JPS60238475A - 内面層を有する管 - Google Patents

内面層を有する管

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Publication number
JPS60238475A
JPS60238475A JP60084355A JP8435585A JPS60238475A JP S60238475 A JPS60238475 A JP S60238475A JP 60084355 A JP60084355 A JP 60084355A JP 8435585 A JP8435585 A JP 8435585A JP S60238475 A JPS60238475 A JP S60238475A
Authority
JP
Japan
Prior art keywords
layer
tube
compression
layers
tubes
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.)
Pending
Application number
JP60084355A
Other languages
English (en)
Inventor
エーベルハルト・モル
マルセル・ロルドン
エドガー・ミユラー
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Balzers Patent und Beteiligungs AG
Original Assignee
Balzers Patent und Beteiligungs AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Balzers Patent und Beteiligungs AG filed Critical Balzers Patent und Beteiligungs AG
Publication of JPS60238475A publication Critical patent/JPS60238475A/ja
Pending legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/0635—Carbides
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/04—Coating on selected surface areas, e.g. using masks
    • C23C14/046—Coating cavities or hollow spaces, e.g. interior of tubes; Infiltration of porous substrates
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/0641—Nitrides
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/067—Borides
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/58—After-treatment
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/58—After-treatment
    • C23C14/5806—Thermal treatment
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/56—After-treatment
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
    • C23C4/14—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying for coating elongate material
    • C23C4/16—Wires; Tubes
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/18—After-treatment
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F17/00—Multi-step processes for surface treatment of metallic material involving at least one process provided for in class C23 and at least one process covered by subclass C21D or C22F or class C25
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
    • F16L57/06—Protection of pipes or objects of similar shape against external or internal damage or wear against wear
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
    • F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
    • F41A21/00—Barrels; Gun tubes; Muzzle attachments; Barrel mounting means
    • F41A21/02—Composite barrels, i.e. barrels having multiple layers, e.g. of different materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Laminated Bodies (AREA)
  • Physical Vapour Deposition (AREA)
  • Heat Treatment Of Steel (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【発明の詳細な説明】 本発明は肯特に武器用の管に関し、内面に硬い月別の薄
い層を設けて摩耗と腐蝕を防き゛摩擦を減少させた管に
関する。
従来の技術 真空＃着層の耐着性と耐摩耗性ケ良くするために、種々
の方法が提案された。例えは多くの基材上にカソードス
パッタによって被着した層は通常の蒸冶による層よりは
耐着性が良い。更に新しい方法はイオン媒介蒸漕を第１
」川でき、高い耐着性を得られる。
しかし、これらの既知の手法は膨張の強い多数回の作用
、例えば武器用管の場合の射撃の作用を受けた時に層は
耐えられない３、 被層内面を有する管は各種の目的に使用され、各種の被
