SU769398A1 - Method of evaluating the tendency of materials to brittle failure - Google Patents

Method of evaluating the tendency of materials to brittle failure Download PDF

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Publication number
SU769398A1
SU769398A1 SU752304271A SU2304271A SU769398A1 SU 769398 A1 SU769398 A1 SU 769398A1 SU 752304271 A SU752304271 A SU 752304271A SU 2304271 A SU2304271 A SU 2304271A SU 769398 A1 SU769398 A1 SU 769398A1
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SU
USSR - Soviet Union
Prior art keywords
tendency
materials
sample
brittle
brittle failure
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Application number
SU752304271A
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Russian (ru)
Inventor
Виктор Иванович Смоленцев
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Предприятие П/Я Г-4361
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Priority to SU752304271A priority Critical patent/SU769398A1/en
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Publication of SU769398A1 publication Critical patent/SU769398A1/en

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Description

TiOHiHoe статническое ;налру|Жбни.е иопытуемого образца €трещиной до скачка ее   разрушение обр1азда, отличающийс  тем, что, с целью /повы1Ш1е и  точности при сравнительной ацанке ОкЛониости материалов , обладающих одинаковым параметром К.1С, к хрупкому р аарушению, разгр ужение. образ-ца провод т до полного сн ти  на груак-и ;и по величине остаточного смещени  определ ют скловность материала ж хрупжому разрушению, где /Си - коэффиадиент (интенсивности .напр ж:ени .TiOHiHoe static; nalru | Zbni.e test sample is cracked before the shock its destruction is characterized by the fact that, with the purpose / increase and accuracy at a comparative rate of OkLoniosti materials with the same parameter K.1C, to brittle fracture, discharging. the sample is carried out to complete removal by a bucket and, and the magnitude of the residual displacement determines the material density and brittle fracture, where / C is the coefficient (intensity.

Источник информации, прин тый во внимаиие при экспертизе:The source of information taken into consideration in the examination:

1. ОмолбНцев В. И. Методика многократного определени  в зкости разрушени  на одном образце. «Заводска  лаборатори , 1972, № 6, с. 731-734,1. OmolbNtsev V.I. Methodology of multiple determination of fracture viscosity on one sample. “Factory laboratory, 1972, № 6, p. 731-734,

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Claims (1)

Формула изобретенияClaim Способ оценки склонности материалов к 30 хрупкому разрушению, включающий моно769398 тонное статическое нагружение испытуемого образца « трещиной до скачка ее ц. разрушение образца, отличающийся тем, что, с целью/повышения точности при сравнительной оценке скЛонности материа- 5 лов, обладающих одинаковым параметрам К1с, к хрупкому разрушению, разгр'ужение. образца проводят до полного снятия на- грузки и по величине остаточного смещения определяют склонность материала к хруп- Ю кому разрушению, где /С1с — коэффициент (интенсивности напряжения.A method for assessing the tendency of materials to 30 brittle fracture, including mono 769398 ton static loading of the test sample with a “crack before its jump sample destruction, characterized in that, in order to / increase accuracy in a comparative assessment of the slope of materials having the same parameters K1c to brittle failure, unloading. the sample is carried out until the load is completely removed and the tendency of the material to brittle fracture is determined by the value of the residual displacement, where / C 1s is the coefficient (stress intensity. Источник информации, принятый во внимание при экспертизе:Source of information taken into account during the examination: 1. Смоленцев В. И. Методика многократного определения вязкости разрушения на одном образце. «Заводская лаборатория», 1972, № 6, с. 731—734.1. Smolentsev V. I. The method of multiple determination of fracture toughness on a single sample. "Factory Laboratory", 1972, No. 6, p. 731-734. !, Составитель В. Поздняков!, Compiled by V. Pozdnyakov
SU752304271A 1975-12-29 1975-12-29 Method of evaluating the tendency of materials to brittle failure SU769398A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU752304271A SU769398A1 (en) 1975-12-29 1975-12-29 Method of evaluating the tendency of materials to brittle failure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU752304271A SU769398A1 (en) 1975-12-29 1975-12-29 Method of evaluating the tendency of materials to brittle failure

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SU769398A1 true SU769398A1 (en) 1980-10-07

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