JPS5954837U - 亀裂伝播速度計測装置 - Google Patents

亀裂伝播速度計測装置

Info

Publication number
JPS5954837U
JPS5954837U JP15043182U JP15043182U JPS5954837U JP S5954837 U JPS5954837 U JP S5954837U JP 15043182 U JP15043182 U JP 15043182U JP 15043182 U JP15043182 U JP 15043182U JP S5954837 U JPS5954837 U JP S5954837U
Authority
JP
Japan
Prior art keywords
measuring device
crack
propagation velocity
notch
test piece
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
JP15043182U
Other languages
English (en)
Inventor
良之 近藤
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP15043182U priority Critical patent/JPS5954837U/ja
Publication of JPS5954837U publication Critical patent/JPS5954837U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (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

【図面の簡単な説明】
第１図は応力腐食割れ試験法の説明図、第２図は同試験
で生じる試験片の亀裂状態を示す図、第３図は本考案の
一実施例を示す亀裂伝播速度計測装置の説明図、第４図
は第３図のＡ部の拡大斜視図、第５薗及び第６図はそれ
ぞれ応力腐食割れ試験に通常使用される試験片の形状、
寸法を示す説明図である。 １１・・・切欠き、１２・・・試験片、１３・・・ピン
、１４・・・Ｕリンク、１５・・唄ツド、１６・・・固
定壁、１７・・・ピン、１８・・・ロッド、２０・・田
−ドセル、２１・・・重錘、２２・・・環境槽、２３・
・・環境液、２４・・・シール、２５・・・演算器、２
６・・・ひずみゲージ、２７・・・換算器、２８・・・
微分器。

Claims (1)

    【実用新案登録請求の範囲】
  1. 側面に切欠きを有する板状の試験片に引張荷重を加えて
    切欠き底部に生じる亀裂の伝播速度を計測する亀裂伝播
    速度計測装置において、上記試験片の切欠きを形成した
    側面と対向する側面に貼付される歪ゲージと、試験片に
    作用する引張荷重の値と歪ゲージの出力とを入力として
    コンプライアンスを求める演算器と、同演算器の出力を
    受けあらかじめ求めであるコンプライアンスと亀裂長さ
    との関係値から亀裂長さを求めをる換算器と、同換算器
    の出力を時間で微分して伝播速度を求める微分器とを具
    備したことを特徴とする亀裂伝播速度計測装置。
JP15043182U 1982-10-05 1982-10-05 亀裂伝播速度計測装置 Pending JPS5954837U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15043182U JPS5954837U (ja) 1982-10-05 1982-10-05 亀裂伝播速度計測装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15043182U JPS5954837U (ja) 1982-10-05 1982-10-05 亀裂伝播速度計測装置

Publications (1)

Publication Number Publication Date
JPS5954837U true JPS5954837U (ja) 1984-04-10

Family

ID=30333650

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15043182U Pending JPS5954837U (ja) 1982-10-05 1982-10-05 亀裂伝播速度計測装置

Country Status (1)

Country Link
JP (1) JPS5954837U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS613445U (ja) * 1984-06-13 1986-01-10 三菱重工業株式会社 亀裂長さ計測装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS613445U (ja) * 1984-06-13 1986-01-10 三菱重工業株式会社 亀裂長さ計測装置

Similar Documents

Publication Publication Date Title
Bovsunovsky et al. Non-linearities in the vibrations of elastic structures with a closing crack: A state of the art review
Chondros The continuous crack flexibility model for crack identification
CN106960068A (zh) 一种基于脉冲激励响应频谱的模态阻尼比快速计算方法
CN105424315A (zh) 一种测量波浪对桩基水平承载性能影响的装置及方法
Alter et al. Effect of strain rate on the propagation of a plastic strain pulse along a lead bar
CN113776963B (zh) 一种利用球形压痕法计算断裂韧性的方法
CN111665132A (zh) 一种开口角隅疲劳裂纹扩展测量方法
Llorca et al. Modelling plasticity-induced fatigue crack closure
JPS5954837U (ja) 亀裂伝播速度計測装置
CN205941200U (zh) 混凝土温度应力试验机
CN107588918A (zh) 一种测试横梁拴接结合部动态特性的实验装置
JPS631231Y2 (ja)
JPH05113390A (ja) 疲労損傷検出用モニター
Fujimoto et al. Fluid damping of vibrating rectangular rods in confined fluid.
ZOHREI Cumulative damage in components of steel structures under cyclic inelastic loading
JPH03272456A (ja) ゴムストレスコーンと碍子との密着性を測定する方法
Yi et al. Vibration modal analysis by means of impulse excitation and measurement using strain gauges
JPS6138439A (ja) 構造体コンクリ−トの強度試験方法
MAKHUTOV Calculation characteristics for the resistance to brittle failure and methods of determining them/A review
Borodachev et al. Combination experimental and theoretical method for determining the stress state of structural elements with cracks
SCHMITT et al. Numerical studies involving fracture mechanics samples
JPS59106049U (ja) 低温引張試験用伸び測定治具
Rodkin et al. HTGR fuel element collision dynamics test program
CHELL A method of analysing elastic-plastic fracture behavior in the presence of initial strains
Markochev et al. Method of studying the growth of fatigue cracks for a constant amplitude of the stress-intensity coefficient