジウム：０．２重量％以下 を含み、残部が実質的に鉄よりなることを特徴とする耐
摩耗性鋼。2. Carbon: 0.05% by weight to 0.8 % by weight
Less Silicon: 0.2 to 0.8 weight percent manganese: 0.2 to 2.0% by weight of phosphorus: 0.005 to 0.2 0 wt% Sulfur: 0.1-1.0 wt% chromium: 6. 0-15.0 % by weight Niobium: 0.2% by weight or less Tellurium: 0.1% by weight or less Vanadium: 0.2% by weight or less, with the balance substantially consisting of iron being abrasion resistance steel.
のピストンリング材料又はライナー材料。3. A piston ring material or liner material for an internal combustion engine comprising the wear-resistant steel according to claim 1.
のピストンリング材料又はライナー材料。4. A piston ring material or liner material for an internal combustion engine comprising the wear-resistant steel according to claim 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5123900A JP2970310B2 (en) | 1993-05-26 | 1993-05-26 | Wear-resistant steel and piston ring or liner materials for internal combustion engines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5123900A JP2970310B2 (en) | 1993-05-26 | 1993-05-26 | Wear-resistant steel and piston ring or liner materials for internal combustion engines |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06330241A JPH06330241A (en) | 1994-11-29 |
| JP2970310B2 true JP2970310B2 (en) | 1999-11-02 |
Family
ID=14872125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5123900A Expired - Fee Related JP2970310B2 (en) | 1993-05-26 | 1993-05-26 | Wear-resistant steel and piston ring or liner materials for internal combustion engines |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2970310B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1068049A (en) * | 1995-07-19 | 1998-03-10 | Mitsui Eng & Shipbuild Co Ltd | Wear resistant steel, cylinder sliding member of internal combustion engine and ring spring |
| US6527879B2 (en) | 1999-06-25 | 2003-03-04 | Hitachi Metals Ltd. | Self-lubricating piston ring material for internal combustion engine and piston ring |
| KR20030054283A (en) * | 2001-12-24 | 2003-07-02 | 주식회사 포스코 | Heat treatment method for high carbon bearing steel having excellent hardness and crack resistance |
| SE531889C2 (en) * | 2007-01-26 | 2009-09-01 | Sandvik Intellectual Property | Lead-free automatic steel and its use |
-
1993
- 1993-05-26 JP JP5123900A patent/JP2970310B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH06330241A (en) | 1994-11-29 |
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