層方法が行なばれる。例えは、−着（ＤＥ−Ｏ８２８４
１２９５号、ＤＥ　−０３３２３７６５５号）気相によ
る化学的相線（ＤＥ−Ｏ８２７１８１・４８号）蒸着（
ＵＳ−ＰＳ４３５４４５６号、ＵＳ−Ｉ″８４４０７７
１２号）カソードスパッタ（ＤＥ−ＡＳ　２８２０３０
１号、ＤＥＯ３２６５５９４２号、ＤＥ−ｏｓ　２７２
９２Ｂ６号、ＤＥ−ＰＳ９７６５２９号、ＤＥ−Ｏ３３
１５０５９１号）がある。
武器用管の記述は少ない。例えはカン−トスバッタと組
合せたドイツ特許ＤＥ−ＰＳ　３１５０５９１号、及び
ＤＥ−ＰＳ２５３７６２３号、ＤＥ−Ａｓ２１：Ｉ［Ｊ
９７［Ｊ９号かある。
武器用管の内層に硬い材料を設けることは耐摩耗性、耐
腐蝕性を良くシ、岸擦を減少し得るため有効である。し
かし、現在までは、この目的の十分な内層は知られてい
ない。この理由は硬い層の剛着強度が不十分であり、現
在使用される拡散法では内方限界面に到達しない問題が
ある。
ドイツ特許ＤＥ−ＡＳ　２８０９７０９　号には熱スプ
レー法によってコア十に施した厚い、約１．６鴎のセラ
ミック層を記載し、管の収縮によって管に保持される。
厚い層は自然に高い自己強度を有し、基体十〇耐着性の
すべてではなく、薄い智、１０ミクロン以下の場合と同
一ではない。スプレー法によって製造した管がセラミッ
ク管を挿入した場合より本質的に優れているかどうかは
不明である。
発明が解決しようとする問題点 本発明は内面に被着した層を有する管を提供し、管内面
と高圧に基つく膨張を生じた時及び使用間に高温度を受
けた時に剥離しないようにする。
本発明による内面に管に比較して硬い材料の被着層を有
する管は、層は所定被着温度で面積を少なくともΔ’／
Ｆ−ＩＸ１（Ｊ−３だけ圧縮する。
こ＼にＦは楡の面積であり、ΔＰ゛は楡が圧縮によって
綿小した面積でるる。ΔＦ／、＝１０−３によって、層
の面が０．１％縮小したことを示す。
作用 篤くべきことに、管内面に形成し圧縮した層は、層が同
じ材料の場合でも密着を保つが、同様の方法で被着し、
被着量圧縮を行なはない層は後の膨張作用で簡単ｒ（剥
離する。設計上生じた溝は摩際応力、例えば武器用管の
射撃に対し層の耐着性は著しく減少するとみなし得る。
層の所要の圧縮を定めるのは、後の使用による膨張に際
しての管の変形寸法である。層の圧縮の割合は使用間に
生ずる膨張の割合に少なくとも等しいか、好適にはある
程度大とし、檄の過膨張に際して亀裂の生ずるのを防ぐ
。
武器用管の各種の薄い硬い材料の内層を設けたものの射
撃実験においては、層が７５１Ｔ安の大きな圧縮応力を
受け、層か上述の通り面が少なくとも△””／Ｆ＝’／
□０００　圧縮された時に良好な耐摩耗性を得た。これ
は現在までの摩耗実験の結果、即ち、薄い層は小さな応
力の場合に高い耐着性を示すとの結果とは反対である。
この結果からの結論は、層の耐着性は制限関数ではなく
、本発明によって本質的に改良された。
本発明は、被着すべき層自体は所要の靭性を有せず、僅
な過膨張によって剥離する場合にも好適に適用できる。
実施例 本発明による管の射撃試験によって得た実験結果を次の
代表模型と共に示す。ＰＩＴＨ値以上に圧縮した層は射
撃とこれに伴なう管の膨張に際して伸ひの影響は少なく
、圧縮によって生じた圧縮応力か減少しだ。上述の過渡
的の心力減少によって、射撃間の層の耐着性は良くなっ
た。層には破損及び亀裂は圧縮応力下では生じなかった
１、これは層の劇久性に本質的に拵与する。
種の方法がある。管に比較して層材料か小さい温度膨張
系数である場合は、高温による層の圧縮は次の式によっ
て得られる。
ト１ △／Ｆ−２・△’／、＝２　（α１−α２）△Ｔα０．
α２は基体と層の膨張系数 このような所要の層圧縮を行なうための既知の方法があ
るが何れも本発明の記載する十分な圧縮値には達してい
ない。管は層被着間は高温の鋼硬度が失はれる温度には
加熱しない。被着間の温度ははソ焼戻温度即ち例えば５
５０℃とする。射撃に際して管は再び加熱層が被着間の
＠度に近い温度に達する。同時に射撃による過圧は管の
膨張を生じ、前述の通り圧縮応力を減少し、この圧縮応
力が層の亀裂を防ぐ。
近年他の真空被着法が開発され、エネルギーの大きなイ
オンによる層材料の強い圧縮が得られる。
この方法は次の４文献に記載される。
Ｔｈ１ｎ　５ｏｌｉｄ　Ｆｊ、１ｍｓ、６４（１９７９
）１１１１　＋ンーントン等Ｊ　、Ｖａｃ、Ｓｃｉ　、
Ｔｅｃｈｎａｌ、１４（１９７７）　１６４．ソーント
ン等１７ｒ１９ＲｒＮべＲｒｌ　−Ａ％未フマン竹ＵＳ
−ＰＳ　４２５６７８０　ゲルドナー等層の被着のため
には、既知の方法と、管内面被着装置を利用する。管内
壁の処理装置として高温度高イオン衝撃下での被着に好
適な装置はスイス特許願２５４４／８３に記載されてい
る。
例えば、管内壁に窒化チタン、炭化チタン、硼化チタン
、炭化タングステンの層を被着する。一般に周期律の４
〜６群の混合金属の硅化物、炭化物、窒化物が好適であ
る。
本発明による管内に層を被着するためには良い剛着性を
得るだめの既知の補助装置を利用する５例えば、管内壁
の良い予備清掃、加熱又は電子ボンバードによる予備脱
ガス、カソード腐蝕による表面層の中間侵蝕、層板眉間
の被着すべき而に対する電気的予応力の作用等がある。
層圧絹の測定は次の方法によって行なう。
（１）剛性の探針本体に第１にタロムｒｗｔ施し、その
厚さは次に被着すべき硬質材料層の厚さよりや＼厚くす
る。被着した探針本体を合成樹脂内に埋込み研削して層
断面か見えるようにする。研削物を５０秒間１８％の塩
酸で処理し、クロム層を溶出する。顕微鏡下ではクロム
層の位置は掘込みとして示され、この中に溶解した硬質
材料層が波状に延長する。正弦状の層の研磨縁の波の撮
巾と長さから線状圧縮△ｔ／ｌを測定する。面の圧縮は
２倍の値ΔＦ７Ｆ＝＝＝　２６ｔ／ｌ　である。間隙が
過度に薄く、完全な層の取出が不可能な圧縮値を過小に
得ることがある。本発明による圧縮は △／Ｆ＝０．００１　より大である必要があり、この条
件下で必らず達成する必要がある。
（２）被着した探針本体を両対向端でクランプし、力を
作用して緩やかに引張り硬質材料層を剥離させる。次に
例えば顕微鏡又はマイクロポンを取付け、所要の伸び△
／ｌを測定する。硬質材料層は鋼よりも本質的に脆いた
め、僅かな伸びによって破損する。測定した伸ひは硬質
材料層の圧縮にｅｌは等しい、又は僅に大きい値である
。
（３）層を被着した探針本体に硬質材料層のＷ度をビッ
カース試験機で各椎負荷で測定する。この場合に、ダイ
アモンドは負荷ｐ＞ｏで可視の小さな凹みを残す。この
凹みの対角線ａを負荷Ｐの関数として曲線が得られ、ｄ
２−０　に対して正の最終値Ｐ′が得られろ。この測定
（ｌＩＩＰ′と層圧綱領の相関は（１１、（２＋で記し
た測定法を使用して定めることができる。
発明の効果 肯例えば武器用の管に硬質材料層を内面被覆した場合、
面ケ少なくとも△”／、＝０．００１圧縮する。
射撃等の内圧作用に耐え、被覆層の剥離を生じない管が
得られる。
（外５名）

Claims (1)

  1. 【特許請求の範囲】 １　管内面に管より硬い材料の層を被着したものにおい
    て、層は所定被着温度で面の面積比で少なくともΔＦ／
    Ｆ−１×１Ｕ　以上圧縮することを特徴とする内面層を
    １する管。 ２　前駆層は管の製造に使用した銅の焼戻温度で面の面
    積比で少なくとも△”／Ｆ＝　Ｉ　Ｘｌ　ｕ−３圧縮す
    ゐことを特徴とする特許ｄ肯求の範囲第１項記載の管。
JP60084355A 1984-04-19 1985-04-19 内面層を有する管 Pending JPS60238475A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1969/84A CH663455A5 (de) 1984-04-19 1984-04-19 Rohr mit einer innenbeschichtung.
LI1969/84-0 1984-04-19

Publications (1)

Publication Number Publication Date
JPS60238475A true JPS60238475A (ja) 1985-11-27

Family

ID=4222845

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60084355A Pending JPS60238475A (ja) 1984-04-19 1985-04-19 内面層を有する管

Country Status (10)

Country Link
US (1) US4641450A (ja)
JP (1) JPS60238475A (ja)
CH (1) CH663455A5 (ja)
DE (1) DE3506012A1 (ja)
FR (1) FR2563318B1 (ja)
GB (1) GB2158103B (ja)
IT (1) IT1184190B (ja)
NL (1) NL8500833A (ja)
SE (1) SE463278B (ja)
ZA (1) ZA852617B (ja)

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US4822759A (en) * 1986-09-16 1989-04-18 Lanxide Technology Company, Lp Ceramic composite structures having intrinsically fitted encasement members thereon & methods of making the same
FR2614321A1 (fr) * 1987-04-27 1988-10-28 Europ Propulsion Cartouche en materiaux composites pour dispositif d'elaboration de monocristaux.
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Also Published As

Publication number Publication date
ZA852617B (en) 1985-11-27
SE8501902D0 (sv) 1985-04-18
SE463278B (sv) 1990-10-29
CH663455A5 (de) 1987-12-15
GB2158103B (en) 1987-08-19
SE8501902L (sv) 1985-10-20
GB2158103A (en) 1985-11-06
DE3506012C2 (ja) 1987-11-12
IT1184190B (it) 1987-10-22
US4641450A (en) 1987-02-10
FR2563318B1 (fr) 1988-12-02
GB8508898D0 (en) 1985-05-09
IT8520038A0 (it) 1985-03-22
NL8500833A (nl) 1985-11-18
FR2563318A1 (fr) 1985-10-25
DE3506012A1 (de) 1985-10-31

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